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| Part Number | MC33771BSP1AER2 | MC33771BSP2AER2 | MC33772BSP1AER2 | MC33771BTP1AER2 | MC33771BSA1AER2 | 
|---|---|---|---|---|---|
| Manufacturer | NXP USA Inc. | NXP USA Inc. | NXP USA Inc. | NXP USA Inc. | NXP USA Inc. | 
| Product Status | Active | Active | Active | Active | Active | 
| Function | Battery Cell Controller | Battery Cell Controller | Battery Cell Controller | Battery Cell Controller | Battery Cell Controller | 
| Battery Chemistry | Lithium Ion | Lithium Ion | Lithium Ion | Lithium Ion | Lithium Ion | 
| Number of Cells | 7 ~ 14 | 7 ~ 14 | 3 ~ 6 | 7 ~ 14 | 7 ~ 14 | 
| Fault Protection | Over/Under Voltage | Over/Under Voltage | Over/Under Voltage | Over/Under Voltage | Over/Under Voltage | 
| Interface | SPI | SPI | SPI | TPL | SPI | 
| Operating Temperature | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) | -40°C ~ 125°C (TA) | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) | 
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount | 
| Package / Case | 64-LQFP Exposed Pad | 64-LQFP Exposed Pad | 48-LQFP Exposed Pad | 64-LQFP Exposed Pad | 64-LQFP Exposed Pad | 
| Supplier Device Package | 64-LQFP (10x10) | 64-LQFP (10x10) | 48-HLQFP (7x7) | 64-LQFP (10x10) | 64-LQFP (10x10) |