CD74ACT139M96E4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Decoder/Demultiplexer
• Characteristics: High-speed, low-power, TTL-compatible
• Package: 16-pin SOIC (Small Outline Integrated Circuit)
• Essence: Decodes binary inputs into multiple outputs
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Logic Family: ACT
• Number of Inputs: 2
• Number of Outputs: 4
• Propagation Delay: 5 ns
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. GND (Ground)
2. A0 (Input A0)
3. A1 (Input A1)
4. Y0 (Output Y0)
5. Y1 (Output Y1)
6. Y2 (Output Y2)
7. Y3 (Output Y3)
8. VCC (Supply Voltage)

Functional Features

• CD74ACT139M96E4 is a dual 2-to-4 line decoder/demultiplexer IC.
• It decodes two binary inputs (A0 and A1) into four mutually exclusive outputs (Y0, Y1, Y2, and Y3).
• The active-low enable input (G) allows the decoder to be enabled or disabled.
• The outputs are TTL-compatible, making it suitable for interfacing with other TTL logic devices.
• It operates at high speed with low power consumption.

Advantages and Disadvantages

Advantages: - High-speed operation enables quick decoding of inputs. - Low-power consumption helps in reducing overall energy usage. - TTL compatibility ensures easy integration with other TTL logic devices.

Disadvantages: - Limited number of inputs and outputs restricts its application in complex systems. - The active-low enable input may require additional circuitry for certain applications.

Working Principles

CD74ACT139M96E4 works based on the principle of binary decoding. The inputs A0 and A1 represent the binary code, which is decoded to activate one of the four outputs (Y0, Y1, Y2, or Y3). The active-low enable input (G) controls the operation of the decoder. When G is low, the decoder is enabled, and the selected output is determined by the binary inputs. When G is high, all outputs are disabled.

Detailed Application Field Plans

CD74ACT139M96E4 finds applications in various fields, including: 1. Address decoding in microprocessors and memory systems. 2. Data routing and selection in digital multiplexing/demultiplexing systems. 3. Control signal generation in digital control circuits. 4. Logic function implementation in combinational logic circuits.

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to CD74ACT139M96E4 are: 1. 74HC139: Similar dual 2-to-4 line decoder/demultiplexer IC with CMOS technology. 2. SN54/74LS139: Dual 2-line to 4-line decoder/demultiplexer IC with Schottky TTL technology. 3. CD4016: Quad bilateral switch IC for analog and digital applications.

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