SN74AHC138NSR
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- Mfr.Part #
- SN74AHC138NSR
- Manufacturer
- Texas Instruments
- Package / Case
- 16-SOIC (0.209, 5.30mm Width)
- Datasheet
- Download
- Description
- IC DECODER/DEMUX 1 X 3:8 16SO
- Stock
- 485
- In Stock ：
- 485
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- Manufacturer :
- Texas Instruments
- Product Category :
- Signal Switches, Multiplexers, Decoders
- Thickness :
- 1.95mm
- JESD-609 Code :
- e4
- ECCN Code :
- EAR99
- Width :
- 5.3mm
- Number of Outputs :
- 8
- Number of Inputs :
- 3
- Number of Bits :
- 8
- Supply Type :
- Single
- Terminal Position :
- Dual
- Number of Elements :
- 1
- Voltage Supply Source :
- Single Supply
- Type :
- Decoder/Demultiplexer
- Weight :
- 200.686274mg
- Lifecycle Status :
- ACTIVE (Last Updated: 5 days ago)
- Supply Voltage-Min (Vsup) :
- 2V
- Lead Free :
- Lead Free
- Quiescent Current :
- 4μA
- Bandwidth :
- 110MHz
- RoHS Status :
- ROHS3 Compliant
- Packaging :
- Tape and Reel (TR)
- Length :
- 10.3mm
- Packing Method :
- TR
- Current - Output High, Low :
- 8mA 8mA
- Power Supplies :
- 2/5.5V
- Pbfree Code :
- yes
- Contact Plating :
- Gold
- Polarity :
- Inverting
- Voltage - Supply :
- 2V~5.5V
- Factory Lead Time :
- 6 Weeks
- Package / Case :
- 16-SOIC (0.209, 5.30mm Width)
- Family :
- AHC/VHC/H/U/V
- Operating Temperature :
- -40°C~85°C
- Max I(ol) :
- 0.05 A
- Supply Voltage-Max (Vsup) :
- 5.5V
- Turn On Delay Time :
- 18.5 ns
- Propagation Delay :
- 13 ns
- Logic Function :
- Decoder, Demultiplexer
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Pins :
- 16
- Circuit :
- 1 x 3:8
- Terminal Form :
- Gull wing
- Load Capacitance :
- 50pF
- Input Conditioning :
- Standard
- Mount :
- Surface Mount
- Pin Count :
- 16
- Mounting Type :
- Surface Mount
- Number of Terminations :
- 16
- Series :
- 74AHC
- Number of Functions :
- 1
- Radiation Hardening :
- No
- Height :
- 2mm
- Supply Voltage :
- 3.3V
- Peak Reflow Temperature (Cel) :
- 260
- Base Part Number :
- 74AHC138
- Power Supply Current-Max (ICC) :
- 0.04mA
- Datasheets
- SN74AHC138NSR
Signal Switches, Multiplexers, Decoders Texas Instruments SN74AHC138NSR Overview
The Texas Instruments SN74AHC138NSR is an integral component in the realm of digital systems, primarily serving as a high-performance decoder/demultiplexer. This IC is designed to efficiently handle the decoding of digital signals that determine the selection of output lines in multiplexing setups. It translates three binary input signals to one of eight mutually exclusive outputs. The SN74AHC138NSR stands out with its low-power consumption and high-speed interface, making it an essential pick for developers looking to optimize electronic systems while maintaining robust performance and reliability.
SN74AHC138NSR Features
The SN74AHC138NSR includes several features that enhance its functionality in digital decoding and multiplexing applications. Key features include:
- 3-to-8 line decoder/demultiplexer functionality
- Wide operating voltage range from 2V to 5.5V
- Low power consumption with a typical quiescent current of only 20 μA
- High noise immunity characteristic of CMOS technology
- Output drive capability of up to 8 mA, compatible with TTL outputs
- Pin and function compatible with other standard logic families
- Available in a 16-pin SOIC package
SN74AHC138NSR Applications
- Multiplexing Control Systems: Facilitates the selection and control of multiple input lines, routing them to fewer output lines, crucial for reducing system complexity in telecommunications and data processing.
- Address Decoding in Memory Selection: Essential in computing systems where it determines which memory locations are accessed, thereby optimizing memory management.
- Function Selection in Integrated Systems: By decoding input signals, it allows the selection of various functionalities within consumer electronics, enhancing user interfaces and experience.
- Peripheral Device Management: Used in managing connections and operations between different peripheral devices in microcontroller-based applications, ensuring efficient device communication.
- Industrial Automation: Critical in industrial settings for controlling machinery operations, where precise signaling is paramount.
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