74AHC245D-Q100J

Buffers, Drivers, Receivers, Transceivers Overview

The Nexperia 74AHC245D-Q100J is an octal bus transceiver with 3-state outputs, designed for bidirectional data transmission. It operates within a supply voltage range of 2.0 V to 5.5 V and features balanced propagation delays. The device includes an output enable (OE) and send/receive (DIR) control inputs. Inputs are overvoltage tolerant up to 5.5 V, allowing use in mixed voltage environments. It complies with AEC-Q100 Grade 1 standards and supports operating temperatures from -40 °C to +125 °C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Automotive qualification in accordance with AEC-Q100 Grade 1 standard
• Overvoltage tolerant inputs enabling operation in mixed voltage environments
• High noise immunity with Schmitt-trigger action on all inputs
• ESD protection exceeding 2000 V (HBM) and 1000 V (CDM)

Buffers, Drivers, Receivers, Transceivers Applications

• Automotive electronic systems requiring robust signal translation
• Mixed voltage interface circuits between different logic families
• Bidirectional data bus architectures in industrial control systems

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific package variant against the ordering code suffix. Confirm that the required temperature range aligns with the specified -40 °C to +125 °C operational limits. Ensure input voltage levels do not exceed the absolute maximum ratings defined in the datasheet to prevent permanent damage during system integration.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when an octal transceiver with high noise immunity and automotive reliability is required. The AHC logic family offers low power dissipation while maintaining fast switching speeds. Verify compatibility with the target system's supply voltage range and ensure sufficient ESD protection margins are met for the intended application environment.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the Nexperia 74AHC245-Q100 series, which includes variants such as the 74AHCT245D-Q100J. The series provides octal bus transceivers suitable for automotive applications. Other package options include TSSOP20 and DHVQFN20, offering flexibility for PCB layout constraints while maintaining identical electrical performance characteristics across the product line.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Direct substitutes include the 74AHCT245D-Q100J for TTL-compatible input requirements. Alternative packages like the 74AHC245PW-Q100J offer the same functionality in a TSSOP20 housing. Cross-referencing pinouts and electrical specifications is essential when replacing with non-Nexperia equivalents.