QS74FCT162646ATPV

Buffers, Drivers, Receivers, Transceivers Overview

The QS74FCT162646ATPV is a 16-bit registered bus transceiver from the FCT series, manufactured by Quality Semiconductor. It operates within a voltage range of 4.5V to 5.5V and features two functional units, each handling 8 bits with true output polarity. The device utilizes CMOS technology and is housed in a 56-pin SSOP package with a shrink pitch. Designed for high-speed applications, it includes edge-rate control circuitry to enhance noise characteristics and supports partial-power-down mode via Ioff functionality.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Integrates edge-rate control circuitry to significantly improve noise performance during signal transitions.
• Supports partial-power-down mode operation through dedicated Ioff functionality for power management.
• Provides registered data storage capabilities within a dual 8-bit configuration for synchronized bus operations.

Buffers, Drivers, Receivers, Transceivers Applications

• High-speed data bus interfaces requiring registered buffering
• Systems utilizing partial-power-down modes for energy efficiency
• Noise-sensitive digital logic circuits needing controlled edge rates

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the manufacturer designation as Quality Semiconductor for this specific part number. Confirm the package type is SSOP-56 and ensure compatibility with 4.5V to 5.5V supply rails. Check for RoHS compliance status if required by your assembly standards. Cross-reference with equivalent TI or Cypress parts only if pinout and electrical specifications match exactly.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when a 16-bit registered transceiver with FCT speed is required. Ensure the design accommodates the 56-pin SSOP footprint. Verify that the application benefits from edge-rate control for noise reduction. Confirm that partial-power-down support aligns with system power management strategies. Validate input/output voltage levels against the specified 4.5V to 5.5V range.

Buffers, Drivers, Receivers, Transceivers Part Context

This device belongs to the FCT logic family, known for fast CMOS technology compatible with TTL inputs. It serves as a registered bus transceiver, bridging different logic domains while providing data latching. The QS prefix indicates Quality Semiconductor manufacturing, distinct from IDT or TI variants which may share similar electrical characteristics but differ in packaging or secondary specifications.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

QS74FCT162646CTPA is listed as an alternative variant. Verify pin compatibility and electrical parameters before substitution. Other equivalents like IDT74FCT162646ATPV may exist but require detailed datasheet comparison to ensure functional parity.