74LVX139MTR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Decoder/Demultiplexer
• Characteristics: Low-voltage, high-speed, dual 2-to-4 line decoder/demultiplexer
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Logic IC for decoding and demultiplexing signals
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• High-Speed Operation: 5 ns propagation delay
• Output Drive Capability: ±24 mA
• Input Voltage Levels: CMOS/TTL compatible
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74LVX139MTR has a total of 16 pins, which are assigned as follows:

1. A0: Address input 0
2. A1: Address input 1
3. GND: Ground
4. Y0: Output 0
5. Y1: Output 1
6. Y2: Output 2
7. Y3: Output 3
8. E1: Enable input 1
9. E2: Enable input 2
10. VCC: Power supply
11. Y4: Output 4
12. Y5: Output 5
13. Y6: Output 6
14. Y7: Output 7
15. E3: Enable input 3
16. NC: No connection

Functional Features

• Dual 2-to-4 line decoder/demultiplexer functionality
• Decodes two binary address inputs into four mutually exclusive outputs
• Enables easy selection of one output among multiple options
• High-speed operation allows for quick signal processing
• Low-voltage operation makes it suitable for battery-powered devices
• CMOS/TTL compatible input voltage levels ensure compatibility with various logic families

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient signal decoding - Low-voltage capability makes it suitable for portable devices - Compact SOIC package allows for space-saving integration - CMOS/TTL compatibility ensures versatility in different applications

Disadvantages: - Limited number of outputs (4) may not be sufficient for complex systems requiring more options - Requires external enable inputs for proper functionality

Working Principles

The 74LVX139MTR is a decoder/demultiplexer IC that takes two binary address inputs (A0 and A1) and decodes them into four mutually exclusive outputs (Y0 to Y3). The selection of one output is determined by the combination of the address inputs. The enable inputs (E1, E2, and E3) control the operation of the decoder/demultiplexer.

When the enable inputs are active (typically low), the selected output is enabled and reflects the corresponding address input combination. When any of the enable inputs are inactive (typically high), all outputs are disabled.

The IC operates at high speed, allowing for quick decoding and demultiplexing of signals. It can be powered by a wide range of supply voltages, making it suitable for various applications.

Detailed Application Field Plans

The 74LVX139MTR finds applications in various fields where signal decoding and demultiplexing are required. Some specific application areas include:

1. Address decoding in microcontrollers and microprocessors
2. Memory selection in digital systems
3. Data routing in communication systems
4. Input/output expansion in embedded systems
5. Signal distribution in audio/video equipment

Detailed and Complete Alternative Models

1. 74HC139: Similar dual 2-to-4 line decoder/demultiplexer with CMOS/TTL compatibility
2. CD74HC139: High-speed CMOS dual 2-to-4 line decoder/demultiplexer
3. SN74LS139: Low-power Schottky TTL dual 2-to-4 line decoder/demultiplexer

These alternative models offer similar functionality and can be used as substitutes for the 74LVX139MTR in various applications.

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