74HC374DTR2G

Overview

The onsemi 74HC374DTR2G is an octal D-type flip-flop with three-state outputs, manufactured using silicon gate CMOS technology. It operates within a supply voltage range of 2V to 6V and features a maximum propagation delay of 21ns at 6V with 50pF load. The device supports a clock frequency of up to 35 MHz and provides output drive currents of 7.8mA for both high and low states. It is housed in a 20-TSSOP package with a width of 4.40mm. The component has a static current consumption of 4 µA and an input capacitance of 10 pF. Operating temperature ranges from -55°C to 125°C.

Feature Summary

• Octal D-type flip-flop configuration with eight positive-edge-triggered storage elements
• Three-state non-inverting outputs for bus-oriented memory operations
• Silicon gate CMOS construction ensuring low power dissipation and high noise immunity

Applications

• Parallel-to-serial data conversion circuits
• Bus-oriented memory register implementations
• Clocked buffer and latch applications in digital systems

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status as the part may be obsolete. Check for valid PCN documentation regarding assembly or material changes. Ensure packaging integrity matches standard reel specifications. Validate datasheet revisions against current technical requirements before integration.

Selection Notes

Consider the 74HC374DTR2G for general-purpose octal storage where moderate speed and wide voltage operation are required. Evaluate alternatives like MC74HC374ADTR2G for improved propagation characteristics if higher performance is needed. Assess package compatibility with existing PCB layouts. Review thermal management requirements given the extended temperature range capabilities of the HC series logic family.

Part Context

This component belongs to the 74HC series of high-speed CMOS logic devices produced by onsemi. It implements the standard 74HC374 logical function in a surface-mount TSSOP-20 package. The device is designed for compatibility with standard TTL interfaces while offering improved switching speeds and lower power consumption compared to earlier logic families. It serves as a fundamental building block for sequential logic design.

Replacement Considerations

Public confirmed substitute part numbers include MC74HC374ADTR2G.