74LS139FPEL-E

Signal Switches, Multiplexers, Decoders Overview

The 74LS139FPEL-E is a dual 2-line to 4-line decoder/demultiplexer from the Renesas 74LS series, utilizing low-power Schottky TTL technology. It operates with a standard 5V supply voltage and features active-low outputs and active-low enable inputs for each decoder section. The component is housed in a 16-pin SSOP (FP-16DN) package, designed for surface-mount applications. This integrated circuit provides reliable logic decoding functions within specified industrial temperature ranges.

Signal Switches, Multiplexers, Decoders Feature Summary

• Dual independent 2-to-4 line decoding architecture
• Active-low output signaling for precise logic control
• Low-power Schottky (LS) technology implementation
• Surface-mount SSOP packaging for compact integration

Signal Switches, Multiplexers, Decoders Applications

• Address decoding in microprocessor systems
• Data demultiplexing in digital communication circuits
• Control signal routing in industrial automation equipment

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the exact suffix 'FPEL' against official Renesas documentation to confirm package type and tape-and-reel specifications. Ensure compatibility with existing PCB footprints for the FP-16DN form factor. Confirm RoHS compliance status through current datasheets as manufacturing processes may evolve. Cross-reference part numbers with authorized distributors to avoid obsolete or non-conforming stock.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when dual independent decoding channels are required in space-constrained designs. The LS technology offers a balance of speed and power consumption suitable for general-purpose logic. Verify that the active-low output polarity aligns with downstream input requirements. Consider thermal management capabilities if operating near maximum temperature limits.

Signal Switches, Multiplexers, Decoders Part Context

This device belongs to the broader 74LS family of bipolar logic ICs, known for high market penetration and long-term availability. While specific production status for the FPEL variant requires direct manufacturer confirmation, the underlying 74LS139 architecture remains a standard solution for binary decoding tasks across various electronic industries.

Signal Switches, Multiplexers, Decoders Replacement Considerations

Direct substitutes include other manufacturers' 74LS139 variants in SSOP packages. Verify pinout compatibility and electrical characteristics before substitution. Generic equivalents must maintain identical active-low functionality and supply voltage requirements.