74VHC138TTR
- Mfr.Part #
- 74VHC138TTR
- Manufacturer
- STMicroelectronics
- Package / Case
- 16-TSSOP (0.173, 4.40mm Width)
- Datasheet
- Download
- Description
- IC DECODER/DEMUX 1X3:8 16TSSOP
- Stock
- 3,848
- In Stock :
- 3,848
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- STMicroelectronics
- Product Category :
- Signal Switches, Multiplexers, Decoders
- JESD-609 Code :
- e4
- Series :
- 74VHC
- Lead Free :
- Lead Free
- Type :
- Decoder/Demultiplexer
- Radiation Hardening :
- No
- Operating Temperature :
- -55°C~125°C
- Voltage Supply Source :
- Single Supply
- Power Supplies :
- 2/5.5V
- Polarity :
- Inverting
- Terminal Pitch :
- 0.65mm
- Number of Terminations :
- 16
- Logic Function :
- Decoder, Demultiplexer
- Supply Voltage-Max (Vsup) :
- 5.5V
- Package / Case :
- 16-TSSOP (0.173, 4.40mm Width)
- Pin Count :
- 16
- RoHS Status :
- ROHS3 Compliant
- Length :
- 5mm
- Voltage - Supply :
- 2V~5.5V
- Contact Plating :
- Gold
- Packaging :
- Tape and Reel (TR)
- Number of Pins :
- 16
- Peak Reflow Temperature (Cel) :
- 260
- Pbfree Code :
- yes
- Number of Inputs :
- 3
- Number of Outputs :
- 8
- Current - Output High, Low :
- 8mA 8mA
- Supply Voltage :
- 3.3V
- Load Capacitance :
- 50pF
- Supply Voltage-Min (Vsup) :
- 2V
- Terminal Position :
- Dual
- Circuit :
- 1 x 3:8
- Packing Method :
- Tape and Reel
- Mounting Type :
- Surface Mount
- ECCN Code :
- EAR99
- Number of Functions :
- 1
- Base Part Number :
- 74VHC138
- Number of Elements :
- 1
- Quiescent Current :
- 4μA
- Turn On Delay Time :
- 18.5 ns
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Supply Type :
- Single
- Family :
- AHC/VHC
- Mount :
- Surface Mount
- Terminal Form :
- Gull wing
- Width :
- 4.4mm
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Input Conditioning :
- Standard
- Propagation Delay :
- 18.5 ns
- Datasheets
- 74VHC138TTR

Signal Switches, Multiplexers, Decoders - STMicroelectronics 74VHC138TTR Overview
The STMicroelectronics 74VHC138TTR is a versatile integrated circuit decoder/demultiplexer designed to provide high-performance signal switching and decoding capabilities. This 16-pin TSSOP package offers a compact and efficient solution for various digital logic applications.
With its 1X3:8 decoding configuration, this IC enables seamless interfacing with multiple input lines and efficiently directs signals to one of eight output lines based on the input code. Its high-speed operation and low power consumption make it an ideal choice for demanding industrial and commercial applications.
Whether used in telecommunications, data processing, or consumer electronics, the 74VHC138TTR delivers reliable performance and precise signal management, meeting the stringent requirements of modern digital systems.
STMicroelectronics 74VHC138TTR Features
- 1-of-8 decoding/demultiplexing capability
- High-speed operation for rapid signal processing
- Low power consumption for energy-efficient applications
- Wide operating voltage range: 2V to 5.5V
- Compatible with TTL and CMOS logic levels
- Compact 16-pin TSSOP package for space-constrained designs
- Robust design for reliable performance in harsh environments
STMicroelectronics 74VHC138TTR Applications
- Telecommunications: The 74VHC138TTR is used in telecom systems for signal routing and multiplexing, ensuring efficient data transmission and reception. It enables seamless switching between different communication channels, enhancing network performance and reliability.
- Data Processing Systems: In data processing applications, this IC facilitates address decoding and data selection, essential for memory access and peripheral control. Its high-speed operation ensures fast data transfer and processing, improving overall system efficiency.
- Consumer Electronics: From set-top boxes to smart appliances, the 74VHC138TTR plays a crucial role in managing signals and controlling various functions. It enables user-friendly interfaces and seamless integration of multiple devices, enhancing the functionality and performance of consumer electronics products.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















