DG442AK/883B

Product Overview

• Category: Integrated Circuit
• Use: Digital Multiplexer
• Characteristics: High-speed, Military-grade, Radiation-hardened
• Package: Ceramic Dual-In-Line Package (DIP)
• Essence: The DG442AK/883B is a digital multiplexer integrated circuit designed for high-speed and radiation-hardened applications. It provides multiple input channels and selects one of them based on the control signals.
• Packaging/Quantity: Each package contains one DG442AK/883B IC.

Specifications

• Supply Voltage: 5V ±10%
• Operating Temperature Range: -55°C to +125°C
• Input Channels: 4
• Control Signals: 2
• Propagation Delay: 15ns (typical)
• Radiation Hardness: Total Ionizing Dose (TID) > 300 krad(Si)

Detailed Pin Configuration

The DG442AK/883B IC has a total of 16 pins arranged in a dual-in-line configuration. The pinout is as follows:

1. A0: Input Channel 0
2. A1: Input Channel 1
3. A2: Input Channel 2
4. A3: Input Channel 3
5. VEE: Negative Power Supply
6. B: Output
7. C0: Control Signal 0
8. C1: Control Signal 1
9. GND: Ground
10. A: Output
11. NC: No Connection
12. NC: No Connection
13. NC: No Connection
14. NC: No Connection
15. VCC: Positive Power Supply
16. NC: No Connection

Functional Features

• High-speed operation allows for efficient data processing.
• Radiation-hardened design ensures reliability in harsh environments.
• Multiple input channels provide flexibility in selecting data sources.
• Low propagation delay enables real-time data switching.

Advantages and Disadvantages

Advantages: - High-speed operation - Radiation-hardened for reliability - Multiple input channels - Low propagation delay

Disadvantages: - Limited number of input channels (4) - Requires external control signals

Working Principles

The DG442AK/883B is a digital multiplexer that operates based on the control signals provided. The control signals determine which input channel is selected and routed to the output. The selected input data is then available at the output pin for further processing or transmission.

Detailed Application Field Plans

The DG442AK/883B is commonly used in applications where high-speed data selection and switching are required, along with radiation-hardened characteristics. Some specific application fields include:

1. Aerospace and Defense Systems: Used in satellite communication systems, missile guidance systems, and space exploration missions.
2. Nuclear Power Plants: Employed in control and monitoring systems for reliable data selection and transmission.
3. Medical Equipment: Integrated into radiation therapy machines and diagnostic imaging systems for precise data routing.

Detailed and Complete Alternative Models

1. SN74LS151: 8-input Digital Multiplexer
2. CD4051B: 8-channel Analog Multiplexer/Demultiplexer
3. MC14051B: 8-channel Analog Multiplexer/Demultiplexer

These alternative models offer similar functionality to the DG442AK/883B and can be considered as substitutes depending on specific requirements.

Word count: 389 words