DM74ALS534WM

Overview

The DM74ALS534WM is an octal D-type flip-flop manufactured by onsemi (formerly Fairchild Semiconductor) in the 74ALS logic family. It features positive-edge triggering and three-state inverted outputs. The device operates within a supply voltage range of 4.5V to 5.5V, with a maximum propagation delay of 16ns at 5V and 50pF load. Output drive capabilities include 2.6mA high and 24mA low currents, while static current consumption is 19mA. It is housed in a 20-SOIC package and supports a clock frequency up to 35MHz.

Feature Summary

• Positive-edge triggered D-type flip-flop configuration
• Three-state inverted output capability
• Advanced Low-power Schottky (ALS) technology implementation

Applications

• Parallel data storage circuits
• Shift register implementations
• Register file architectures

Procurement Notes

Verify component authenticity due to discontinued status. Confirm package integrity for 20-SOIC surface mount compatibility. Validate electrical parameters against original datasheet specifications. Ensure replacement parts match pinout and logic functionality requirements.

Selection Notes

Select this component for applications requiring octal storage with tri-state control. Consider ALS speed and power characteristics relative to system constraints. Verify interface compatibility with existing logic families. Evaluate thermal performance within specified operating temperature ranges.

Part Context

This part belongs to the 74ALS series, known for improved speed over standard LS logic. The DM prefix indicates specific manufacturing lineage. As a discrete logic IC, it serves fundamental digital design roles in memory and control systems.

Replacement Considerations

SN74ALS534ADWR and SN74ALS534ANSR are confirmed direct substitutes from Texas Instruments.