74AHCT374PW-Q100J

Overview

The Nexperia 74AHCT374PW-Q100J is an octal D-type flip-flop featuring positive edge triggering and three-state outputs. It belongs to the 74AHCT logic series, designed for CMOS technology with TTL-compatible inputs. The device operates within a supply voltage range of 4.5 V to 5.5 V and supports a maximum clock frequency of 83 MHz. It exhibits a typical propagation delay of 6.4 ns at 5 V. The component is housed in a TSSOP-20 package and is qualified under AEC-Q100 standards for automotive applications, ensuring reliability across an operating temperature range of -40°C to +125°C.

Feature Summary

• Octal configuration providing eight independent D-type flip-flops with positive edge-triggered data latching capabilities.
• Three-state outputs enable direct connection to bus-oriented systems without additional interface hardware.
• TTL-compatible inputs allow seamless integration with standard TTL logic families while maintaining CMOS performance levels.
• Automotive qualification ensures robust operation under stringent environmental conditions required for vehicle electronics.

Applications

• Data storage and buffering in automotive electronic control units (ECUs)
• Bus-oriented memory register implementations in vehicle communication networks
• Parallel-to-serial conversion circuits in automotive infotainment systems
• Shift register configurations for sensor data acquisition modules

Procurement Notes

Verify that the ordering part number includes the -Q100J suffix to confirm AEC-Q100 automotive qualification status. Ensure compatibility with the specified TSSOP-20 package dimensions during PCB layout. Confirm that the design environment supports the 4.5 V to 5.5 V supply voltage range. Check for any specific handling requirements related to moisture sensitivity level as defined in the datasheet. Validate that the supplier provides traceability documentation consistent with automotive industry standards.

Selection Notes

Select this component when an octal flip-flop with three-state outputs is required for automotive bus architectures. Choose this part over standard industrial variants if AEC-Q100 qualification and extended temperature range are mandatory. Consider the 74AHCT series for its ability to interface directly with TTL logic sources without level shifting. Evaluate the TSSOP-20 package size against available board space constraints. Compare propagation delay specifications against system timing requirements to ensure signal integrity.

Part Context

This component is part of Nexperia's 74AHCT family of high-speed CMOS logic devices. The 74AHCT series combines the speed of advanced CMOS technology with TTL-compatible input thresholds. The -Q100 designation indicates compliance with automotive reliability standards. The PW suffix identifies the plastic thin-shrink small-outline package. This specific variant integrates eight flip-flops into a single compact integrated circuit solution.

Replacement Considerations

Public confirmed substitute: 74AHCT374PW,112. Verify pinout compatibility and electrical parameter equivalence before substitution. Ensure the alternative part meets the same AEC-Q100 qualification requirements if used in automotive applications. Check package dimensions to confirm mechanical fit within the existing footprint.