SN74ALS873BNT

Overview

The SN74ALS873BNT is a dual D-type transparent latch integrated circuit manufactured by Texas Instruments. It operates within a supply voltage range of 4.5V to 5.5V and features a propagation delay of 8ns. The device provides high-level output current of 2.6mA and low-level output current of 24mA. It utilizes a 24-PDIP package with through-hole mounting and supports an operating temperature range from 0°C to 70°C.

Feature Summary

• Dual channel architecture supporting two independent transparent latches
• High-speed ALS logic family performance characteristics
• Three-state output capability for bus-driven applications

Applications

• Data storage in digital systems
• Bus interface circuits
• Parallel-to-serial conversion modules

Procurement Notes

Verify component authenticity due to end-of-life status. Confirm RoHS3 compliance and check for obsolescence notices. Ensure packaging integrity matches original specifications. Validate pinout compatibility during replacement planning.

Selection Notes

Consider the SN74ALS873BDWR as a potential alternative if surface-mount packaging is required. Evaluate electrical parameter equivalence between DIP and SOIC variants. Assess thermal management requirements for the specific application environment.

Part Context

This component belongs to the Texas Instruments 74ALS series of logic devices. It serves as a specialized latch solution within the broader family of high-speed bipolar logic products designed for demanding digital applications.

Replacement Considerations

SN74ALS873BDWR is listed as a similar substitute part.