ZHCSPQ2 December 2022 BQ28Z620
PRODUCTION DATA
| PIN NUMBER | PIN NAME | TYPE | DESCRIPTION |
|---|---|---|---|
| 1 | VSS | P(1) | Device ground |
| 2 | SRN | AI | Analog input pin connected to the internal coulomb counter peripheral for integrating a small voltage between SRP and SRN where SRP is the top of the sense resistor. |
| 3 | SRP | AI | Analog input pin connected to the internal coulomb counter peripheral for integrating a small voltage between SRP and SRN where SRP is the top of the sense resistor. |
| 4 | TS1 | AI | Temperature input for ADC to the oversampled ADC channel |
| 5 | SCL | I/O | Serial Clock for I2C interface; requires external pullup when used |
| 6 | SDA | I/O | Serial Data for I2C interface; requires external pullup |
| 7 | DSG | O | N-CH FET drive output pin |
| 8 | PACK | AI, P | Pack sense input pin |
| 9 | CHG | O | N-CH FET drive output pin |
| 10 | PBI | P | Power supply backup input pin |
| 11 | VC2 | AI, P | Sense voltage input pin for most positive cell, balance current input for most positive cell. Primary power supply input and battery stack measurement input (BAT) |
| 12 | VC1 | AI | Sense voltage input pin for least positive cell, balance current input for least positive cell |
| PWPD | — | Exposed Pad, electrically connected to VSS (external trace) |