The ball assignment figure and table describe the ball assignments for this variant of the chip.
| Ball | Name | Function | Description |
|---|---|---|---|
| A1 | LED0 | Analog output | LEDDRV0 output |
| A2 | LED1 | Analog output | LEDDRV1 output |
| A3 | LED2 | Analog output | LEDDRV2 output |
| A4 | LSOUT1/VOUTLDO1 | Power | LOADSW1 or LDO1 output |
| A5 | LSOUT2/VOUTLDO2 | Power | LOADSW2 or LDO2 output |
| A6 | AVSS | Power | Ground |
| A7 | PVSS1 | Power | BUCK1 power ground |
| B1, B2 | VBUS | Power | Input supply |
| B3 | CC2 | Analog input | USB Type-C configuration channel 2 |
| B4 | LSIN1/VINLDO1 | Power | LOADSW1 supply or LDO1 input |
| B5 | LSIN2/VINLDO2 | Power | LOADSW2 supply or LDO2 input |
| B6 | VOUT1 | Power | BUCK1 output |
| B7 | SW1 | Power | BUCK1 regulator output to inductor |
| C1, C2 | VSYS | Power | System voltage output |
| C3 | VBUSOUT | Analog output | VBUS output for host |
| C4 | GPIO3 | Digital I/O | GPIO3 |
| C5 | GPIO2 | Digital I/O | GPIO2 |
| C6 | VOUT2 | Power | BUCK2 output |
| C7 | PVDD | Power | Power input for BUCK[n] |
| D1, D2 | VBAT | Power | Battery |
| D3 | NTC | Analog input | Battery thermistor |
| D4 | SHPHLD | Digital input | Ship mode hold |
| D5 | CC1 | Analog input | USB Type-C configuration channel 1 |
| D6 | GPIO0 | Digital I/O | GPIO0 |
| D7 | SW2 | Power | BUCK2 regulator output to inductor |
| E1 | VSET2 | Analog input | Voltage set for BUCK2 to resistor |
| E2 | VSET1 | Analog input | Voltage set for BUCK1 to resistor |
| E3 | SCL | Digital input | TWI clock |
| E4 | VDDIO | Power | Supply for TWI and GPIOs |
| E5 | SDA | Digital I/O | TWI data |
| E6 | GPIO1 | Digital I/O | GPIO1 |
| E7 | PVSS2 | Power | BUCK2 power ground |