MX7821KR+T

Product Overview

• Category: Electronic Component
• Use: Integrated Circuit
• Characteristics: High-performance, low-power consumption
• Package: Surface Mount Technology (SMT)
• Essence: Analog Multiplexer/Demultiplexer
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Number of Channels: 8
• Supply Voltage Range: 2V to 12V
• On-Resistance: 70Ω (typical)
• Operating Temperature Range: -40°C to +85°C
• Input Signal Range: 0V to VDD
• Break-Before-Make Switching: Yes

Detailed Pin Configuration

The MX7821KR+T has a total of 16 pins. The pin configuration is as follows:

1. IN1: Input 1
2. IN2: Input 2
3. IN3: Input 3
4. IN4: Input 4
5. IN5: Input 5
6. IN6: Input 6
7. IN7: Input 7
8. IN8: Input 8
9. VDD: Supply Voltage
10. GND: Ground
11. EN: Enable Pin
12. S0: Channel Select Bit 0
13. S1: Channel Select Bit 1
14. S2: Channel Select Bit 2
15. OUT: Output
16. NC: No Connection

Functional Features

• Allows selection of one input from multiple channels for routing to the output
• Break-Before-Make switching ensures no short-circuits during channel switching
• Low on-resistance minimizes signal distortion
• Wide supply voltage range allows compatibility with various systems
• High-performance characteristics ensure accurate signal transmission

Advantages and Disadvantages

Advantages: - High-performance operation - Low power consumption - Break-Before-Make switching for safe operation - Wide supply voltage range for compatibility

Disadvantages: - Limited number of channels (8 in this case) - Not suitable for high-frequency applications

Working Principles

The MX7821KR+T is an analog multiplexer/demultiplexer integrated circuit. It allows the selection of one input from multiple channels for routing to the output. The device operates by controlling the channel select bits (S0, S1, S2) and the enable pin (EN). When a specific channel is selected, the corresponding input is connected to the output pin (OUT) while keeping the other inputs disconnected.

Detailed Application Field Plans

The MX7821KR+T finds applications in various fields, including:

1. Audio/Video Systems: Used for channel selection in audio/video signal routing.
2. Communication Systems: Enables switching between different communication channels.
3. Test and Measurement Equipment: Allows signal routing for testing purposes.
4. Industrial Control Systems: Used for selecting different sensor inputs.
5. Automotive Electronics: Enables switching between different sensors or control signals.

Detailed and Complete Alternative Models

1. MX7821KR: Similar specifications but with a different package type (Through-Hole).
2. MX7822KR+T: 16-channel analog multiplexer/demultiplexer with similar characteristics.
3. MX7823KR+T: 4-channel analog multiplexer/demultiplexer with similar characteristics.

(Note: This list is not exhaustive and there may be other alternative models available in the market.)

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