M74HC534B1R

Flip Flops Overview

The M74HC534B1R is an octal D-type flip-flop with 3-state outputs manufactured by STMicroelectronics. It belongs to the HC logic series and operates within a supply voltage range of 2 V to 6 V. The device features asynchronous clear functionality and symmetrical output impedance, providing low-level output current of 5.2 mA and high-level output current of -5.2 mA. It exhibits a propagation delay of 75 ns and functions reliably across an extended temperature range from -55 °C to +125 °C. Packaged in a 20-pin DIP format for through-hole mounting.

Flip Flops Feature Summary

• Octal D-type flip-flop architecture with dedicated asynchronous clear control
• Three-state output capability allowing direct bus line connections
• High noise immunity and static discharge protection on all inputs
• Symmetrical output drive characteristics compatible with LSTTL loads

Flip Flops Applications

• Register storage applications requiring parallel data retention
• Bus-oriented memory systems utilizing three-state isolation
• Digital signal processing circuits needing clocked data latching
• Industrial control interfaces operating within wide voltage ranges

Flip Flops Procurement Notes

Verify component authenticity against manufacturer specifications due to potential availability constraints. Confirm package integrity and pin alignment prior to integration. Ensure compliance with RoHS directives and environmental regulations relevant to your deployment region. Validate electrical parameters against system requirements before finalizing procurement decisions.

Flip Flops Selection Notes

Select this component when designing systems requiring octal data storage with tri-state output control. Consider its wide operating voltage range and extended temperature capabilities for robust industrial applications. Evaluate the asynchronous clear feature for immediate reset requirements. Ensure compatibility with existing logic families regarding noise immunity and drive strength specifications.

Flip Flops Part Context

This part is part of the M74HCxx series of high-speed CMOS logic devices produced by STMicroelectronics. The series utilizes silicon gate C2MOS technology to achieve performance comparable to LSTTL while maintaining low power consumption. The M74HC534 specifically addresses needs for multi-bit register storage with output enablement controls in complex digital architectures.

Flip Flops Replacement Considerations

CD74HC534E (Texas Instruments)