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Adg729 Dual 1 To 4 Analog Matrix Switch
Adafruit
The ADG729 is a dual 1-to-4 analog matrix switch with I2C control, used for routing analog signals between two sets of four channels.
In stock
Specifications
2- Operating Voltage
- 5V or higher for VIN, logic level compatible with microcontroller's I2C lines (3-5V).
- Logic Level
- 3-5V for I2C lines.
Pinout
14Low source legibility.The original manufacturer datasheet for this part was difficult to read, so this pinout may be incomplete or imperfect. Always confirm against the specific manufacturer’s datasheet before wiring.
| Pin | Name | Functions | Notes |
|---|---|---|---|
| VIN | VIN | POWER | Power pin, must be higher than the highest analog voltage you want to switch. |
| GND | GND | GND | Common ground for power and logic. |
| SCL | SCL | I2C | I2C clock pin, connect to your microcontroller's I2C clock line. 3-5V logic with a 10K pullup. |
| SDA | SDA | I2C | I2C data pin, connect to your microcontroller's I2C data line. 3-5V logic with a 10K pullup. |
| DA | DA | GPIO | Analog input/output for channels 1A-4A. |
| DB | DB | GPIO | Analog input/output for channels 1B-4B. |
| 1A | 1A | ADC | Analog switch channel 1A. |
| 2A | 2A | ADC | Analog switch channel 2A. |
| 3A | 3A | ADC | Analog switch channel 3A. |
| 4A | 4A | ADC | Analog switch channel 4A. |
| 1B | 1B | ADC | Analog switch channel 1B. |
| 2B | 2B | ADC | Analog switch channel 2B. |
| 3B | 3B | ADC | Analog switch channel 3B. |
| 4B | 4B | ADC | Analog switch channel 4B. |
Interactive pinout
Highlight:
BOARD
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