 | | EFM8BB31F16I-B-QFN32R | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; 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 | 470 | |
 | | EFM8BB31F16I-B-QFP32 | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 2x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 566 | |
 | | EFM8BB31F16I-B-QFP32R | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 2x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 1,212 | |
 | | EFM8BB31F16I-B-QSOP24 | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 13×10/12b SAR; D/A 2x12b 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) | 20 | |
 | | EFM8BB31F16I-B-QSOP24R | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 13×10/12b SAR; D/A 2x12b 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) | 598 | |
 | | EFM8BB31F16I-C-4QFN24 | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K 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 (4×4) Package / Case: 24-WFQFN Exposed Pad | 662 | |
 | | EFM8BB31F16I-C-4QFN24R | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K 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 (4×4) Package / Case: 24-WFQFN Exposed Pad | 66 | |
 | | EFM8BB31F16I-C-5QFN32 | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; 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 | 1,564 | |
 | | EFM8BB31F16I-C-5QFN32R | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; 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 | 470 | |
 | | EFM8BB31F16I-C-QFN24 | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K 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 | 164 | |
 | | EFM8BB31F16I-C-QFN24R | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K 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 | 810 | |
 | | EFM8BB31F16I-C-QFN32 | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; 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 | 408 | |
 | | EFM8BB31F16I-C-QFN32R | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; 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 | 174 | |
 | | EFM8BB31F16I-C-QFP32 | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 2x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 284 | |
 | | EFM8BB31F16I-C-QFP32R | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 2x12b Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 341 | |
 | | EFM8BB31F16I-C-QSOP24 | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 13×10/12b SAR; D/A 2x12b 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) | 653 | |
 | | EFM8BB31F16I-C-QSOP24R | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 13×10/12b SAR; D/A 2x12b 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) | 1,328 | |
 | N/A | EFM8BB31F16I-D-4QFN24 | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K 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 | 653 | |
 | N/A | EFM8BB31F16I-D-4QFN24R | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K 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 | 825 | |
 | N/A | EFM8BB31F16I-D-5QFN32 | Silicon Labs | IC MCU 8BIT 16KB 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: 16KB (16K 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 | 307 | |