SN74AHCT273DBR

Flip Flops Overview

The SN74AHCT273DBR is an automotive-grade octal D-type flip-flop manufactured by Texas Instruments. It belongs to the AHCT logic series, featuring CMOS outputs and CMOS inputs for compatibility with standard logic families. 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 and low-level output currents of -8 mA and 8 mA respectively. It functions in temperatures from -40°C to +125°C and is housed in a TSSOP-20 surface-mount package.

Flip Flops Feature Summary

• Automotive qualification compliant with AEC-Q100 standards for reliability
• Octal configuration providing eight independent D-type flip-flops
• High-speed performance with 130 MHz maximum clock frequency
• Wide operating temperature range suitable for harsh environments

Flip Flops Applications

• Automotive data acquisition systems
• Vehicle control unit memory interfaces
• Industrial automation signal latching
• High-speed digital communication buffers

Flip Flops Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm that the part number suffix matches the specific automotive grade requirements. Check datasheet revisions for any updates to mechanical dimensions or electrical characteristics. Ensure storage conditions comply with moisture sensitivity level specifications to prevent package damage during assembly processes.

Flip Flops Selection Notes

Select this component when automotive reliability and high-speed operation are required. The AHCT series ensures TTL-compatible input thresholds while offering CMOS output drive capabilities. Consider the TSSOP-20 package for space-constrained PCB layouts. Evaluate thermal management needs given the extended temperature range and ensure power supply decoupling meets high-frequency switching demands.

Flip Flops Part Context

This part is part of the SN74AHCT273-Q1 family, designed specifically for automotive applications. It provides robust performance in demanding environments with wide temperature tolerance. The device integrates eight D-type flip-flops into a single compact package, simplifying circuit design for complex digital systems requiring multiple synchronized data storage elements.

Flip Flops Replacement Considerations

• SN74AHCT273PWR
• SN74AHCT273QDGSRQ1

Flip Flops FAQ

What is the maximum clock frequency supported by this device?

The SN74AHCT273DBR supports a maximum clock frequency of 130 MHz.

Does this component meet automotive industry standards?

Yes, it is qualified according to AEC-Q100 standards for automotive applications.