CD74AC238M96E4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital multiplexer/demultiplexer
• Characteristics: High-speed, low-power, 3-to-8 line configuration
• Package: 16-pin SOIC (Small Outline Integrated Circuit)
• Essence: Logic device for data routing and selection
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 5.5ns (typical)
• Maximum Quiescent Current: 4μA
• Maximum Output Current: ±24mA

Detailed Pin Configuration

The CD74AC238M96E4 has a total of 16 pins, which are labeled as follows:

1. A0: Address input 0
2. A1: Address input 1
3. A2: Address input 2
4. E1: Enable input 1
5. E2: Enable input 2
6. Y0: Output 0
7. Y1: Output 1
8. Y2: Output 2
9. Y3: Output 3
10. Y4: Output 4
11. Y5: Output 5
12. Y6: Output 6
13. Y7: Output 7
14. GND: Ground
15. VCC: Power supply
16. NC: No connection

Functional Features

• The CD74AC238M96E4 is a 3-to-8 line multiplexer/demultiplexer IC.
• It can be used to route and select data from one of the eight input lines to a single output line.
• The device operates at high speed and consumes low power, making it suitable for various digital applications.
• It features three address inputs (A0, A1, A2) to select the desired input line.
• Two enable inputs (E1, E2) control the operation of the multiplexer/demultiplexer.

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data routing. - Low power consumption helps in reducing overall system energy requirements. - Compact 16-pin SOIC package enables easy integration into circuit designs. - Wide supply voltage range provides flexibility in different applications.

Disadvantages: - Limited to 3-to-8 line configuration, may not be suitable for larger-scale multiplexing needs. - Propagation delay time may introduce slight latency in data transmission.

Working Principles

The CD74AC238M96E4 operates based on the principles of digital logic. When the enable inputs (E1 and E2) are activated, the address inputs (A0, A1, A2) determine which of the eight input lines is selected. The selected input is then routed to the corresponding output line (Y0-Y7). The device uses internal circuitry to perform the necessary logic operations to achieve this functionality.

Detailed Application Field Plans

The CD74AC238M96E4 finds application in various digital systems where data routing and selection are required. Some specific application fields include:

1. Data communication systems: Used for channel selection and data routing in multiplexed communication channels.
2. Memory addressing: Enables efficient selection of memory banks or memory modules in computer systems.
3. Industrial automation: Facilitates signal routing and selection in control systems and PLCs (Programmable Logic Controllers).
4. Test and measurement equipment: Allows for the selection of different test signals or measurement inputs.

Detailed and Complete Alternative Models

1. CD74AC238M96: Similar to CD74AC238M96E4, but without the "E4" suffix indicating tape and reel packaging.
2. CD74HC238M96: High-speed CMOS version of the 3-to-8 line multiplexer/demultiplexer IC.
3. CD74ACT238M96: Advanced CMOS version with improved noise immunity and higher speed.

(Note: The above list is not exhaustive and other alternative models may exist from different manufacturers.)

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