DG407CWI

Product Overview

Category

DG407CWI belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for analog signal switching applications.

Characteristics

• DG407CWI is a quad single-pole, single-throw (SPST) analog switch.
• It operates with a wide supply voltage range of ±4.5V to ±20V.
• The IC offers low on-resistance and low leakage current.
• It provides fast switching speeds and high bandwidth capabilities.
• DG407CWI is designed to be compatible with both CMOS and TTL logic levels.

Package

The DG407CWI IC is available in a 16-pin wide-body SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of DG407CWI lies in its ability to facilitate the seamless switching of analog signals in various electronic circuits.

Packaging/Quantity

DG407CWI is typically packaged in reels or tubes, containing a quantity of 250 units per package.

Specifications

• Supply Voltage Range: ±4.5V to ±20V
• On-Resistance (R_ON): 50Ω (typical)
• Leakage Current (I_LEAK): 1nA (maximum)
• Switching Time (t_SW): 100ns (maximum)
• Bandwidth: 200MHz (typical)
• Logic Compatibility: CMOS/TTL

Detailed Pin Configuration

The DG407CWI IC has a total of 16 pins, which are assigned specific functions as follows:

1. IN1: Input control pin for switch 1
2. OUT1: Output pin for switch 1
3. V+ (Positive Supply Voltage)
4. IN2: Input control pin for switch 2
5. OUT2: Output pin for switch 2
6. GND (Ground)
7. IN3: Input control pin for switch 3
8. OUT3: Output pin for switch 3
9. V- (Negative Supply Voltage)
10. IN4: Input control pin for switch 4
11. OUT4: Output pin for switch 4
12. NC (No Connection)
13. COM (Common Terminal)
14. NC (No Connection)
15. NC (No Connection)
16. NC (No Connection)

Functional Features

• DG407CWI provides four independent SPST switches in a single package.
• It offers low on-resistance, minimizing signal distortion and loss.
• The IC exhibits excellent linearity and high isolation between channels.
• DG407CWI has a wide supply voltage range, making it suitable for various applications.
• It can be controlled by both CMOS and TTL logic levels.

Advantages and Disadvantages

Advantages

• High bandwidth capability enables the transmission of high-frequency signals.
• Low on-resistance ensures minimal signal distortion.
• Wide supply voltage range allows for versatile usage.
• Compatibility with CMOS and TTL logic levels simplifies integration into different systems.

Disadvantages

• Leakage current may affect certain precision applications.
• Limited number of switches per package may require multiple ICs for complex circuit designs.

Working Principles

DG407CWI operates based on the principle of field-effect transistors (FETs). Each switch within the IC consists of an FET that controls the flow of analog signals. When the corresponding input control pin is activated, the FET conducts, allowing the signal to pass from the input to the output terminal. Conversely, when the control pin is deactivated, the FET blocks the signal flow.

Detailed Application Field Plans

DG407CWI finds application in various electronic systems, including but not limited to:

1. Audio and video signal routing in multimedia devices.
2. Signal multiplexing in communication systems.
3. Analog signal switching in test and measurement equipment.
4. Data acquisition systems for channel selection.
5. Industrial control systems requiring analog signal routing.

Detailed and Complete Alternative Models

1. DG408CWI: Similar to DG407CWI, but with eight SPST switches in a single package.
2. ADG406: Quad SPST switch IC with lower on-resistance and higher bandwidth.
3. MAX4617: Integrated quad SPST switch with low leakage current and improved linearity.

These alternative models offer similar functionality to DG407CWI and can be considered based on specific application requirements.

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