Texas Instruments (SN74HC191N) Binary Synchronous Up / Down Counter, 48 MHz
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The SN74HC191N is a 4-bit synchronous up/down binary counter from Texas Instruments, designed for high-speed counting applications. With a clock frequency of up to 48 MHz and a wide supply voltage range of 2V to 6V, it offers reliable performance in a compact DIP-16 package. Its fully synchronous operation eliminates output counting spikes, making it ideal for precision timing and control systems.
add_circle The Upside
- check High-speed operation up to 48 MHz
- check Low power consumption for battery-powered applications
- check Fully synchronous design eliminates counting spikes
remove_circle The Downside
- close Limited to 16 count maximum (4-bit)
- close DIP-16 package may be larger than surface-mount alternatives
- close Requires external clock and control signals
Specifications & features
Key features
- check_circle 4-bit synchronous up/down binary counter
- check_circle 48 MHz maximum clock frequency
- check_circle Wide supply voltage range: 2V to 6V
- check_circle Low power consumption: 80 µA maximum
- check_circle Asynchronously presettable with load control
Specifications
Clock Frequency
48 MHz
Counter Type
Binary, Synchronous, Up/Down
Logic Case Style
DIP
Logic Family
74HC
Tags
Other
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