 | | EFM8BB31F32G-C-QFN32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN | Microcontrollers | 32-QFN (4x4) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K 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 ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (4×4) Package / Case: 32-UFQFN Exposed Pad | 230 | |
 | | EFM8BB31F32G-C-QFN32R | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN | Microcontrollers | 32-QFN (4x4) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K 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 ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (4×4) Package / Case: 32-UFQFN Exposed Pad | 456 | |
 | | EFM8BB31F32G-C-QFP32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K 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 ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 571 | |
 | | EFM8BB31F32G-C-QFP32R | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K 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 ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 581 | |
 | | EFM8BB31F32G-C-QSOP24 | Silicon Labs | IC MCU 8BIT 32KB FLASH 24QSOP | Microcontrollers | 24-QSOP | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K 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 ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width) | 540 | |
 | | EFM8BB31F32G-C-QSOP24R | Silicon Labs | IC MCU 8BIT 32KB FLASH 24QSOP | Microcontrollers | 24-QSOP | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K 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 ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width) | 385 | |
 | N/A | EFM8BB31F32G-D-QFN24 | Silicon Labs | IC MCU 8BIT 32KB FLASH 24QFN | Microcontrollers | 24-QFN (3x3) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K 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 ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (3×3) Package / Case: 24-VFQFN Exposed Pad | 803 | |
 | N/A | EFM8BB31F32G-D-QFN24R | Silicon Labs | IC MCU 8BIT 32KB FLASH 24QFN | Microcontrollers | 24-QFN (3x3) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K 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 ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (3×3) Package / Case: 24-VFQFN Exposed Pad | 382 | |
 | N/A | EFM8BB31F32G-D-QFN32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN | Microcontrollers | 32-QFN (4x4) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K 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 ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (4×4) Package / Case: 32-UFQFN Exposed Pad | 1,268 | |
 | N/A | EFM8BB31F32G-D-QFN32R | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFN | Microcontrollers | 32-QFN (4x4) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K 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 ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (4×4) Package / Case: 32-UFQFN Exposed Pad | 1,419 | |
 | N/A | EFM8BB31F32G-D-QFP32 | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K 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 ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 551 | |
 | N/A | EFM8BB31F32G-D-QFP32R | Silicon Labs | IC MCU 8BIT 32KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K 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 ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) | 1,036 | |
 | N/A | EFM8BB31F32G-D-QSOP24 | Silicon Labs | IC MCU 8BIT 32KB FLASH 24QSOP | Microcontrollers | 24-QSOP | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 13x12b; D/A 2x12b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width) | 183 | |
 | N/A | EFM8BB31F32G-D-QSOP24R | Silicon Labs | IC MCU 8BIT 32KB FLASH 24QSOP | Microcontrollers | 24-QSOP | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Program Memory Size: 32KB (32K x 8) Program Memory Type: FLASH Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 13x12b; D/A 2x12b Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QSOP Package / Case: 24-SSOP (0.154″”, 3.90mm Width) | 193 | |
 | | EFM8BB31F32I-B-4QFN24R | Silicon Labs | IC MCU 8BIT 32KB 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: 32KB (32K 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 | 498 | |
 | | EFM8BB31F32I-B-5QFN32 | Silicon Labs | IC MCU 8BIT 32KB 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: 32KB (32K 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 | 958 | |
 | | EFM8BB31F32I-B-5QFN32R | Silicon Labs | IC MCU 8BIT 32KB 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: 32KB (32K 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 | 1,007 | |
 | | EFM8BB31F32I-B-QFN24 | Silicon Labs | IC MCU 8BIT 32KB 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: 32KB (32K 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 | 1,131 | |
 | | EFM8BB31F32I-B-QFN24R | Silicon Labs | IC MCU 8BIT 32KB 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: 32KB (32K 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 | 394 | |
 | | EFM8BB31F32I-B-QFN32 | Silicon Labs | IC MCU 8BIT 32KB 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: 32KB (32K 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 | 971 | |