The 54F161DMQB is a Synchronous 4-Bit Binary Counter manufactured by National Semiconductor, now part of Texas Instruments (TI). This counter is part of the 54F family, known for its high speed and is designed for applications requiring synchronous counting operations, especially in military and aerospace environments. It is a versatile component used in a variety of digital systems for counting and frequency division.
Applications:
- Frequency Dividers: Used to divide input frequencies to lower frequencies.
- Digital Timers: Employed as the core counting element in digital timers.
- Address Counters: Functions as an address counter in memory systems.
- Sequence Generators: Generates specific sequences of digital states.
- Control Systems: Used in control logic for various electronic systems.
Features:
- Synchronous Operation: All flip-flops are clocked simultaneously for predictable behavior.
- 4-Bit Binary Counter: Counts from 0 to 15 in binary format.
- Asynchronous Reset: Allows for immediate clearing of the counter.
- Carry Output: Provides a carry output for cascading multiple counters.
- High-Speed Operation: Fast counting speeds for demanding applications.
- Military Grade: Manufactured to meet stringent military specifications.
Benefits:
- Precise Counting: Synchronous operation ensures accurate and reliable counting.
- Flexible Frequency Division: Can be used to create a variety of frequency dividers.
- Easy Cascading: Carry output simplifies cascading multiple counters for higher bit counts.
- Reliable Performance: Designed for use in harsh environments.
- Military-Grade Quality: Meets stringent military specifications for reliability and performance.
Additional Details:
The 54F161DMQB is supplied in a ceramic Dual In-line Package (DIP), providing excellent thermal performance and environmental resistance. The device operates with a standard 5V power supply. Key specifications include the maximum clock frequency, propagation delay, and power consumption. It's important to consult the manufacturer's datasheet for detailed specifications, including timing characteristics, power consumption, and recommended operating conditions. The asynchronous reset allows the counter to be cleared regardless of the clock signal.