SN74AS2645DW

Buffers, Drivers, Receivers, Transceivers Overview

The SN74AS2645DW is an octal bus transceiver from the Texas Instruments AS logic series, housed in a 20-pin SOIC package. It operates within a supply voltage range of 4.5 V to 5.5 V and supports non-inverting data transfer across eight channels. The device features three-state outputs with a propagation delay of 9 ns. It provides a low-level output current of 48 mA and a high-level output current of -15 mA. Operating temperatures range from 0°C to +70°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal bus transceiver architecture for parallel data handling
• Three-state outputs for effective bus line isolation
• High drive capability suitable for demanding digital loads

Buffers, Drivers, Receivers, Transceivers Applications

• Parallel data transmission systems
• Memory buffer interfaces
• I/O port expansion circuits

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status as some sources indicate non-compliance. Ensure the specific suffix matches required packaging and environmental standards before finalizing procurement orders.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when high-speed octal data transfer is required at standard 5V logic levels. Compare against LVTH or HC series alternatives if lower power consumption or wider voltage ranges are necessary. Verify that the 48 mA drive current meets the specific load requirements of the target application circuit.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN74AS family, known for advanced Schottky technology offering high speed. It serves as a standard interface solution for connecting microprocessors to peripheral devices. The DW package designation indicates a plastic small-outline integrated circuit format suitable for surface mount assembly.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

SN74AS646DW: Octal bus transceiver with register functionality in a 24-pin package.