SN74HC161N

Counter Dividers Overview

The SN74HC161N is a synchronous 4-bit binary counter manufactured by Texas Instruments. It operates within a supply voltage range of 2.0V to 6.0V and supports clock frequencies up to 44 MHz. The device features asynchronous reset, synchronous parallel load, and count enable inputs. It is housed in a 16-pin PDIP package with through-hole mounting capability. The operational temperature range spans from -40°C to +85°C.

Counter Dividers Feature Summary

• Synchronous 4-bit binary counting with positive-edge triggering
• Asynchronous master reset for immediate clearing of outputs
• Synchronous parallel data loading capability via dedicated inputs
• Dual count enable inputs (CEP and CET) for flexible control

Counter Dividers Applications

• Digital timing sequences and event counters
• Frequency division circuits
• Position sensing systems
• Control logic state machines

Counter Dividers Procurement Notes

Verify the specific manufacturer part number against official Texas Instruments documentation to confirm pinout compatibility and electrical specifications. Ensure the procurement channel provides genuine components with traceable origin. Check for RoHS compliance status if required by project regulations. Confirm the package type matches the intended PCB footprint requirements before finalizing orders.

Counter Dividers Selection Notes

Select this component when a synchronous 4-bit binary counter with wide voltage operation is required. The HC logic family offers standard CMOS performance suitable for general-purpose digital applications. Consider the PDIP-16 package for prototyping or through-hole designs. Evaluate power consumption and speed requirements against the 44 MHz maximum frequency specification.

Counter Dividers Part Context

This part belongs to the Texas Instruments 74HC series of high-speed CMOS logic devices. The 74HC161 variant specifically provides synchronous 4-bit binary counting functionality. It is designed for use in various digital logic applications requiring reliable counting operations within standard industrial temperature ranges.

Counter Dividers Replacement Considerations

Compatible substitutes include SN74HC163N for synchronous reset variants and SN74HC162N for decade counting applications. Verify pin compatibility and electrical characteristics before substitution.