SN74LVC138APWR

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SN74LVC138APWR

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IC DECODER/DEMUX 1X3:8 16TSSOP

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Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT),Bulk
Series 74LVC
ProductStatus Active
Type Decoder/Demultiplexer
Circuit 1 x 3:8
IndependentCircuits 1
Current-OutputHighLow 24mA, 24mA
VoltageSupplySource Single Supply
Voltage-Supply 1.65V ~ 3.6V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 16-TSSOP (0.173, 4.40mm Width)

Übersicht

Description

The SN74LVC138APWR is a high-performance 3-to-8 line decoder/demultiplexer from Texas Instruments, designed for digital logic applications. It is part of the LVC family, which operates at a wide voltage range from 1.65 V to 3.6 V, making it suitable for both 3.3 V and 5 V systems. The device features three binary select inputs (A, B, and C), three enable inputs (one active-low and two active-high), and eight mutually exclusive active-low outputs (Y0 to Y7).
When properly enabled, the selected output line corresponding to the binary value on the address inputs is driven low, while all other outputs remain high. This functionality makes it ideal for use in applications like memory address decoding, data routing, and logic demultiplexing. It also supports high-speed operation with low power consumption and includes features such as partial power-down mode and input/output clamping diodes that enhance performance and reliability. The SN74LVC138APWR is packaged in a TSSOP-16 package, which provides a compact footprint for space-constrained applications.

Equivalent

The SN74LVC138APWR is a 3-to-8 line decoder/demultiplexer. Equivalent products include:
1. NXP 74LVC138PW
2. ON Semiconductor 74VHC138MTC
3. Microchip Technology 74HC138
4. Diodes Incorporated 74AHC138
These alternatives offer similar functionalities and pin configurations, suitable for use in various digital circuit applications. Always check the specific datasheets to ensure compatibility for your application needs.

Features

The SN74LVC138APWR is a 3-to-8 line decoder/demultiplexer from Texas Instruments, part of the LVC family known for low-voltage, high-performance operation. Key features include:
1. Operating Voltage Range: It functions effectively within a voltage range of 1.65 V to 3.6 V.
2. Low Power Consumption: The device is designed for low power consumption, making it suitable for battery-powered applications.
3. High-Speed Operation: It supports high-speed operation, with propagation delays significantly reduced compared to standard logic families.
4. TTL-Compatible Inputs: The inputs are TTL-compatible, ensuring compatibility with a wide range of devices.
5. Inputs Accept Voltages up to 5.5 V: This feature provides flexibility in interfacing with 5 V systems.
6. Latch-Up Performance: It is capable of withstanding 100 mA of current, surpassing JESD 78, Class II requirements.
7. Small Package Size: The PW package offers a compact form factor, suitable for space-constrained designs.
These features make the SN74LVC138APWR ideal for applications requiring efficient and fast logic signal decoding or demultiplexing in compact environments.

Pinout

The SN74LVC138APWR is a 3-to-8 line decoder/demultiplexer from Texas Instruments. It comes in a TSSOP package with 16 pins. Here’s a brief overview of its pin functions:
1. A0, A1, A2 (Pins 1, 2, 3): These are address inputs.
2. G1 (Pin 6): Active high enable input.
3. G2A, G2B (Pins 4, 5): Active low enable inputs.
4. Y0 to Y7 (Pins 15, 14, 13, 12, 11, 10, 9, 7): These are the output pins, providing decoded output.
5. VCC (Pin 16): Supply voltage pin.
6. GND (Pin 8): Ground pin.
The device is used for decoding binary inputs into one of eight outputs and is commonly used in memory address decoding applications. It requires specific combinations of enable and address inputs to activate a particular output.

Manufacturer

The SN74LVC138APWR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic products and components. Founded in 1930, TI is headquartered in Dallas, Texas, and is known for its innovation in the design and production of analog and embedded processing chips. The company serves various industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is recognized for its focus on quality, reliability, and sustainability in semiconductor manufacturing.

Application

The SN74LVC138APWR is a high-speed 3-to-8 line decoder/demultiplexer commonly used in digital applications. Its application areas include memory address decoding, where it helps select memory locations in microprocessors or microcontrollers. It is also used in data routing and signal demultiplexing tasks within digital circuits. Additionally, it can be employed in creating simple logic-based control systems and expanding I/O ports in embedded systems. The device is useful in situations requiring low power consumption and high noise immunity, making it suitable for portable and battery-powered applications.

Package

The SN74LVC138APWR is a digital IC that comes in a TSSOP-16 package type, which stands for Thin Shrink Small Outline Package with 16 pins.

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