74AHC245D,112

Buffers, Drivers, Receivers, Transceivers Overview

The Nexperia 74AHC245D,112 is an octal bus transceiver belonging to the AHC logic family. It provides bidirectional data transmission with three-state outputs and operates within a supply voltage range of 2.0 V to 5.5 V. The device features CMOS input and output levels, ensuring low power dissipation and high noise immunity. Packaged in a standard 20-pin SO (SOP) format, it supports operation across temperatures from -40 °C to +125 °C. Key control signals include Output Enable (OE) and Direction (DIR), allowing flexible interface management for complex system layouts.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Octal bidirectional bus interface with non-inverting three-state outputs
• CMOS input switching levels compatible with wide supply voltage ranges
• Low power dissipation characteristics inherent to Si-gate CMOS technology
• High noise immunity suitable for demanding industrial environments

Buffers, Drivers, Receivers, Transceivers Applications

• Memory address and data bus driving
• Mixed 5 V and 3.3 V system interfacing
• Industrial control signal routing
• Telecommunications infrastructure data lines

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix '112' against official Nexperia documentation to confirm tape-and-reel specifications and marking details. Ensure compatibility with existing SOP-20 footprints during procurement planning. Cross-reference datasheet revisions to confirm pinout consistency with legacy designs.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when an 8-bit bidirectional interface is required with CMOS logic thresholds. The AHC family offers superior speed compared to standard HC devices while maintaining low power consumption. Verify that the 2.0 V to 5.5 V operating range aligns with the target system's power rails and noise requirements.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the Nexperia 74AHC series, designed for high-speed digital applications. It serves as a core component for managing data flow between microprocessors, memory modules, and peripheral interfaces. The device complements other logic families by providing robust buffering capabilities in a compact surface-mount package.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Compatible substitutes include the 74AHC245D,118 and 74AHCT245D,118. Verify that the replacement variant matches the required input logic levels (CMOS vs. TTL) and packaging orientation before integration.