SN74AHCT273DWG4

Flip Flops Overview

The SN74AHCT273DWG4 is an octal D-type flip-flop from Texas Instruments, belonging to the AHC logic family. It features eight independent D-type flip-flops with a common master reset, packaged in a 20-pin SOIC. The device operates within a supply voltage range of 4.5 V to 5.5 V and supports a maximum clock frequency of 130 MHz. Key electrical parameters include a propagation delay of 7.4 ns, with high-level output current of -8 mA and low-level output current of 8 mA. It functions reliably across an operating temperature range of -40°C to +125°C.

Flip Flops Feature Summary

• Contains eight independent D-type flip-flops with a common master reset for synchronous data storage.
• Utilizes Texas Instruments' advanced CMOS technology to achieve high-speed operation up to 130 MHz.
• Features TTL-compatible inputs, allowing direct interfacing with standard logic families without level shifting.

Flip Flops Applications

• High-speed parallel-to-serial data conversion circuits
• Register stages in digital signal processing systems
• Memory buffer applications requiring fast clock frequencies

Flip Flops Procurement Notes

Verify that the ordering suffix G4 confirms compliance with RoHS standards and restricts hazardous substances as per manufacturer specifications. Confirm the package type matches the required PCB footprint. Ensure the supply voltage aligns with the 4.5 V to 5.5 V operational range before integration into the design.

Flip Flops Selection Notes

Select this component when high-speed performance is critical alongside TTL input compatibility. The AHC series offers superior speed compared to standard HC or HCT variants while maintaining low power consumption. Consider the 20-pin SOIC package for surface-mount assembly requirements and verify thermal management capabilities for the specified operating temperature range.

Flip Flops Part Context

This part belongs to the SN74AHCT273-Q1 automotive-grade family, adapted for general industrial use. It provides robust performance characteristics suitable for demanding electronic environments. The device represents a modern evolution of classic octal flip-flop designs, integrating advanced semiconductor processes for enhanced reliability and speed.

Flip Flops Replacement Considerations

SN74AHCT273DW is the non-RoHS compliant predecessor. SN74AHCT273PWR is a TSSOP-20 pin-compatible alternative. SN74AHCT273DGSRQ1 is an automotive-grade variant in VSSOP-20 packaging.