SN74LS169BNSR

Counter Dividers Overview

The SN74LS169BNSR is a synchronous 4-bit up/down binary counter manufactured by Texas Instruments. It operates within a supply voltage range of 4.5 V to 5.5 V and functions at temperatures between 0°C and +70°C. The device utilizes the LS logic series and is housed in a 16-SOIC package for surface-mount installation.

Counter Dividers Feature Summary

• Synchronous four-bit binary counting capability with bidirectional up/down control
• Integrated parallel load functionality for direct data input
• Compatible with standard 5V TTL logic families

Counter Dividers Applications

• Digital timing sequences
• Frequency division circuits
• Event counting systems

Counter Dividers Procurement Notes

Verify component authenticity through authorized channels due to obsolete status. Confirm package integrity and pin alignment against the 16-SOIC specification. Ensure replacement parts meet identical electrical and mechanical standards for system compatibility.

Counter Dividers Selection Notes

Select this component for applications requiring synchronous 4-bit counting with up/down direction control. Verify that the LS logic family characteristics align with existing circuit drive requirements. Confirm availability of suitable substitutes given the production discontinuation status.

Counter Dividers Part Context

This part belongs to the SN74LS169B series of synchronous counters. It is designed for general-purpose digital counting tasks. The device integrates directly into logic circuits without external clock distribution components.

Counter Dividers Replacement Considerations

• SN74ALS169BDR

Counter Dividers FAQ

Is the SN74LS169BNSR currently in production?

No, the SN74LS169BNSR is listed as obsolete and no longer manufactured by Texas Instruments.

What type of logic family does this counter use?

It uses the Low-power Schottky (LS) bipolar logic family.