STPMIC25 is a New-Product-Highlight for STMicroelectronics’ STM32MP25 – 2nd Generation application processors and there is a companion PMIC with dedicated pin configuration options
STPMIC25 Power Management IC NPH from STMicroelectronics @ DigiKey
Consider possible configuration of STPMIC25 Input/Output pins from STM
STPMIC25 digital pin config
| Pin number |
Pin name | Type | If not used |
|---|---|---|---|
| 1 | PONKEYn | I | Floating |
| 30 | WAKEUPn | I | Floating |
| 31 | RSTn | I/O | Floating |
| 32 | INTn | O | Floating |
| 33 | SCL | I | VIO |
| 34 | SDA | I/O | VIO |
| 54 | PWRCTRL3 | I | Floating |
| 55 | PWRCTRL2 | I | Floating |
| 56 | PWRCTRL1 | I | Floating |
STPMIC25 power analog IO pin config
| Pin number |
Pin name | Type | If not used |
|---|---|---|---|
| 2 | LDO8OUT | O | Floating |
| 3 | LDO78IN | I | VIN |
| 4 | LDO7OUT | O | Floating |
| 5 | LDO6OUT | O | Floating |
| 6 | LDO56IN | I | VIN |
| 7 | LDO5OUT | O | Floating |
| 12 | VBUS | I | Floating |
| 13 | LDO4OUT | O | Floating |
| 14 | LDO1OUT | O | Floating |
| 15 | LDO12IN | I | VIN |
| 16 | LDO2OUT | O | Floating |
| 17 | VOUT4 | I | Floating |
| 19 | VLX4 | O | Floating |
| 20 | BUCK4IN | I | VIN |
| 21 | VOUT3 | I | Floating |
| 23 | VLX3 | O | Floating |
| 24 | BUCK3IN | I | VIN |
| 25 | BUCK2IN | I | VIN |
| 26 | VLX | O | Floating |
| 28 | VOUT2 | I | Floating |
| 35 | VOUT5 | I | Floating |
| 37 | VLX5 | O | Floating |
| 38 | BUCK5IN | I | VIN |
| 39 | BUCK1IN | I | VIN |
| 40 | VLX1 | O | Floating |
| 42 | VOUT1 | I | Floating |
| 43 | LDO3IN | I | VIN |
| 44 | LDO3OUT | O | Floating |
| 45 | VREFDDR | O | Floating |
| 46 | VOUT6 | I | Floating |
| 48 | VLX6 | O | Floating |
| 49 | BUCK6IN | I | VIN |
| 50 | BUCK7IN | I | VIN |
| 51 | VLX7 | O | Floating |
| 53 | VOUT7 | I | Floating |
Check out: en.DM01075498 AN6115 from STM on STPMIC25 – how to connect unused PINs
en.DM01075498 AN6115 from STM on STPMIC25 - how to connect unused PINs.pdf (225.7 KB)