CD74AC245E

Buffers, Drivers, Receivers, Transceivers Overview

The CD74AC245E is an octal bus transceiver from the Texas Instruments AC logic family, housed in a 20-pin SOIC package. It features non-inverting bidirectional data transfer with three-state outputs. The device operates within a supply voltage range of 1.5 V to 5.5 V and supports CMOS input and output levels. Key electrical parameters include a propagation delay of 106 ns, low-level output current of 24 mA, and high-level output current of -24 mA. It functions across a temperature range of -55°C to +125°C with a maximum power supply current of 8 µA.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal bidirectional bus transceiver architecture for eight-bit data transfer
• Three-state outputs allowing direct connection to system buses
• Wide operating voltage range supporting 1.5 V to 5.5 V supplies
• Extended industrial temperature capability from -55°C to +125°C

Buffers, Drivers, Receivers, Transceivers Applications

• Mobile applications requiring low power consumption
• Battery-powered systems utilizing wide voltage ranges
• Consumer products with demanding environmental requirements
• Computing instruments and professional equipment

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'E' indicates the SOIC-20 package variant when sourcing. Confirm RoHS compliance status through official manufacturer documentation as specifications may vary by production batch. Check for end-of-life notices or obsolescence warnings prior to procurement decisions. Ensure the supplier provides valid traceability documents for quality assurance purposes.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component for designs requiring robust bidirectional data flow in harsh environments. The AC series offers a balance of speed and power efficiency suitable for battery-operated devices. Consider the 24 mA drive strength for moderate capacitive loads. Verify that the 106 ns propagation delay meets the timing constraints of the target application interface.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the CD74AC245 series of octal bus transceivers manufactured by Texas Instruments. It is designed for general-purpose digital logic applications where bidirectional data transfer is required. The device is part of the broader AC logic family, known for its compatibility with standard CMOS technologies and wide operating voltage capabilities.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Public confirmed substitute part numbers: SN74ACT245PWRE4, CY74FCT245TSOCE4.