74VHC374MTCX

Overview

The 74VHC374MTCX is an octal D-type flip-flop with 3-STATE outputs manufactured by Fairchild Semiconductor, now part of onsemi. It belongs to the AHC/VHC series and utilizes advanced silicon gate CMOS technology. The device operates within a supply voltage range of 2V to 5.5V and features a maximum clock frequency of 120 MHz. It provides positive edge triggering for data transfer from D inputs to Q outputs. The component is housed in a 20-TSSOP package with a width of 4.40mm. Key electrical parameters include a typical propagation delay of 5.4ns at 5V, a maximum output current of 8mA, and a maximum load capacitance of 50pF. It exhibits low power dissipation with a maximum quiescent current of 4µA.

Feature Summary

• Octal D-type flip-flop architecture with 3-STATE outputs
• Positive edge triggered data transfer mechanism
• Advanced silicon gate CMOS fabrication technology
• High noise immunity with power-down protection on all inputs

Applications

• Bus organized systems requiring high-speed data latching
• General-purpose memory register applications
• Clocked data storage in digital logic circuits
• Interface buffering between logic components

Procurement Notes

Verify that the supplier source is authorized, as Fairchild Semiconductor has been integrated into onsemi. Confirm that the part number reflects the transition from underscore to dash nomenclature if required by specific system requirements. Ensure compliance with RoHS standards and check for any relevant Product Change Notifications (PCN) regarding assembly or design modifications. Validate the package type matches the 20-TSSOP specification.

Selection Notes

Select this component when high-speed operation similar to Bipolar Schottky TTL is required while maintaining CMOS low power dissipation. It is suitable for designs needing 8-bit parallel data storage with tri-state bus driving capabilities. Consider the 2V to 5.5V operating range for compatibility with various logic families. The 20-TSSOP package is appropriate for surface-mount applications requiring a compact footprint.

Part Context

The 74VHC374MTCX is part of the 74VHC series, which offers high speed and low power characteristics. It is functionally compatible with the 74HC374 but provides improved performance metrics. The device is designed for use in systems requiring reliable data retention and fast switching speeds. It represents an evolution in CMOS logic technology aimed at replacing older bipolar solutions in high-performance digital applications.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.