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Rochester Electronics ISL12025IVZ Environmental and export classification status description

Overview of Renesas Electronics ISL12025IVZ The ISL12025IVZ is a highly integrated Real-Time Clock (RTC) and calendar IC designed for various applications requiring accurate timekeeping. This device provides timekeeping capabilities in a low-power, small footprint, making it ideal for battery-powered devices and embedded systems. Functions 1. RTC with Calendar: It provides seconds, minutes, hours, day, date, month, and year (including leap year) tracking. 2. Alarm Functions: Programmable alarms can be set, which can wake a system from sleep mode. 3. Power Management: Offers low-power consumption features, extending battery life in portable applications. 4. External 32.768 kHz Crystal Oscillator: The ISL12025 uses an external crystal to maintain accurate timekeeping. 5. Battery Backup: In case of power loss, the RTC continues to keep accurate time using a backup coin cell. Applications - Consumer Electronics: Clocks for alarms, timers, and certain home appliances. - IoT Devices: Maintaining timestamps for data logs in smart devices. - Industrial Equipment: Data logging and timekeeping in various industrial applications. - Medical Devices: Time-critical logging in medical monitoring and devices. - Automotive: For applications requiring accurate timekeeping, logging, or dashboard clocks. Alternative Components 1. Microchip MCP7940N: Another RTC with an integrated EEPROM, suitable for many applications. 2. STMicroelectronics M41T62: RTC with battery backup and power management features. 3. NXP PCF8523: RTC with a low-power design suited for various battery-operated applications. Embedded Modules While there may not be specific "embedded modules" for the ISL12025IVZ, it is typically integrated into development boards or evaluation modules such as: - Development Kits: Kits that include the ISL12025 for rapid prototyping and evaluation. - Embedded Systems: Used in platforms such as Arduino or Raspberry Pi projects where real-time clock functionality is required. Related Q&A 1. Q: What are the power requirements for the ISL12025IVZ? - A: The ISL12025IVZ operates typically at 3.0V to 5.5V and has low-power consumption, making it suitable for battery-powered applications. 2. Q: Can the ISL12025IVZ function without an external crystal? - A: No, the ISL12025IVZ requires an external 32.768 kHz crystal for timekeeping accuracy. 3. Q: How does the ISL12025IVZ handle power outages? - A: It has a backup power system that allows it to retain accurate time during power failures by using a coin cell battery. 4. Q: What types of alarms can be programmed on the ISL12025IVZ? - A: The ISL12025IVZ can set multiple alarms for wake-up triggers, which can be configured for specific times, making it suitable for applications that require alerting. 5. Q: Is the ISL12025IVZ suitable for high-accuracy applications? - A: Yes, it is designed to provide high accuracy in timekeeping, typically better than ±3 minutes per year, depending on the operating conditions and crystal used.