SN74S139AN
- Mfr.Part #
- SN74S139AN
- Manufacturer
- Texas Instruments
- Package / Case
- 16-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC DECODER/DEMUX 1X2:4 16DIP
- Stock
- 6,770
- In Stock :
- 6,770
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- Manufacturer :
- Texas Instruments
- Product Category :
- Signal Switches, Multiplexers, Decoders
- Circuit :
- 1 x 2:4
- Type :
- Decoder/Demultiplexer
- Number of Bits :
- 4
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Operating Temperature :
- 0°C~70°C
- REACH SVHC :
- No SVHC
- Additional Feature :
- SCHOTTKY CLAMPED FOR HIGH PERFORMANCE
- Number of Terminations :
- 16
- Number of Elements :
- 2
- Input Conditioning :
- Standard
- Polarity :
- Inverting
- ECCN Code :
- EAR99
- Base Part Number :
- 74S139
- Series :
- 74S
- RoHS Status :
- ROHS3 Compliant
- Factory Lead Time :
- 6 Weeks
- Length :
- 19.3mm
- JESD-609 Code :
- e4
- Bandwidth :
- 50MHz
- Thickness :
- 3.9mm
- Turn On Delay Time :
- 12 ns
- Supply Voltage :
- 5V
- Supply Type :
- Single
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Number of Functions :
- 2
- Pin Count :
- 16
- Voltage Supply Source :
- Single Supply
- Radiation Hardening :
- No
- Height :
- 5.08mm
- Family :
- S
- Packaging :
- Tube
- Width :
- 6.35mm
- Number of Pins :
- 16
- Operating Supply Voltage :
- 5V
- Logic Function :
- Decoder, Demultiplexer
- Voltage - Supply :
- 4.75V~5.25V
- Prop. Delay@Nom-Sup :
- 33 ns
- Current - Output High, Low :
- 400μA 8mA
- Weight :
- 951.693491mg
- Mounting Type :
- Through Hole
- Power Supply Current-Max (ICC) :
- 90mA
- Mount :
- Through Hole
- Number of Outputs :
- 4
- Propagation Delay :
- 12 ns
- Package / Case :
- 16-DIP (0.300, 7.62mm)
- Load Capacitance :
- 15pF
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Position :
- Dual
- Lead Free :
- Lead Free
- Datasheets
- SN74S139AN

Signal Switches, Multiplexers, Decoders Texas Instruments SN74S139AN Overview
The Texas Instruments SN74S139AN dual 2-line to 4-line decoder/demultiplexer is an essential component designed for high-performance memory-decoding or data-routing applications requiring very short propagation delay times. Manufactured by Texas Instruments, a leader in semiconductor solutions, the SN74S139AN stands out for its precision and reliability. This IC is specifically engineered to facilitate the efficient handling of digital signals and data in complex electronic systems. It is ideally suited for applications where space and power efficiency are critical, thanks to its 16-pin DIP package that ensures compatibility with a wide range of PCB layouts.
SN74S139AN Features
The SN74S139AN offers a variety of features making it a versatile choice for many digital applications. These include dual independent decoders, each capable of decoding a two-bit input into a four-line output. The device supports multiple gating options and a typical propagation delay of only 14 ns, coupled with a low power consumption of 60 mW. Its wide operating temperature range from -55°C to 125°C makes it suitable for demanding environments.
SN74S139AN Applications
- Computer Systems: Utilized in memory address decoding, the SN74S139AN helps in selecting memory blocks or devices within a computer system, enhancing performance and efficiency.
- Communication Equipment: Acts as a critical component in routing digital signals within various communication devices, ensuring signal integrity and accurate data transmission.
- Consumer Electronics: Applied in systems requiring interface multiplexing, such as in multimedia systems, to facilitate the distribution of digital data streams.
- Industrial Automation: In industrial settings, the SN74S139AN is used for controlling signal paths in automated machinery, contributing to the precision and reliability of industrial processes.
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