SN74S169N

Counter Dividers Overview

The SN74S169N is a synchronous 4-bit up/down binary counter manufactured by Texas Instruments. It operates within the TTL logic family and supports bidirectional counting via dedicated control inputs. The device features a positive-edge clock trigger and asynchronous reset functionality. It is housed in a standard PDIP-16 through-hole package, suitable for commercial temperature ranges from 0°C to 70°C. The maximum operating frequency is specified at 40 MHz under nominal supply conditions, with a load capacitance rating of 15 pF.

Counter Dividers Feature Summary

• Supports synchronous 4-bit up or down binary counting operations
• Features asynchronous reset capability for immediate state clearing
• Utilizes positive-edge triggered clock input for timing synchronization

Counter Dividers Applications

• Digital frequency division circuits
• Binary sequence generation systems
• Timing control logic in digital instrumentation

Counter Dividers Procurement Notes

Verify the component marking matches the SN74S169N designation exactly. Confirm the package type is PDIP-16 and the manufacturer is Texas Instruments. Ensure the device meets commercial temperature specifications if operating outside industrial ranges. Cross-reference the datasheet revision date to ensure compatibility with current design requirements.

Counter Dividers Selection Notes

Select this component when a synchronous 4-bit counter with bidirectional capability is required. It is appropriate for designs needing positive-edge triggering and asynchronous reset. Consider the 40 MHz frequency limit and 15 pF load capacitance constraints. Ensure the system voltage aligns with standard TTL logic levels for reliable operation.

Counter Dividers Part Context

This part belongs to the Texas Instruments 74S series of high-speed TTL logic devices. It is functionally related to other 4-bit counters but offers specific synchronous up/down capabilities. The SN74S169N provides a robust solution for binary counting applications requiring precise timing control and bidirectional operation within standard digital logic frameworks.

Counter Dividers Replacement Considerations

Consult official substitution guides for compatible equivalents. Verify pinout and electrical characteristics match before swapping components.