ZHCS275D July 2010 – January 2023 TCA6424A
PRODUCTION DATA
#GUID-AFA131B0-6751-4E7F-A48A-0E4807737F2B/SCPS1531201 shows how to set up VCC levels for the necessary voltage translation between the I2C bus and the TCA6424A.
| VCCI (SDA AND SCL OF I2C CONTROLLER) (V) | VCCP (P PORT) (V) |
|---|---|
| 1.8 | 1.8 |
| 1.8 | 2.5 |
| 1.8 | 3.3 |
| 1.8 | 5 |
| 2.5 | 1.8 |
| 2.5 | 2.5 |
| 2.5 | 3.3 |
| 2.5 | 5 |
| 3.3 | 1.8 |
| 3.3 | 2.5 |
| 3.3 | 3.3 |
| 3.3 | 5 |
| 5 | 1.8 |
| 5 | 2.5 |
| 5 | 3.3 |
| 5 | 5 |