74HC377D,652

Overview

The Nexperia 74HC377D,652 is an octal D-type flip-flop with positive-edge triggering and three-state outputs. It operates within a supply voltage range of 2.0 V to 6.0 V. The device features a propagation delay of 18 ns at 4.5 V with 50 pF load. It supports a clock frequency up to 50 MHz and provides output drive currents of 7.8 mA for both high and low states. The component is housed in a 20-SOIC package.

Feature Summary

• Octal D-type flip-flops with positive-edge triggering
• Three-state non-inverting outputs for bus-oriented applications
• Wide supply voltage range from 2.0 V to 6.0 V
• High noise immunity and CMOS low power dissipation

Applications

• Bus-oriented memory mapping
• Register files
• Shift registers
• Parallel-to-serial conversion circuits

Procurement Notes

Verify the specific suffix (652) against the manufacturer's current datasheet to confirm package dimensions and tape-and-reel specifications. Ensure compatibility with system voltage levels and check for any recent product change notices affecting pinout or electrical characteristics before finalizing procurement.

Selection Notes

Select this component when an octal storage element with tri-state control is required. It is suitable for designs needing wide voltage operation and high-speed data latching. Compare propagation delays and output drive capabilities against alternative logic families to ensure signal integrity across the intended operating temperature range.

Part Context

This part belongs to the 74HC series of high-cmos logic devices. It serves as a fundamental building block for sequential logic circuits. The device complements other 74HC family components such as latches and counters, providing standardized interface capabilities for digital systems requiring reliable data storage and transfer functions.

Replacement Considerations

Public confirmed substitute part numbers: 74HCT377D,652.