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SN74LS161ANSR is listed in the Counter Dividers range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC BINARY COUNTER 4-BIT 16SO. Review the specifications below when checking this part for your BOM.
The SN74LS161ANSR is a synchronous 4-bit binary counter manufactured by Texas Instruments. It operates within a supply voltage range of 4.75 V to 5.25 V and supports a maximum counting rate of 25 MHz. The device features an asynchronous clear input, positive-edge triggering, and up-counting direction. It is housed in a 16-SOIC package with a width of 0.209 inches (5.30 mm). The component functions as a single-element logic circuit designed for surface-mount installation.
Verify the specific suffix 'ANSR' corresponds to the SOIC-16 surface mount package and reel packaging configuration. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure the operating environment remains within the specified temperature range of 0°C to 70°C for reliable performance.
Select this component when a synchronous 4-bit binary counter with asynchronous reset is required. It is suitable for designs needing positive-edge triggering and up-counting functionality. Consider the LS logic family characteristics regarding speed and power consumption relative to other available series options.
This part belongs to the SN74LS161A series of synchronous 4-bit counters. It is part of the broader 74LS logic family, which utilizes low-power Schottky technology. The device serves as a fundamental building block for digital timing and sequencing applications requiring precise binary counting operations.
Compatible substitutes include SN74LS161AN and SN74LS161AP. Verify pinout compatibility and electrical specifications before substitution.
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