SN74AHC139DGVR

Signal Switches, Multiplexers, Decoders Overview

The SN74AHC139DGVR is a dual 2-to-4-line decoder/demultiplexer from Texas Instruments, belonging to the AHC logic series. It features two independent decoding circuits within a single 16-pin TVSOP package. The device operates on a supply voltage ranging from 2 V to 5.5 V and supports surface-mount installation. It functions across an extended temperature range of -40°C to +125°C. Key electrical specifications include a maximum propagation delay of 8.5 ns and a power dissipation rating of 600 mW.

Signal Switches, Multiplexers, Decoders Feature Summary

• Integrates two independent 2-to-4 line decoders or demultiplexers in a compact form factor
• Utilizes advanced CMOS technology for high-speed signal processing with low power consumption
• Supports wide operating voltage ranges suitable for diverse digital logic applications

Signal Switches, Multiplexers, Decoders Applications

• Address decoding in microprocessor-based systems
• Data distribution and routing in communication interfaces
• Memory chip selection and control logic

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific suffix 'DGVR' corresponds to the TVSOP-16 package and reel packaging configuration. Confirm RoHS compliance status through official manufacturer documentation prior to integration. Ensure thermal management strategies align with the specified 600 mW power dissipation limit under maximum load conditions.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when dual independent decoding channels are required in a space-constrained design. The AHC series offers superior speed compared to standard HC logic while maintaining compatibility. Consider the TVSOP package dimensions against available PCB real estate and ensure the 2V to 5.5V supply range matches the system architecture.

Signal Switches, Multiplexers, Decoders Part Context

This part belongs to the SN74AHC139 family of high-speed CMOS logic devices. It serves as a functional equivalent to other industry-standard dual decoder ICs but provides Texas Instruments' specific performance characteristics and packaging options. The AHC series represents an evolution in CMOS logic technology designed for improved switching speeds and lower power usage.

Signal Switches, Multiplexers, Decoders Replacement Considerations

Cross-reference with SN74HC139 variants for pin-compatible alternatives if speed requirements are less stringent. Verify that any substitute maintains the same TVSOP-16 footprint and electrical parameters.