Table-1 shows the voltage translation IC (level shifter) that can be used for the communication standard (UART, I2C).
When designing, make sure that there are no problems with the actual equipment before use.
For detailed selection methods, please use the following application notes.
→ Tips for Selecting Level Shifters(Voltage Translation ICs) (PDF:2.62MB)
Representative |
Transmission signal |
Transmission |
Number |
Recommended |
---|---|---|---|---|
UART |
TDX |
Fix (unidirectional) |
4 |
Dual supply level shifter (Bus Buffer type) |
I2C |
SDA |
SDA-half |
2 |
Dual supply level shifters (Bus switch type) |
The following documents also contain related information.