M74HCT373TTR

Latches Overview

The M74HCT373TTR is an octal 3-state non-inverting buffer and register manufactured by STMicroelectronics. It belongs to the 74HCT logic family, utilizing CMOS technology for high-speed operation with TTL-compatible inputs. The device features a single D-type flip-flop configuration per element, providing eight bits of storage. It operates within a supply voltage range of 4.5V to 5.5V. The component supports surface-mount installation in a 20-TSSOP package. It includes standard reset functionality and offers balanced propagation delays.

Latches Feature Summary

• Octal 3-state non-inverting buffer and register architecture
• High-speed CMOS technology with TTL-compatible input levels
• Single D-type flip-flop configuration per element
• Standard reset functionality for data control

Latches Applications

• Parallel-to-serial data conversion circuits
• Buffering memory address lines
• Driving bus loads in digital systems
• Registering data in microcontroller interfaces

Latches Procurement Notes

Verify the specific suffix 'TTR' corresponds to the tape-and-reel packaging format required for automated assembly processes. Confirm that the 20-TSSOP footprint matches the target PCB design guidelines. Ensure the 4.5V to 5.5V operating voltage aligns with the system power rails. Check for RoHS compliance status if environmental regulations apply to the final product deployment.

Latches Selection Notes

Select this component when an octal register with three-state output capability is required for bus isolation. The HCT series ensures compatibility with 5V TTL logic families, simplifying interface design with legacy components. Consider the thermal performance and package size constraints of the 20-TSSOP form factor during layout planning. Verify that the clock frequency requirements do not exceed the specified maximum limits for the chosen supply voltage.

Latches Part Context

This part is a member of the extensive 74HCT logic family produced by STMicroelectronics. It serves as a direct replacement for equivalent devices from other manufacturers adhering to the 74HCT373 specification. The device is designed for general-purpose digital applications requiring reliable data storage and buffering. Its pinout and function are compatible with industry-standard 74LS32 equivalents where appropriate.

Latches Replacement Considerations

Public confirmed substitute part numbers include SN74HCT373PW from Nexperia and MM74HCT374MTCX from onsemi. Verify pin compatibility and electrical characteristics before substitution.