74LV139DB,112

Signal Switches, Multiplexers, Decoders Overview

The 74LV139DB,112 is a low-voltage Si-gate CMOS dual 2-to-4 line decoder/demultiplexer. It features two independent decoders with active LOW enable inputs and mutually exclusive active LOW outputs. The device operates within a supply voltage range of 1.0 V to 5.5 V and accepts TTL input levels between 2.7 V and 3.6 V. It is housed in an SSOP16 package (SOT338-1) and supports ambient temperatures from -40 °C to +125 °C.

Signal Switches, Multiplexers, Decoders Feature Summary

• Dual independent 2-to-4 line decoding capability
• Wide operating voltage range supporting low-voltage applications
• Demultiplexing functionality via active LOW enable inputs
• ESD protection exceeding specified HBM and MM standards

Signal Switches, Multiplexers, Decoders Applications

• Low-voltage signal routing and demultiplexing
• Address decoding in digital systems
• Interface circuits requiring TTL level compatibility at 3.3 V

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific ordering suffix '112' against current NXP documentation to confirm packaging details and compliance status. Ensure the SSOP16 package variant matches the design footprint requirements. Confirm availability through authorized distributors as product lifecycles may change.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component for designs requiring dual decoding in a compact surface-mount package. It is suitable for applications needing operation down to 1.0 V or those interfacing with 3.3 V logic systems. Verify that the thermal dissipation capabilities of the SSOP16 package meet the system's power budget constraints.

Signal Switches, Multiplexers, Decoders Part Context

This part belongs to the 74LV series of low-voltage CMOS logic devices. It is functionally compatible with 74HC139 and 74HCT139 families but optimized for lower supply voltages. The manufacturer is NXP Semiconductors, and it falls under the category of encoders, decoders, multiplexers, and demultiplexers.

Signal Switches, Multiplexers, Decoders Replacement Considerations

74HC139DB,112

Signal Switches, Multiplexers, Decoders FAQ

Can the enable input be used for data transmission?

Yes, the active LOW enable input can function as the data input for a 1-to-4 demultiplexer application.

What is the output state when the enable input is HIGH?

When the enable input is HIGH, every output is forced HIGH.