A total of 2343 items for Real Time Clocks products
ABLIC Inc.
Abracon
ams OSRAM
Analog Devices Inc./Maxim Integrated
Cymbet Corporation
Diodes Incorporated
ECS Inc.
EM Microelectronic
EPSON
Flip Electronics
IDT, Integrated Device Technology Inc
KYOCERA AVX
Micro Crystal AG
Microchip Technology
Nisshinbo Micro Devices Inc.
NXP Semiconductors
NXP USA Inc.
Raltron Electronics
Renesas Electronics
Rochester Electronics
ROHM Semiconductor
Smart Prototyping
SparkFun Electronics
STMicroelectronics
Suntsu Electronics
Texas Instruments
Waldom Electronics
Active
Discontinued at Digi-Key
Last Time Buy
Not For New Designs
Obsolete
-
-10°C ~ 70°C
-20°C ~ 70°C
-25°C ~ 70°C
-30°C ~ 70°C
-30°C ~ 80°C
-40°C ~ 105°C
-40°C ~ 105°C (TA)
-40°C ~ 125°C
-40°C ~ 125°C (TA)
-40°C ~ 85°C
-40°C ~ 85°C (TA)
0°C ~ 70°C
0°C ~ 70°C (TA)
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Alarm
Alarm, Backup Supply Charger, Leap Year, RAM
Alarm, Battery Switch, Clock Output Hz-MHz, Event Input, Temperature Alarm, Timer, Trickle Charge with Charge Pump
Alarm, Battery Switch, EEPROM, External Event Interrupt, Leap Year, Programmable Clock Output, RAM, Timer, Trickle Charger
Alarm, Battery Switch, Leap Year, Programmable Clock Output, Timer, Watchdog Timer
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
Alarm, Daylight Savings, Leap Year, SRAM
Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
Alarm, Daylight Savings, NVSRAM
Alarm, Daylight Savings, SRAM
Alarm, EEPROM
Alarm, EEPROM, Leap Year, Programmable Clock Output, RAM, Temperature, Timer, Trickle Charger
Alarm, EEPROM, Leap Year, RAM, Trickle-Charger
Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Trickle-Charger
Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Trickle-Charger
Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID
Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer
Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Watchdog Timer
Alarm, EEPROM, Leap Year, Square Wave Output, Trickle-Charger
Alarm, EEPROM, Leap Year, Unique ID
Alarm, EEPROM, TCXO/Crystal, Trickle-Charger
Alarm, External Event Interrupt, Leap Year, Programmable Clock Output, RAM, Timer
Alarm, FRAM, Leap Year, Square Wave Output, TCXO/Crystal
Alarm, Leap Year
Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger
Alarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer
Alarm, Leap Year, NVSRAM, Square Wave Output
Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer
Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger
Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer
Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K
Alarm, Leap Year, NVSRAM, Trickle-Charger
Alarm, Leap Year, NVSRAM, Watchdog Timer
Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K
Alarm, Leap Year, NVSRAM, Y2K
Alarm, Leap Year, Programmable Clock Output, RAM, Timer
Alarm, Leap Year, Programmable Clock Output, Timer
Alarm, Leap Year, Programmable Clock Output, Watchdog Timer
Alarm, Leap Year, RAM
Alarm, Leap Year, RAM, SRAM
Alarm, Leap Year, RAM, Trickle Charger
Alarm, Leap Year, Square Wave Output
Alarm, Leap Year, Square Wave Output, SRAM
Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal
Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer
Alarm, Leap Year, Square Wave Output, SRAM, Unique ID
Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer
Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K
Alarm, Leap Year, Square Wave Output, TCXO/Crystal
Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer
Alarm, Leap Year, Square Wave Output, Trickle-Charger
Alarm, Leap Year, Square Wave Output, Unique ID
Alarm, Leap Year, Square Wave Output, Watchdog Timer
Alarm, Leap Year, SRAM
Alarm, Leap Year, SRAM, Trickle-Charger
Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer
Alarm, Leap Year, SRAM, Watchdog Timer
Alarm, Leap Year, Supervisor, Unique ID, Watchdog Timer
Alarm, Leap Year, Supervisor, Watchdog Timer
Alarm, Leap Year, Trickle-Charger
Alarm, Leap Year, Unique ID
Alarm, Leap Year, Unique ID, Y2K
Alarm, Leap Year, Watchdog Timer
Alarm, Leap Year, Watchdog Timer, Y2K
Alarm, NVSRAM
Alarm, NVSRAM, Square Wave Output
Alarm, NVSRAM, Square Wave Output, Y2K
Alarm, Programmable Clock Output, RAM, Timer, Trickle Charger, Watchdog Timer
Alarm, RAM
Alarm, Square Wave Output
Alarm, Square Wave Output, SRAM
Alarm, Square Wave Output, SRAM, Trickle Charge, Watchdog Timer
Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer
Alarm, Square Wave Output, Watchdog Timer
Alarm, SRAM
Alarm, SRAM, Trickle-Charger
Alarm, Supervisor, Watchdog Timer
Alarm, Y2K
Audio, Leap Year, Trickle-Charger
EEPROM, Leap Year
EEPROM, Leap Year, NVSRAM
EEPROM, Leap Year, Supervisor, Trickle-Charger, Watchdog Timer
Leap Year
Leap Year, NVSRAM
Leap Year, NVSRAM, Square Wave Output
Leap Year, NVSRAM, Square Wave Output, Trickle-Charger
Leap Year, NVSRAM, Trickle-Charger
Leap Year, NVSRAM, Y2K
Leap Year, Square Wave Output, Trickle-Charger
Leap Year, Square Wave Output, Y2K
Leap Year, SRAM
Leap Year, Supervisor
Leap Year, Trickle-Charger
Leap Year, Watchdog Timer
NVSRAM
Square Wave Output
Square Wave Output, Unique ID
Trickle-Charger
Unique ID
Alarm, Leap Year, RAM, Square Wave Output, Trickle Charger
Alarm, Leap Year, RAM, Square Wave Output, SRAM, Trickle Charger
Alarm, Watchdog Timer
Leap Year, RAM, Square Wave Output
Alarm, EEPROM, RAM, Trickle Charger
RAM, Square Wave Output
Alarm, RAM, Square Wave Output
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Surface Mount
Surface Mount, Wettable Flank
Through Hole
-
10-LFSOP (0.173", 4.40mm Width)
10-LFSOP, 10-MSOP (0.110", 2.80mm Width)
10-LLGA
10-SMD Module
10-SMD, No Lead
10-TCDFN Exposed Pad
10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
10-VCDFN
10-VFDFN Exposed Pad
10-VFSOP, 10-MSOP (0.110", 2.80mm Width)
10-WFDFN Exposed Pad
10-XFDFN Exposed Pad
12-TFSOJ (0.094", 2.40mm Width)
12-UFBGA, WLBGA
12-VFDFN Exposed Pad
12-WFBGA, WLBGA
12-XFBGA, WLCSP
12-XFQFN Exposed Pad
14-DIP Module (0.335", 8.51mm)
14-SOIC (0.154", 3.90mm Width)
14-SOIC (0.197", 5.00mm Width)
14-SOIC (0.209", 5.30mm Width)
14-SOIC, Non-Standard
14-SSOP (0.209", 5.30mm Width)
14-TSSOP (0.173", 4.40mm Width)
14-WFDFN Exposed Pad
16-DIP (0.300", 7.62mm)
16-LFDFN Exposed Pad
16-LQFN
16-LSSOP (0.173", 4.40mm Width)
16-SOIC (0.154", 3.90mm Width)
16-SOIC (0.295", 7.50mm Width)
16-SOIC (0.295", 7.50mm Width)
16-SSOP (0.209", 5.30mm Width)
16-UFQFN Exposed Pad
16-VFDFN Exposed Pad
16-VFQFN Exposed Pad
16-VQFN Exposed Pad
16-XFQFN Exposed Pad
168-BGA
168-PBGA Module
18-DIP (0.300", 7.62mm)
18-SOIC (0.209", 5.30mm Width)
18-SOX, 18-SOIC with Crystal (7.5mm Width)
18-XFQFN Exposed Pad
20-LSSOJ (0.213", 5.40mm Width)
20-PowerLFDFN
20-SOIC (0.295", 7.50mm Width)
20-SSOP (0.154", 3.90mm Width)
20-SSOP (0.209", 5.30mm Width)
20-TSSOP (0.173", 4.40mm Width)
20-VQFN Exposed Pad
22-LFDFN
22-SMD, 20 Leads, Flat Leads
22-SMD, Flat Lead Exposed Pad
24-CDIP (0.300", 7.62mm)
24-CDIP (0.600", 15.24mm)
24-DIP (0.300", 7.62mm)
24-DIP (0.600", 15.24mm)
24-DIP Module (0.600", 15.24mm)
24-DIP Module (0.61", 15.49mm)
24-SOIC (0.295", 7.50mm Width)
24-SOIC (0.311", 7.90mm Width)
24-SOP (0.213", 5.40mm Width)
24-SSOP (0.154", 3.90mm Width)
24-TSSOP (0.173", 4.40mm Width)
28-DIP (0.600", 15.24mm)
28-DIP Module (0.600", 15.24mm)
28-DIP Module (0.61", 15.49mm)
28-DIP Module (0.61", 15.49mm), 23 Leads
28-LCC (J-Lead)
28-SOIC (0.295", 7.50mm Width)
28-SOIC (0.337", 8.56mm Width)
28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets
28-SOIC (0.345", 8.77mm Width) with SNAPHAT Sockets
28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets
28-TSSOP (0.173", 4.40mm Width)
28-TSSOP (0.465", 11.80mm Width)
32-DIP Module (0.600", 15.24mm)
32-DIP Module (0.61", 15.49mm)
32-DIP Module (0.610", 15.49mm)
32-LFSOP (0.724", 18.40mm Width)
32-TQFP
34-LPM
34-PowerCap™ Module
36-DIP Module (0.610", 15.49mm)
44-BSOP (0.337", 8.56mm Width)
44-BSOP (0.337", 8.56mm Width) requires SNAPHAT
44-QFP
48-BBGA
48-LQFP
6-SMD, J-Lead
6-VBGA, FCBGA
6-VFBGA, FCBGA
6-WDFN Exposed Pad
8-DIP (0.300", 7.62mm)
8-LCC
8-LSSOP (0.173", 4.40mm Width)
8-SMD
8-SMD Module
8-SMD, Flat Lead
8-SOIC (0.154", 3.90mm Width)
8-SOIC (0.173", 4.40mm Width)
8-SOIC (0.173", 4.40mm Width) Exposed Pad
8-SOIC (0.209", 5.30mm Width)
8-SOIC (0.295", 7.50mm Width)
8-TSSOP (0.173", 4.40mm Width)
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
8-UFDFN
8-UFDFN Exposed Pad
8-VDFN Exposed Pad
8-VFBGA, WLBGA
8-VSSOP, 8-MSOP (0.110", 2.80mm Width)
8-WCDFN
8-WDFN Exposed Pad
8-WFBGA, WLBGA
8-WFDFN Exposed Pad
8-XFBGA, WLCSP
80-BBGA
Die
Module
20-TSSOP (0.173, 4.40mm Width)
8-SOIC (0.154, 3.90mm Width)
16-SOIC (0.295, 7.50mm Width)
24-TSSOP (0.173, 4.40mm Width)
20-SOIC (0.295, 7.50mm Width)
8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
14-SOIC (0.209, 5.30mm Width)
8-DIP (0.300, 7.62mm)
24-DIP Module (0.600, 15.24mm)
14-SOIC (0.197, 5.00mm Width)
12-TFSOJ (0.094, 2.40mm Width)
20-LSSOJ (0.213, 5.40mm Width)
28-DIP Module (0.600, 15.24mm)
28-TSSOP (0.465, 11.80mm Width)
24-SOIC (0.311, 7.90mm Width)
28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets
44-BSOP (0.337, 8.56mm Width) requires SNAPHAT
32-DIP Module (0.600, 15.24mm)
8-LSSOP (0.173, 4.40mm Width)
10-LFSOP (0.173, 4.40mm Width)
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Binary Counter
Clock/Calendar
Clock/Calendar/Supervisor
Elapsed Time Counter
Phantom Time Chip
Portable System Controller
Real Time Clock (RTC)
Temperature Recorder
Time Event Recorder
Timer Clock Peripheral (TCP)
with Temp. Recorder
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1-Wire® and 3-Wire
1-Wire® Serial
3-Wire Serial
3-Wire Serial, 4-Wire Serial
4-Wire Serial
I²C
I²C, 2-Wire Serial
I²C, Serial
I²C, SMBus
I²C, SPI
Multiplexed
Parallel
Parallel, Serial
Serial
SPI
SPI, 3-Wire Serial
SPI, 4-Wire Serial
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10-DFN (2.6x2.6)
10-HVSON (3x3)
10-LGA (5x5)
10-MSOP
10-SMD
10-SON (3.7x2.5)
10-SON (5x3.2)
10-SSOP
10-SSOP-G
10-TDFN (3x3)
10-TSSOP
10-TSSOPG
10-uMAX/uSOP
12-UFBGA, WLBGA
12-VSOJ
12-WLCSP (1.19x0.94)
12-WLP (2.14x1.56)
14-EDIP
14-SOIC
14-SOP
14-TDFN (3x3)
14-TSSOP
16-DFN (5x4)
16-HLSON (4.5x3.5)
16-HVQFN (3x3)
16-MLPQ (3x3)
16-PDIP
16-QFN (3x3)
16-QFN (4x4)
16-QFN (5x5)
16-SO
16-SOIC
16-SSOP
168-BGA (40x40)
168-PBGA Module (42.3x42.3)
18-DIP
18-QFN (2x2)
18-SOP
18-SOX
20-DFN (5.5x4.0)
20-HVQFN (5x5)
20-QSOP
20-SO
20-SOIC
20-SSOP
20-TSSOP
20-VSOJ
22-SON
22-SON (5x6)
22-SON (6.1x4.7)
22-SON (6.3x4.8)
24-CERDIP
24-DIP
24-DIP Module
24-EDIP
24-PCDIP, CAPHAT®
24-PDIP
24-SBDIP
24-SOIC
24-SOP
24-SSOP
24-TSSOP
28-DIP Module
28-DIP Module (18.42x37.72)
28-EDIP
28-PCDIP, CAPHAT®
28-PDIP
28-PLCC (11.51x11.51)
28-SO
28-SOH
28-SOIC
28-SOP
28-TSOP
28-TSSOP
32-DIP Module (18.42x42.8)
32-DIP Module (18.42x52.96)
32-EDIP
32-PMDIP
32-PMDIP Module
32-TQFP (7x7)
32-TSOP
34-LPM
34-PowerCap Module
36-DIP Module
44-MQFP (10x10)
44-SOH
48-LQFP (7x7)
48-PBGA (11.8x15.3)
6-FlipChip (1.09x1.37)
6-FlipChip (2.82x2.54)
6-TDFN (3x3)
6-TSOC
8-CLCC (3.2x1.5)
8-DIP
8-EMP
8-HSOP-E
8-HVSON (4x4)
8-HWSON (2x3)
8-LCC (1.5x3.2)
8-MSOP
8-PDIP
8-SMT
8-SO
8-SOIC
8-SON (3.2x1.5)
8-SOP
8-SOP-J
8-SSOP
8-TDFN (2x3)
8-TDFN (3x3)
8-TDFN EP
8-TSSOP
8-TSSOP-B
8-uMAX/uSOP
8-UTDFN (2x2)
8-WLCSP
8-WLP (.97x1.97)
8-WLP (2.07x2.27)
8-µTDFN (2x2)
80-BGA (40x40)
Die
Module
QFN018018-12
QFN023023-16
SMD
SNT-8A
VSON008X2030
12-WLP (1.47x1.97)
-
10B
113B
114B
120b
128B
128KB
16B
16B, 32B
1B
236B
240B
242B
256B
2B
2B, 43B
2B, 8B
2KB
2MB
31B
32B
32KB
43B
44B
4KB
50B
512B
512KB
56B
56B, 8KB
64B
64B, 1Kb
7B
80b
8B
8k
8KB
96B
-
0.3V ~ 4.6V
0.9V ~ 1.8V, 0.9V ~ 5.5V
0.9V ~ 5.5V
0.9V ~ 5.5V, 1.8V ~ 5.5V
1.1V ~ 5.5V
1.1V, 1.2V, 2V ~ 5.5V
1.25V ~ 5.5V
1.2V ~ 5.5V
1.35V ~ 5.5V
1.3V ~ 4.4V
1.3V ~ 5.5V
1.4V ~ 5.5V
1.4V ~ 5.5V, 2.1V ~ 5.5V
1.5V ~ 3.6V
1.5V ~ 4.4V
1.5V ~ 5.5V
1.6V ~ 3.6V
1.6V ~ 3V
1.6V ~ 5.5V
1.6V ~ 5V, 2.5V ~ 5V
1.71V ~ 1.89V
1.71V ~ 5.5V
1.7V ~ 3.6V
1.7V ~ 5.5V
1.7V ~ 6V
1.8V ~ 2.2V
1.8V ~ 3.6V
1.8V ~ 4.2V
1.8V ~ 5.5V
1.8V ~ 6V
1.9V, 2.6V ~ 5.5V
1V ~ 4.4V
1V ~ 5.5V
2.34V ~ 5.5V
2.38V ~ 5.5V
2.3V ~ 4.5V
2.3V ~ 5.5V
2.4V ~ 5.5V
2.5V ~ 5.5V
2.5V ~ 5V
2.5V ~ 6V
2.63V ~ 5.5V
2.7V ~ 3.3V
2.7V ~ 3.3V, 4.5V ~ 5.5V
2.7V ~ 3.63V
2.7V ~ 3.6V
2.7V ~ 3.7V
2.7V ~ 5.5V
2.8V ~ 5.5V
2.97V ~ 3.63V
2.97V ~ 5.5V
2V ~ 5.5V
3.3V
3.3V ~ 5.5V
3V
3V ~ 3.6V
3V ~ 3.7V
3V ~ 5.5V
3V ~ 6V
3V, 3.3V, 5V
4.5V ~ 5.5V
4.75V ~ 5.25V
4.75V ~ 5.5V
4V ~ 10.5V
4V ~ 5.5V
5V
1.3V ~ 5.5V, 2.1V ~ 5.5V
1.2V ~ 5.5V, 1.5V ~ 5.5V, 3V ~ 5.5V
-
Binary
HH:MM:SS
HH:MM:SS (12/24 hr)
HH:MM:SS (24 hr)
HH:MM:SS:100th (24 hr)
HH:MM:SS:hh
HH:MM:SS:hh (12/24 hr)
HH:MM:SS:hh (24 hr)
-
Binary
YY-MM-DD
YY-MM-DD-dd
YYYY-MM-DD
-
0.9V ~ 5.5V
1.1V ~ 5.5V
1.2V ~ 5.5V
1.3V ~ 3.63V
1.3V ~ 3.6V
1.3V ~ 3.7V
1.3V ~ 5.5V
1.4V ~ 3.6V
1.4V ~ 5.5V
1.5V ~ 3.6V
1.5V ~ 3.7V
1.5V ~ 5.5V
1.6V ~ 3.6V
1.6V ~ 3.7V
1.6V ~ 5.5V
1.6V ~ 5V
1.7V ~ 3.6V
1.8V ~ 4.2V
1.8V ~ 5.5V
1V ~ 5.5V
2.2V ~ 5.1V
2.2V ~ 6V
2.3V ~ 3.6V
2.3V ~ 4.5V
2.3V ~ 4V
2.3V ~ 5.5V
2.4V ~ 3.5V
2.4V ~ 4V
2.5V ~ 3.5V
2.5V ~ 3.6V
2.5V ~ 3.7V
2.5V ~ 35V
2.5V ~ 4V
2.5V ~ 5.5V
2.6V ~ 3.5V
2.75V ~ 3.25V
2.7V ~ 4.95V
2.8V ~ 3.5V
2.8V ~ 5.5V
2V ~ 3.05V
2V ~ 3.5V
2V ~ 3.8V
2V ~ 4V
2V ~ 5.5V
3.2V
3.3V
3V
3V ~ 4.5V
4.1V
Integrated
-
0.05µA @ 2.5V ~ 5.5V
0.06µA @ 2.5V ~ 5.5V
0.06µA @ 3V
0.08µA @ 3V
0.17µA ~ 0.22µA @ 1.8V ~ 3V
0.18µA @ 3V
0.24µA @ 3V
0.25µA @ 3V
0.25µA ~ 0.27µA @ 3V ~ 5V
0.25µA ~ 0.45µA @ 3V ~ 5V
0.29µA ~ 0.33µA @ 1.8V ~ 3V
0.32µA ~ 0.35µA @ 3V ~ 5V
0.33µA @ 3V
0.33µA ~ 0.38µA @ 2V ~ 5V
0.33µA ~ 0.39µA @ 1.6V ~ 3.6V
0.35µA @ 3V
0.35µA ~ 0.4µA @ 2V ~ 5V
0.3µA @ 1.3V ~ 1.8V
0.3µA ~ 1µA @ 2V ~ 5V
0.45µA @ 2.5V ~ 5.5V
0.45µA ~ 0.55µA @ 2V ~ 5V
0.4µA @ 1.6V ~ 5.5V
0.4µA @ 3V
0.4µA @ 5V
0.4µA ~ 0.95µA @ 1V ~ 4.4V
0.55µA ~ 0.6µA @ 3V ~ 5V
0.5mA @ 2.7V ~ 3.6V
0.5µA @ 1.7V ~ 5.5V
0.5µA @ 2V ~ 5V
0.5µA @ 3V
0.5µA @ 4.5V ~ 5.5V
0.5µA @ 5V
0.5µA ~ 0.6µA @ 3V ~ 5V
0.5µA ~ 1µA @ 3V ~ 5V
0.63µA ~ 1.7µA
0.65µA @ 1.8V
0.65µA ~ 0.7µA @ 3V ~ 5V
0.65µA ~ 0.85µA @ 3V ~ 5V
0.65µA ~ 0.8µA @ 2V ~ 5V
0.6µA @ 1.3V ~ 1.8V
0.6µA @ 3.3V
0.6µA ~ 0.75µA @ 2V ~ 5V
0.6µA ~ 0.7µA @ 3V ~ 5V
0.6µA ~ 14µA @ 3V ~ 5V
0.7µA @ 1.7V ~ 3.6V
0.7µA ~ 0.8µA @ 2V ~ 5V
0.7µA ~ 0.8µA @ 3V ~ 5V
0.7µA ~ 0.95µA @ 1.3V ~ 4.4V
0.7µA ~ 0.95µA @ 3.6V ~ 4.4V
0.7µA ~ 0.9µA @ 3V ~ 5V
0.85µA ~ 0.9µA @ 3V ~ 5V
0.885µA @ 3.3V
0.8µA @ 1.2V ~ 1.8V
0.8µA @ 1.3V ~ 1.8V
0.8µA @ 2.4V ~ 5.5V
0.8µA @ 3V
0.8µA @ 5V
0.8µA ~ 1.2µA @ 3V ~ 5V
0.93µA ~ 1.1µA @ 3V ~ 5V
0.95µA ~ 1µA @ 3V ~ 5V
0.9µA @ 3V
0.9µA ~ 1.1µA @ 1.5V ~ 4.4V
0.9µA ~ 1.8µA @ 2V ~ 5V
0.9µA ~ 2µA @ 3V ~ 6V
1.05µA ~ 4.2µA @ 2V ~ 5V
1.1mA @ 3.3V
1.2µA (Typ) @ 3.3V
1.2µA @ 3.3V
1.2µA ~ 1.8µA @ 3V ~ 5V
1.2µA ~ 31µA @ 3V ~ 5.5V
1.2µA ~ 5µA @ 2V ~ 5V
1.3mA @ 5V
1.3µA @ 1.7V ~ 5.5V
1.4mA @ 2.7V ~ 3.6V
1.4mA @ 2.7V ~ 5.5V
1.4µA ~ 1.5µA @ 3V ~ 5V
1.5mA (Typ) @ 2.7 V ~ 3.6 V
1.5mA (Typ) @ 4.5 V ~ 5.5 V
1.5mA @ 4.5V ~ 5.5V
1.5µA @ 3.3V
1.5µA @ 5V
1.5µA ~ 1.6µA @ 3V ~ 5V
1.5µA ~ 2.2µA @ 1.4V ~ 5V
1.6µA ~ 2µA @ 3V ~ 5V
1.8µA @ 2V ~ 5V
1.8µA @ 5V
1.8µA ~ 2µA @ 3V ~ 5V
1.8µA ~ 3µA @ 2V ~ 5V
100µA (Typ) @ 2.7V ~ 5.5V
100µA (Typ) @ 4.5V ~ 5.5V
100µA @ 1.71V ~ 1.89V
100µA @ 1.89V
100µA @ 2.2V
100µA @ 2.7V ~ 5.5V
100µA @ 200µA @ 1.89V ~ 5.5V
100µA @ 2V ~ 5.5V
100µA @ 3.3V
100µA @ 3V
10mA @ 5V
10µA @ 5.5V
10µA @ 5V
10µA ~ 15µA @ 3V ~ 5V
10µA ~ 20µA @ 2.7V ~ 5.5V
10µA ~ 20µA @ 2.7V ~ 5V
10µA ~ 50µA @ 1V ~ 5V
110µA @ 3.63V
110µA ~ 170µA @ 3.63V ~ 5.5V
120µA ~ 1.8µA @ 3V ~ 5V
120µA ~ 160µA @ 3.3V ~ 5.5V
120µA ~ 160µA @ 3.63V ~ 5.5V
125µA @ 2.7V ~ 3.3V
125µA @ 2.7V ~ 5.5V
125µA @ 3.3V
125µA ~ 200µA @ 3.63V ~ 5.5V
125µA ~ 200µA @ 3V ~ 5.5V
130µA ~ 200µA @ 3.63V ~ 5.5V
14.3mA @ 3V ~ 3.6V
140µA @ 2.7V ~ 3.3V
14µA ~ 15µA @ 3V ~ 5V
14µA ~ 30µA @ 3V ~ 5V
150µA @ 1.5V ~ 5.5V
150µA @ 2.97V ~ 3.63V
150µA @ 3.3V
150µA @ 3V ~ 3.6V
150µA @ 5.5V
15mA @ 4.5V ~ 5.5V
15µA @ 3V
15µA @ 5.5V
15µA @ 5V
175µA @ 2.3V ~ 4.5V
175µA @ 2.97V ~ 5.5V
18µA @ 5.5V
1mA @ 4.5V ~ 5.5V
1µA @ 1.8V ~ 3.6V
1µA @ 1.8V ~ 5.5V
1µA @ 3V
1µA @ 3V ~ 5V
1µA @ 5.5V
1µA @ 5V
1µA ~ 1.35µA @ 3V ~ 5.5V
1µA ~ 1.8µA @ 3V ~ 5V
1µA ~ 2µA @ 3V ~ 5V
1µA ~ 3µA @ 2V ~ 5V
2.1µA ~ 3.4µA @ 3V ~ 5V
2.4µA ~ 31µA @ 2V ~ 5.5V
2.5mA @ 4.5V ~ 5.5V
2.5µA @ 3V
2.8µA ~ 3.4µA @ 3V ~ 5V
200µA @ 1.71V ~ 5.5V
200µA @ 10V
200µA @ 3.3V
200µA @ 3.63V ~ 5.5V
200µA @ 5.5V
200µA @ 5V
20µA @ 5V
20µA ~ 500µA @ 5V
210nA @ 3V
25.3µA ~ 81µA @ 2V ~ 5V
250µA @ 3V ~ 5.5V
270µA @ 4.5V ~ 5.5V
2mA @ 2.7V ~ 3.6V
2mA @ 2.7V ~ 3.7V
2mA @ 2.97V ~ 3.63V
2mA @ 3.3V
2mA @ 3V
2mA @ 3V ~ 3.6V
2mA @ 3V, 3mA @ 5V
2mA @ 4.5V ~ 5.5V
2mA @ 4.75V ~ 5.5V
2µA @ 3.3V
2µA @ 3V
2µA @ 5.5V
30.3µA @ 2V ~ 5V
300µA @ 5V
3mA @ 3V ~ 3.6V
3mA @ 4.5V ~ 5.5V
3mA @ 4.75V ~ 5.5V
3mA @ 4.7V ~ 5.5V
3mA @ 5V
3µA
3µA @ 3V
3µA @ 5V
3µA ~ 3.5µA @ 3V ~ 5.5V
4.6µA ~ 5.5µA @ 1.4V ~ 5V
420nA ~ 610nA @ 1.6V ~ 5.5V
4mA @ 3.3V
4mA @ 3V ~ 3.6V
4mA @ 4.5 V ~ 5.5 V
4mA @ 4.5V ~ 5.5V
4mA @ 5V
4µA ~ 15µA @ 2V ~ 5V
4µA ~ 15µA @ 3V ~ 5.5V
4µA ~ 6µA @ 3V ~ 5V
4µA ~ 7µA @ 3V ~ 5V
5.5µA ~ 6.5µA @ 3V ~ 5V
500nA @ 3V
500µA @ 2.2V
500µA @ 3.3V
500µA @ 3.63V
500µA @ 5V
50µA @ 5V
50µA ~ 3mA @ 3V ~ 5V
5mA @ 4.5V ~ 5.5V
5mA @ 5V
5µA @ 3.63V ~ 5.5V
5µA ~ 10µA @ 2V ~ 5V
65µA @ 3.3V
6mA @ 2.2 V ~ 5.8 V
6mA @ 5V
70µA @ 1.5V ~ 5.5V
70µA @ 2.7V ~ 5.5V
70µA @ 2V ~ 5.5V
770nA ~ 2.135µA @ 1.2V ~ 5.5V
7mA @ 3.3V
7mA @ 5V
7µA @ 5V
8µA ~ 14µA @ 3V ~ 5V
8µA ~ 15µA @ 2V ~ 5V
1.5µA @ 3V
750nA ~ 800nA @ 1.8V ~ 4.2V
4µA @ 3V
150µA @ 3.63V
2µA @ 3.63V
1.5µA ~ 2µA @ 3V ~ 6V
*
Automotive, AEC-Q100
RX4901CE
RX8901CE
Automotive, AEC-Q200
RX8130CE
RX8111CE
RX8010SJ
RX4111CE
RX-4571SA
RX-4571LC
RX8804CE
RX-4803SA
RX6110SA
RX8900CE
RX-4803LC
RX-8803LC
RX-4571NB
RX-8571LC
RX-4035SA
RX-8025NB
RX-4045NB
RTC-8564JE
R2045S
RX-8581SA
Timekeeper®
RX-4574LC
Through Hole
-25°C ~ 70°C
-30°C ~ 80°C
-40°C ~ 105°C (TA)
-40°C ~ 125°C
-40°C ~ 85°C
-40°C ~ 85°C (TA)
0°C ~ 70°C
0°C ~ 70°C (TA)
1.1V ~ 5.5V
1.25V ~ 5.5V
1.4V ~ 5.5V
1.6V ~ 5.5V
1.7V ~ 3.6V
1.7V ~ 5.5V
1.8V ~ 5.5V
2.4V ~ 5.5V
2.5V ~ 5.5V
2.5V ~ 6V
2.7V ~ 3.3V
2.7V ~ 3.6V
2.7V ~ 3.7V
2.7V ~ 5.5V
2.7V ~ 6V
2.97V ~ 3.63V
2V ~ 5.5V
3.3V ~ 5.5V
3V ~ 3.6V
4.5V ~ 5.5V
4.75V ~ 5.5V
5.5V
1.3V ~ 5.5V, 2.1V ~ 5.5V
Binary
YY-MM-DD
YY-MM-DD-dd
114B
128B
128KB
16B
242B
256B
2B, 8B
32B
32KB
44B
4KB
512KB
56B
64B
8B
Binary
HH:MM:SS
HH:MM:SS (12/24 hr)
HH:MM:SS (24 hr)
HH:MM:SS:hh (12/24 hr)
HH:MM:SS:hh (24 hr)
1.15V ~ 5.5V
1.1V ~ 5.5V
1.2V ~ 5.5V
1.3V ~ 3.7V
1.3V ~ 5.5V
1.55V ~ 3.6V
1.5V ~ 5.5V
1.6V ~ 3.7V
1.6V ~ 5.5V
1V ~ 5.5V
2.5V ~ 3.5V
2.5V ~ 3.7V
2.6V ~ 3.5V
2V ~ 3.8V
3V
0.4µA @ 3V
0.5mA @ 2.7V ~ 3.6V
0.7µA ~ 0.8µA @ 3V ~ 5V
0.8µA @ 3V
0.8µA ~ 1.2µA @ 3V ~ 5V
0.95µA ~ 1µA @ 3V ~ 5V
1.2µA ~ 1.8µA @ 3V ~ 5V
1.3mA @ 5V
1.4mA @ 2.7V ~ 5.5V
1.4µA ~ 1.5µA @ 3V ~ 5V
1.5µA ~ 1.6µA @ 3V ~ 5V
1.8µA ~ 3µA @ 2V ~ 5V
100µA (Typ) @ 4.5V ~ 5.5V
100µA @ 3.3V
100µA @ 3V
120µA ~ 160µA @ 3.63V ~ 5.5V
150µA @ 3V ~ 3.6V
15mA @ 4.5V ~ 5.5V
1µA @ 3V
2.1µA ~ 3.4µA @ 3V ~ 5V
2.5mA @ 4.5V ~ 5.5V
2.5µA @ 3V
200µA @ 3.63V ~ 5.5V
2mA @ 2.7V ~ 3.7V
2mA @ 3.3V
2mA @ 3V
2µA @ 3.3V
3mA @ 4.5V ~ 5.5V
3mA @ 4.7V ~ 5.5V
3µA @ 3V
4mA @ 4.5V ~ 5.5V
5mA @ 4.5V ~ 5.5V
6mA @ 5V
70µA @ 2V ~ 5.5V
7mA @ 3.3V
1.5µA @ 3V
0.5µA ~ 0.7µA @ 1.6V ~ 5.5V
0.65µA ~ 0.7µA @ 1.1V ~ 5.5V
1.2µA ~ 2µA @ 1.6V ~ 5.5V
1mA @ 3.3V
2µA @ 3.63V
180nA @ 3V
2.1µA @ 3V
5µA ~ 7.8µA @ 1.2V ~ 5.5V
950nA ~ 1µA @ 3V ~ 5V
700nA ~ 900nA @ 3V ~ 5V
1.5µA ~ 2µA @ 3V ~ 6V
1.5µA ~ 2µA @ 3V ~ 5.5V
DS1342
BQ4802
10-LLGA
Tube
Bulk
Tape & Reel (TR)
Cut Tape (CT)
Dasenic-Reel®
A total of 2343 items for Real Time Clocks products
| Part Number | Pricing(USD) | Availability | Quantity | Description | Product Status | Operating Temperature | Features | Mounting Type | Package / Case | Type | Interface | Supplier Device Package | Memory Size | Voltage - Supply | Time Format | Date Format | Voltage - Supply, Battery | Current - Timekeeping ( Max) | Series | Mounting Type | Operating Temperature | Voltage- Supply | Date Format | Memory Size | Time Format | Voltage- Supply Battery | Current- Timekeeping( Max) | Base Product Number | Packaging |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 1+ $37.8990 10+ $31.5342 1000+ $30.2760 | 1990 | IC RTC CLK/CALENDAR PAR 32-EDIP | Active | 0°C ~ 70°C | Leap Year, NVSRAM, Y2K | Through Hole | 32-DIP Module (0.600", 15.24mm) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
26+ $14.0977 | 2958 | IC RTC CLK/CALENDAR PAR 28-SOIC | Obsolete | -40°C ~ 85°C | NVSRAM | Surface Mount | 28-SOIC (0.337", 8.56mm Width) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
| 1+ $58.6170 10+ $45.9621 25+ $42.7313 100+ $40.2638 1000+ $32.2110 | 5676 | IC RTC CLK/CALENDAR PAR 32-EDIP | Active | -40°C ~ 85°C | Leap Year, NVSRAM, Y2K | Through Hole | 32-DIP Module (0.600", 15.24mm) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
 | 10+ $16.7301 1000+ $11.1534 | 1969 | IC RTC CLK/CALENDAR PAR 28-SOIC | Obsolete | -40°C ~ 85°C | NVSRAM | Surface Mount | 28-SOIC (0.337", 8.56mm Width) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
 | 10+ $0.8788 2500+ $0.4882 5000+ $0.4545 | 41271 | IC RTC CAL I2C/2-WIRE SER 8SOIC | Active | -40°C ~ 85°C (TA) | Alarm, Leap Year, Square Wave Output | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
 | 1+ $10.8000 2+ $7.2000 4+ $5.4000 | 19446 | IC RTC CLK/CALENDAR PAR 24-DIP | Obsolete | 0°C ~ 70°C | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | Through Hole | 24-DIP (0.600", 15.24mm) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
 | 10+ $0.6242 500+ $0.5202 1000+ $0.5130 3300+ $0.5049 6600+ $0.4977 | 33600 | IC RTC CLK/CALENDAR I2C 8-SOIC | Active | -40°C ~ 85°C | Alarm, Leap Year, Square Wave Output, SRAM | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| 12+ $2.8100 100+ $2.8100 1000+ $2.8100 10000+ $2.8100 | 11470 | IC RTC CLK/CALENDAR PAR 24-DIP | Obsolete | 0°C ~ 70°C | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | Through Hole | 24-DIP (0.600", 15.24mm) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| 1+ $0.6030 25+ $0.5580 100+ $0.5310 1000+ $0.5040 5000+ $0.4860 | 6961 | IC RTC CLK/CALENDAR I2C 8-SOIC | Active | -40°C ~ 85°C | Alarm, Leap Year, Square Wave Output, SRAM | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
 | 10+ $13.6935 100+ $12.9564 1000+ $11.8269 10000+ $11.4669 | 4779 | IC RTC CLK/CALENDAR PAR 24-EDIP | Obsolete | 0°C ~ 70°C | Leap Year, NVSRAM, Y2K | Through Hole | 24-DIP Module (0.600", 15.24mm) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
1+ $0.9630 10+ $0.6777 50+ $0.6039 100+ $0.5256 200+ $0.5004 | 50520 | IC RTC CLK/CALENDAR I2C 8-SOIC | Active | -40°C ~ 85°C | Leap Year, Square Wave Output, Trickle-Charger | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | ||
| 1+ $9.5490 10+ $9.3510 100+ $9.0720 1000+ $8.7840 10000+ $8.7840 | 16107 | IC RTC CLK/CALENDAR PAR 24-EDIP | Obsolete | -40°C ~ 85°C | Leap Year, NVSRAM, Y2K | Through Hole | 24-DIP Module (0.600", 15.24mm) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| 1+ $44.7400 14+ $31.5357 28+ $29.3486 112+ $26.0218 252+ $24.5783 | 1877 | IC RTC CLK/CALENDAR PAR 24-EDIP | Obsolete | 0°C ~ 70°C | Leap Year, NVSRAM, Y2K | Through Hole | 24-DIP Module (0.600", 15.24mm) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
 | 10+ $12.0330 100+ $11.7990 1000+ $11.1240 10000+ $10.8990 | 6163 | IC RTC CLK/CALENDAR PAR 28-EDIP | Obsolete | -40°C ~ 85°C | Leap Year, NVSRAM, Y2K | Through Hole | 28-DIP Module (0.600", 15.24mm) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| 1+ $39.4600 10+ $36.7400 25+ $33.6600 100+ $30.8200 | 897 | IC RTC CLK/CALENDAR PAR 28-EDIP | Obsolete | 0°C ~ 70°C | Leap Year, NVSRAM, Y2K | Through Hole | 28-DIP Module (0.600", 15.24mm) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| 1+ $39.5577 | 6900 | IC RTC CLK/CALENDAR PAR 28-EDIP | Obsolete | -40°C ~ 85°C | Leap Year, NVSRAM, Y2K | Through Hole | 28-DIP Module (0.600", 15.24mm) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
 | 4+ $8.2727 10+ $8.2727 100+ $8.2727 1000+ $8.2727 10000+ $8.2727 | 10403 | IC RTC CLK/CALENDAR PAR 34-PCM | Obsolete | 0°C ~ 70°C | Leap Year, NVSRAM, Y2K | Surface Mount | 34-PowerCap™ Module | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
 | 1+ $0.6390 25+ $0.5940 100+ $0.5580 1000+ $0.5310 5000+ $0.5220 | 15000 | IC RTC CLK/CALENDAR I2C 8-MSOP | Active | -40°C ~ 85°C | Alarm, Leap Year, Square Wave Output, SRAM | Surface Mount | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| 40+ $74.0775 | 1536 | IC RTC CLK/CALENDAR PAR 34-PCM | Obsolete | -40°C ~ 85°C | Leap Year, NVSRAM, Y2K | Surface Mount | 34-PowerCap™ Module | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| 1+ $0.4779 10+ $0.4779 25+ $0.4779 50+ $0.4779 100+ $0.4779 | 4545 | IC RTC CLK/CALENDAR I2C 8-MSOP | Active | -40°C ~ 85°C | Alarm, Leap Year, Square Wave Output, SRAM | Surface Mount | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| 20+ $72.5960 | 507 | IC RTC CLK/CALENDAR PAR 34-PCM | Obsolete | 0°C ~ 70°C | Leap Year, NVSRAM, Y2K | Surface Mount | 34-PowerCap™ Module | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
 | 1+ $4.5800 | 698 | IC RTC CAL I2C/2-WIRE SER 8TDFN | Active | -40°C ~ 85°C (TA) | Alarm, Leap Year, Square Wave Output | Surface Mount | 8-WFDFN Exposed Pad | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| 1+ $9.9990 10+ $9.1980 50+ $8.8110 100+ $8.8110 1000+ $6.9030 | 13446 | IC RTC CLK/CALENDAR PAR 24-DIP | Obsolete | 0°C ~ 70°C | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | Through Hole | 24-DIP (0.600", 15.24mm) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
 | 10+ $1.1416 2500+ $0.6342 5000+ $0.5987 7500+ $0.6342 12500+ $0.5608 | 10140 | IC RTC CLK/CALENDAR I2C 8-SOIC | Active | -40°C ~ 85°C | Alarm, Leap Year, Square Wave Output | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
 | 1+ $5.5530 10+ $5.4450 100+ $5.2740 1000+ $5.1120 10000+ $5.1120 | 12174 | IC RTC CLK/CALENDAR PAR 24-SOIC | Obsolete | 0°C ~ 70°C | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | Surface Mount | 24-SOIC (0.295", 7.50mm Width) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
 | 9+ $0.4460 | 16536 | IC RTC CLK/CALENDAR I2C 8DIP | Active | -40°C ~ 85°C | Alarm, Leap Year, Square Wave Output, SRAM | Through Hole | 8-DIP (0.300", 7.62mm) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| 1+ $8.9265 10+ $8.4212 100+ $7.9446 1000+ $7.0706 | 8521 | IC RTC CLK/CALENDAR PAR 24-SOIC | Obsolete | -40°C ~ 85°C | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | Surface Mount | 24-SOIC (0.295", 7.50mm Width) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
 | 1+ $0.6930 25+ $0.6300 100+ $0.6030 1000+ $0.5580 5000+ $0.5490 | 25320 | IC RTC CLK/CALENDAR I2C 8-TDFN | Active | -40°C ~ 85°C | Alarm, Leap Year, Square Wave Output, SRAM | Surface Mount | 8-WFDFN Exposed Pad | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
| 1+ $10.3230 25+ $10.1160 100+ $9.7020 500+ $9.2880 1000+ $8.7750 | 1571 | IC RTC CLK/CALENDAR PAR 24-DIP | Obsolete | 0°C ~ 70°C | Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output | Through Hole | 24-DIP (0.600", 15.24mm) | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | |
 | 1+ $0.5373 10+ $0.3123 50+ $0.2880 | 22541 | IC RTC CLK/CALENDAR I2C SNT-8A | Active | -40°C ~ 85°C | Alarm, Leap Year | Surface Mount | 8-SMD, Flat Lead | Clock/Calendar | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
