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Rochester Electronics CDP1858D Environmental and export classification status description

The Harris Semiconductor CDP1858D is an integrated circuit that belongs to the CMOS Silicon Gate family. It is a dual 4-bit decade-to-binary and binary-to-decade counter with separate clocks for the decade and binary sections. This IC is commonly used in digital circuits and systems for counting operations and sequential logic applications. Functions: 1. Dual 4-bit Decade-to-Binary Counter 2. Dual 4-bit Binary-to-Decade Counter 3. Separate Clock Inputs for Decade and Binary Counters 4. Clocked Synchronous Operation 5. CMOS Technology for Low Power Consumption Applications: 1. Frequency Division and Counting Circuits 2. Sequential Logic Design 3. Time-Division Multiplexing Systems 4. Digital Clocks and Timers 5. Industrial Control Systems Alternative Components: 1. CD4022 - Decade Counter IC 2. CD4040 - Binary Counter IC 3. CD4017 - Decade Counter with 10 Decoded Outputs 4. CD74HC4040 - High-Speed Binary Counter IC Embedded Modules: The Harris Semiconductor CDP1858D can be integrated into larger digital systems alongside other logic gates, flip-flops, and multiplexers to implement complex sequential logic functions. It can also be used in conjunction with microcontrollers and programmable logic devices to enhance the functionality of digital circuits. --- Related Q&A: 1. Can the Harris CDP1858D be used in frequency division circuits? - Yes, the CDP1858D is well-suited for frequency division applications due to its dual counter functionality and separate clock inputs. It can divide the input frequency by a factor of 10 in the decade mode and act as a binary counter in the binary mode. 2. Is the CDP1858D suitable for designing digital clocks and timers? - Absolutely, the CDP1858D's synchronous operation and 4-bit counters make it ideal for building digital clocks and timers. Its versatility in counting and switching between decades and binary values ensures accurate timekeeping functionalities. 3. How does the CDP1858D compare to other decade and binary counter ICs like the CD4022 and CD4040? - While the CD4022 and CD4040 are dedicated decade and binary counters respectively, the CDP1858D stands out for its dual functionality as a decade-to-binary and binary-to-decade counter. This versatility can simplify circuit designs that require both counting modes. 4. Can the CDP1858D be cascaded to extend the counting range? - Yes, multiple CDP1858D ICs can be cascaded together to increase the counting range beyond 4 bits. By connecting the carry output of one IC to the clock input of the next IC, you can create larger counter chains for increased counting capabilities. 5. What power supply requirements are recommended for the CDP1858D IC? - The CDP1858D operates on a typical supply voltage range of 3V to 15V, making it compatible with most standard power sources in digital circuits. It is recommended to refer to the datasheet for specific power supply requirements and voltage tolerances.