74LS161 4Bit Synchronous Programmable Counter

Description

74LS161 4Bit Synchronous Programmable Counter

The 74LS161 is a 4-bit synchronous binary counter with the following specifications:

• Supply Voltage (Vcc): 4.75V to 5.25V
• Input Low/High Voltage: 0.8V (max) / 2.0V (min)
• Operating Temperature: 0°C to +70°C
• Propagation Delay: Typically 18ns to 33ns
• Output Current: High: -0.4mA, Low: 8mA
• Features: Synchronous counting with preset/load inputs and enable control.

This IC is commonly used in digital counters, timers, and frequency dividers. Always refer to the datasheet for detailed information.