CY74FCT373CTSOCTE4

Latches Overview

The CY74FCT373CTSOCTE4 is an octal transparent D-type latch manufactured by Texas Instruments. It belongs to the FCT logic series and features a single circuit with eight output lines. The device operates within a supply voltage range of 4.75 V to 5.25 V. It utilizes a QSOP-20 surface-mount package and supports through-hole or SMD/SMT installation styles. The component exhibits a propagation delay of 5.2 ns at 5 V, with low-level output current capability of 32 mA and high-level output current of -32 mA. Operating temperatures range from -40°C to +85°C.

Latches Feature Summary

• Provides tri-state output control for bus-oriented memory mapping applications
• Features transparent latch operation allowing direct data passage when enabled
• Designed for CMOS technology ensuring low power consumption and high noise immunity

Latches Applications

• Bus-oriented memory mapping
• Registering high-speed data
• Clock buffering

Latches Procurement Notes

Verify the specific suffix 'E4' indicates lead-free compliance and RoHS standards as per manufacturer documentation. Confirm the 'C' temperature grade matches system requirements. Ensure the 'T' suffix denotes tape-and-reel packaging suitable for automated assembly processes. Cross-reference the full part number against official TI databases to confirm current production status and availability.

Latches Selection Notes

Select this component for designs requiring fast switching speeds and precise timing in 5V logic systems. The FCT series offers compatibility with standard TTL inputs while maintaining CMOS performance characteristics. Consider the QSOP-20 package dimensions for PCB layout constraints. Evaluate the 32 mA drive strength against load requirements to ensure signal integrity across the bus structure.

Latches Part Context

This part is part of the CY74FCT373 family, which includes various package options such as SOIC and SSOP variants. The base model SN74F373 represents the older bipolar technology, whereas the FCT variant uses advanced CMOS processes for improved speed and power efficiency. The E4 suffix specifically denotes environmental compliance modifications made by Texas Instruments to their standard product line.

Latches Replacement Considerations

Direct substitutes include other CY74FCT373 variants with different packages like CY74FCT373DTQCT or CY74FCT373N. Verify pin compatibility and electrical specifications before substitution. Alternative manufacturers may offer equivalent parts under different naming conventions, but functional equivalence must be confirmed via datasheet comparison.