 | | EFM8BB31F64I-C-5QFN32 | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (5x5) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (5×5) Package / Case: 32-WFQFN Exposed Pad | 38 | |
 | | EFM8BB31F64I-C-5QFN32R | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (5x5) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (5×5) Package / Case: 32-WFQFN Exposed Pad | 657 | |
 | | EFM8BB31F64I-C-QFN24 | Silicon Labs | IC MCU 8BIT 64KB FLASH 24QFN | Microcontrollers | 24-QFN (3x3) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 12×10/12b SAR; D/A 2x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (3×3) Package / Case: 24-VFQFN Exposed Pad | 1,162 | |
 | | EFM8BB31F64I-C-QFN24R | Silicon Labs | IC MCU 8BIT 64KB FLASH 24QFN | Microcontrollers | 24-QFN (3x3) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 12×10/12b SAR; D/A 2x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (3×3) Package / Case: 24-VFQFN Exposed Pad | 1,630 | |
 | | EFM8BB31F64I-C-QFN32 | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (4x4) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (4×4) Package / Case: 32-UFQFN Exposed Pad | 1,178 | |
 | | EFM8BB31F64I-C-QFN32R | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (4x4) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (4×4) Package / Case: 32-UFQFN Exposed Pad | 703 | |
 | | EFM8BB31F64I-C-QFP32 | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 696 | |
 | | EFM8BB31F64I-C-QFP32R | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 63 | |
 | | EFM8BB31F64I-C-QSOP24 | Silicon Labs | IC MCU 8BIT 64KB FLASH 24QSOP | Microcontrollers | 24-QSOP | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 13×10/12b SAR; D/A 4x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width) | 1,015 | |
 | | EFM8BB31F64I-C-QSOP24R | Silicon Labs | IC MCU 8BIT 64KB FLASH 24QSOP | Microcontrollers | 24-QSOP | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 13×10/12b SAR; D/A 4x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width) | 764 | |
 | N/A | EFM8BB31F64I-D-4QFN24 | Silicon Labs | IC MCU 8BIT 64KB FLASH 24QFN | Microcontrollers | 24-QFN (4x4) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 12x12b; D/A 2x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (4×4) Package / Case: 24-WFQFN Exposed Pad | 402 | |
 | N/A | EFM8BB31F64I-D-4QFN24R | Silicon Labs | IC MCU 8BIT 64KB FLASH 24QFN | Microcontrollers | 24-QFN (4x4) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 12x12b; D/A 2x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (4×4) Package / Case: 24-WFQFN Exposed Pad | 642 | |
 | N/A | EFM8BB31F64I-D-5QFN32 | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (5x5) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b; D/A 2x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (5×5) Package / Case: 32-WFQFN Exposed Pad | 640 | |
 | N/A | EFM8BB31F64I-D-5QFN32R | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (5x5) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b; D/A 2x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (5×5) Package / Case: 32-WFQFN Exposed Pad | 1,540 | |
 | N/A | EFM8BB31F64I-D-QFN24 | Silicon Labs | IC MCU 8BIT 64KB FLASH 24QFN | Microcontrollers | 24-QFN (3x3) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 12x12b; D/A 2x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (3×3) Package / Case: 24-VFQFN Exposed Pad | 1,126 | |
 | N/A | EFM8BB31F64I-D-QFN24R | Silicon Labs | IC MCU 8BIT 64KB FLASH 24QFN | Microcontrollers | 24-QFN (3x3) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 12x12b; D/A 2x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (3×3) Package / Case: 24-VFQFN Exposed Pad | 669 | |
 | N/A | EFM8BB31F64I-D-QFN32 | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (4x4) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b; D/A 2x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (4×4) Package / Case: 32-UFQFN Exposed Pad | 1,232 | |
 | N/A | EFM8BB31F64I-D-QFN32R | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (4x4) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b; D/A 2x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (4×4) Package / Case: 32-UFQFN Exposed Pad | 564 | |
 | N/A | EFM8BB31F64I-D-QFP32 | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b; D/A 2x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 585 | |
 | N/A | EFM8BB31F64I-D-QFP32R | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 125°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b; D/A 2x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 1,651 | |