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Ds2484 I2C To 1 Wire Bus Adapter Breakout
Adafruit
A breakout board for connecting I2C devices to a 1-Wire network, featuring DS2484 I2C-to-1-Wire controller with ESD protection and support for split supplies.
In stock
Specifications
3- Operating Voltage
- 3V-5V (VIN) / 3.3V-5V (SDA/SCL)
- Logic Level
- 3V-5V
- Gpio Count
- 2 I2C pins, 1 sleep pin, 1 1-wire power pin, 1 1-wire signal pin, 1 ground pin for 1-wire sensor
Pinout
10| Pin | Name | Functions | Notes |
|---|---|---|---|
| VIN | Power | POWER | Supply voltage |
| GND | Ground | GND | Common ground for power and logic |
| SCL | I2C Clock | I2C | Connect to microcontroller's I2C clock line, 3-5V logic with 10K pullup |
| SDA | I2C Data | I2C | Connect to microcontroller's I2C data line, 3-5V logic with 10K pullup |
| STEMMA QT | STEMMA QT Connectors | — | Allows connection to STEMMA QT compatible boards or accessories |
| 1WIRE | 1-Wire Data Line | I2C | Signal line for 1-wire communication, shares same voltage as VIN |
| SLPZ | Sleep Mode | — | Low to put DS2484 into power-saving sleep mode |
| V+ | 1-Wire Power | POWER | Power for 1-wire sensor, shares same voltage as VIN |
| 1W | 1-Wire Signal | — | Signal line for 1-wire communication |
| GND | Ground (1-Wire) | GND | Ground connection for 1-wire sensor |
Interactive pinout
Highlight:
BOARD
Click a pin to copy its name · tap a tag above to spotlight a bus.