74HCT377PW-Q100J

Overview

The 74HCT377PW-Q100J is an automotive-grade D-type flip-flop from the 74HCT series, manufactured by Nexperia USA Inc. It features a single eight-bit element with positive edge triggering and non-inverting outputs. The device operates within a supply voltage range of 4.5V to 5.5V and supports a maximum clock frequency of 53 MHz. Propagation delay is specified at 32ns @ 4.5V, 50pF. It utilizes a 20-TSSOP package (4.40mm wide) and complies with AEC-Q100 Grade 1 standards for operation between -40°C and +125°C.

Feature Summary

• Automotive qualification in accordance with AEC-Q100 standards for reliable performance in vehicle electronics.
• Positive edge-triggered D-type architecture providing stable data storage and transfer capabilities.
• High noise immunity and low power dissipation characteristics inherent to CMOS technology.

Applications

• Automotive electronic control units requiring robust logic storage
• Industrial systems utilizing mixed voltage environments
• Data bus interface circuits needing parallel data latching

Procurement Notes

Verify that the specific suffix Q100J matches the required automotive grade and temperature range specifications for your design. Confirm package dimensions against PCB footprint requirements. Ensure supply chain sources provide original manufacturer documentation to guarantee component authenticity and traceability.

Selection Notes

Select this component when a standard TTL-compatible logic family is required for automotive applications. It serves as a direct replacement for non-automotive 74HCT377 variants where extended temperature ranges and AEC-Q100 certification are mandatory. Consider output drive current requirements relative to load capacitance.

Part Context

This part belongs to the 74HCT logic family, which bridges TTL input levels with CMOS output performance. The 74HCT377 variant specifically provides octal storage functionality. The Q100 designation indicates compliance with automotive reliability standards, distinguishing it from commercial grade counterparts in the same logical family.

Replacement Considerations

The 74HCT377PW is documented as a parameter-equivalent substitute. Verify pinout compatibility and electrical specifications before implementation.

FAQ

What is the maximum operating temperature for this component?

The device is qualified for operation up to +125°C ambient temperature.

Does this component support open-drain outputs?

No, the 74HCT377PW-Q100J features standard non-inverting outputs, unlike buffer variants such as the 74HCT3G07.