SN74CBT3251DE4

Overview

The SN74CBT3251DE4 is a single 8-to-1 field-effect transistor (FET) multiplexer/demultiplexer manufactured by Texas Instruments. It operates within a supply voltage range of 4 V to 5.5 V and supports an operating temperature range from -40°C to +85°C. The device features a maximum on-resistance of 14 Ohms, with a maximum propagation delay of 6.4 ns and a maximum turn-on time of 6.8 ns. It is housed in a 16-pin SOIC-Narrow package.

Feature Summary

• Provides high-speed signal routing via a single 8-to-1 FET multiplexer configuration
• Supports operation across a wide industrial temperature range for reliable performance
• Features low on-resistance to minimize signal attenuation during transmission

Applications

• High-speed data acquisition systems requiring analog signal switching
• Portable instrumentation utilizing battery-powered logic circuits
• Communication equipment needing efficient bus line management

Procurement Notes

Verify the specific suffix 'E4' indicates lead-free compliance when sourcing. Confirm the package type matches the design requirements. Ensure the supply voltage remains within the specified operational limits. Check for moisture sensitivity levels prior to assembly. Validate that the component meets all relevant environmental standards for the intended application.

Selection Notes

Select this component for applications requiring fast switching speeds and low distortion. Compare against low-voltage variants if system power constraints are below 4 V. Consider package availability and thermal characteristics for PCB layout. Evaluate on-resistance specifications against signal integrity requirements. Ensure control logic compatibility with the defined voltage thresholds.

Part Context

This part belongs to the SN74CBT3251 series of high-speed analog switches. It serves as a robust solution for managing multiple signal paths in compact electronic designs. The device integrates efficiently into digital systems requiring flexible connectivity options without significant signal degradation.

Replacement Considerations

SN74CBT3251D is a direct functional equivalent within the same series.