SDAA261 March 2026 TCA9846
The TCA984X I2C switch, and mux family provides a design for address conflicts and exceeded bus capacitance in I2C communication systems. This supports standard and fast mode plus communication with backward compatibility as well as voltage translation as low as 0.65V.
| Specification | TCA9846 | TCA9847 | TCA9848 | TCA9849 |
|---|---|---|---|---|
| Operating Range | 1.65V to 3.6V | 1.65V to 3.6V | 1.65V to 3.6V | 1.65V to 3.6V |
| Translation Range | 0.65V to 3.3V | 0.65V to 3.3V | 0.65V to 3.3V | 0.65V to 3.3V |
| Max I2C Frequency | 1MHz | 1MHz | 1MHz | 1MHz |
| Temperature Range | -40C to 125C | -40C to 125C | -40C to 125C | -40C to 125C |
| Configuration | 4:1 Switch | 8:1 Mux | 8:1 Switch | 4:1 Mux |