 | EFM8BB31F16A-B-4QFN24 | 16kB flash, 2.25 kB RAM, 12b ADC | Silicon Labs | Datasheet | $1.43 |
| EFM8BB31F16A-B-4QFN24R | 16kB flash, 2.25 kB RAM, 12b ADC | Silicon Labs | Datasheet | $1.43 |
 | EFM8BB31F16A-B-5QFN32 | 16kB flash, 2.25 kB RAM, 12b ADC | Silicon Labs | Datasheet | $1.58 |
| EFM8BB31F16A-B-5QFN32R | 16kB flash, 2.25 kB RAM, 12b ADC | Silicon Labs | Datasheet | $1.58 |
| EFM8BB31F16I-B-4QFN24 | 16kB flash, 2.25 kB RAM, 12b ADC | Silicon Labs | Datasheet | $1.10 |
| EFM8BB31F16I-B-4QFN24R | 16kB flash, 2.25 kB RAM, 12b ADC | Silicon Labs | Datasheet | $1.10 |
| EFM8BB31F16I-B-5QFN32 | 16kB flash, 2.25 kB RAM, 12b ADC | Silicon Labs | Datasheet | $1.19 |
| EFM8BB31F16I-B-5QFN32R | 16kB flash, 2.25 kB RAM, 12b ADC | Silicon Labs | Datasheet | $1.19 |
| EFM8BB31F32A-B-4QFN24 | 2kB flash, 2.25 kB RAM, 12b ADC, 8-bit microcontrollers, Busy Bee family of MCUs | Silicon Labs | Datasheet | $1.50 |
| EFM8BB31F32A-B-4QFN24R | 2kB flash, 2.25 kB RAM, 12b ADC, 8-bit microcontrollers, Busy Bee family of MCUs | Silicon Labs | Datasheet | $1.50 |
| EFM8BB31F32A-B-5QFN32 | 2kB flash, 2.25 kB RAM, 12b ADC, 8-bit microcontrollers, Busy Bee family of MCUs | Silicon Labs | Datasheet | $1.65 |
| EFM8BB31F32A-B-5QFN32R | 2kB flash, 2.25 kB RAM, 12b ADC, 8-bit microcontrollers, Busy Bee family of MCUs | Silicon Labs | Datasheet | $1.65 |
| EFM8BB31F32I-B-4QFN24 | 2kB flash, 2.25 kB RAM, 12b ADC, 8-bit microcontrollers, Busy Bee family of MCUs | Silicon Labs | Datasheet | $1.18 |
| EFM8BB31F32I-B-4QFN24R | 2kB flash, 2.25 kB RAM, 12b ADC, 8-bit microcontrollers, Busy Bee family of MCUs | Silicon Labs | Datasheet | $1.18 |
| EFM8BB31F32I-B-5QFN32 | 2kB flash, 2.25 kB RAM, 12b ADC, 8-bit microcontrollers, Busy Bee family of MCUs | Silicon Labs | Datasheet | $1.24 |
| EFM8BB31F32I-B-5QFN32R | 2kB flash, 2.25 kB RAM, 12b ADC, 8-bit microcontrollers, Busy Bee family of MCUs | Silicon Labs | Datasheet | $1.24 |
| EFM8BB31F64A-B-4QFN24 | EFM8BB3, 64kB flash, 4.25kB RAM, 12b ADC , 8-bit microcontrollers, Busy Bee family of MCUs | Silicon Labs | Datasheet | $1.69 |
| EFM8BB31F64A-B-4QFN24R | EFM8BB3, 64kB flash, 4.25kB RAM, 12b ADC , 8-bit microcontrollers, Busy Bee family of MCUs | Silicon Labs | Datasheet | $1.69 |
| EFM8BB31F64A-B-5QFN32 | EFM8BB3, 64kB flash, 4.25kB RAM, 12b ADC , 8-bit microcontrollers, Busy Bee family of MCUs | Silicon Labs | Datasheet | $1.85 |
| EFM8BB31F64A-B-5QFN32R | EFM8BB3, 64kB flash, 4.25kB RAM, 12b ADC , 8-bit microcontrollers, Busy Bee family of MCUs | Silicon Labs | Datasheet | $1.85 |
| EFM8BB31F64I-B-4QFN24 | EFM8BB3, 64kB flash, 4.25kB RAM, 12b ADC , 8-bit microcontrollers, Busy Bee family of MCUs | Silicon Labs | Datasheet | $1.34 |
| EFM8BB31F64I-B-4QFN24R | EFM8BB3, 64kB flash, 4.25kB RAM, 12b ADC , 8-bit microcontrollers, Busy Bee family of MCUs | Silicon Labs | Datasheet | $1.34 |
| EFM8BB31F64I-B-5QFN32 | EFM8BB3, 64kB flash, 4.25kB RAM, 12b ADC , 8-bit microcontrollers, Busy Bee family of MCUs | Silicon Labs | | $1.41 |
| EFM8BB31F64I-B-5QFN32R | EFM8BB3, 64kB flash, 4.25kB RAM, 12b ADC , 8-bit microcontrollers, Busy Bee family of MCUs | Silicon Labs | Datasheet | $1.41 |
 | SI1020-B-GM2 | Ultra Low Power, 64/32 kB, 10-Bit ADC | Silicon Labs | Datasheet | $7.33 |
