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Microcontrollers
Total Products: 76,658
| Image | Data Sheet | Part Number | Manufacturer | Description | Category | Device Package | Voltage | Operating Temp | Additional Specifications | Qty | Get A Quote |
|---|---|---|---|---|---|---|---|---|---|---|---|
 | N/A | EFM8BB31F64A-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 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 29 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20x12b; D/A 2x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 125°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (5×5) Package / Case: 32-WFQFN Exposed Pad | 1,304 | |
 | EFM8BB31F64G-A-QFN24 | Silicon Labs | IC MCU 8BIT 64KB FLASH 24QFN | Microcontrollers | 24-QFN (3x3) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 20 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 12×10/12b SAR; D/A 2x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (3×3) Package / Case: 24-VFQFN Exposed Pad | 772 | ||
 | EFM8BB31F64G-A-QFN24R | Silicon Labs | IC MCU 8BIT 64KB FLASH 24QFN | Microcontrollers | 24-QFN (3x3) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 20 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 12×10/12b SAR; D/A 2x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (3×3) Package / Case: 24-VFQFN Exposed Pad | 1,380 | ||
 | EFM8BB31F64G-A-QFN32 | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (4x4) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 29 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (4×4) Package / Case: 32-UFQFN Exposed Pad | 914 | ||
 | EFM8BB31F64G-A-QFN32R | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (4x4) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 29 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (4×4) Package / Case: 32-UFQFN Exposed Pad | 935 | ||
 | EFM8BB31F64G-A-QFP32 | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 28 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) Package / Case: 32-TQFP | 496 | ||
 | EFM8BB31F64G-A-QSOP24 | Silicon Labs | IC MCU 8BIT 64KB FLASH 24QSOP | Microcontrollers | 24-QSOP | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 21 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 13×10/12b SAR; D/A 4x12b Oscillator Type: Internal 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) | 819 | ||
 | EFM8BB31F64G-B-QFN24 | Silicon Labs | IC MCU 8BIT 64KB FLASH 24QFN | Microcontrollers | 24-QFN (3x3) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 20 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 12×10/12b SAR; D/A 2x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (3×3) Package / Case: 24-VFQFN Exposed Pad | 1,448 | ||
 | EFM8BB31F64G-B-QFN32 | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (4x4) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 29 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Oscillator Type: Internal 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 | ||
 | EFM8BB31F64G-B-QFN32R | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (4x4) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 29 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (4×4) Package / Case: 32-UFQFN Exposed Pad | 654 | ||
 | EFM8BB31F64G-B-QFP32 | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 28 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) Package / Case: 32-TQFP | 1,156 | ||
 | EFM8BB31F64G-B-QFP32R | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 28 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) Package / Case: 32-TQFP | 955 | ||
 | EFM8BB31F64G-B-QSOP24 | Silicon Labs | IC MCU 8BIT 64KB FLASH 24QSOP | Microcontrollers | 24-QSOP | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 21 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 13×10/12b SAR; D/A 4x12b Oscillator Type: Internal 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) | 734 | ||
 | EFM8BB31F64G-B-QSOP24R | Silicon Labs | IC MCU 8BIT 64KB FLASH 24QSOP | Microcontrollers | 24-QSOP | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 21 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 13×10/12b SAR; D/A 4x12b Oscillator Type: Internal 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) | 923 | ||
 | EFM8BB31F64G-C-QFN24 | Silicon Labs | IC MCU 8BIT 64KB FLASH 24QFN | Microcontrollers | 24-QFN (3x3) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 20 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 12×10/12b SAR; D/A 2x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (3×3) Package / Case: 24-VFQFN Exposed Pad | 192 | ||
 | EFM8BB31F64G-C-QFN24R | Silicon Labs | IC MCU 8BIT 64KB FLASH 24QFN | Microcontrollers | 24-QFN (3x3) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 20 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 12×10/12b SAR; D/A 2x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 24-QFN (3×3) Package / Case: 24-VFQFN Exposed Pad | 429 | ||
 | EFM8BB31F64G-C-QFN32 | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (4x4) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 29 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (4×4) Package / Case: 32-UFQFN Exposed Pad | 1,101 | ||
 | EFM8BB31F64G-C-QFN32R | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFN | Microcontrollers | 32-QFN (4x4) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 29 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFN (4×4) Package / Case: 32-UFQFN Exposed Pad | 1,544 | ||
 | EFM8BB31F64G-C-QFP32 | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 28 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) Package / Case: 32-TQFP | 754 | ||
 | EFM8BB31F64G-C-QFP32R | Silicon Labs | IC MCU 8BIT 64KB FLASH 32QFP | Microcontrollers | 32-QFP (7x7) | N/A | -40°C ~ 85°C (TA) | Core Processor: CIP-51 8051 Core Size: 8-Bit Speed: 50MHz Connectivity: I2C, SMBus, SPI, UART/USART Peripherals: Brown-out Detect/Reset, POR, PWM, WDT Number of I/O: 28 Program Memory Size: 64KB (64K x 8) Program Memory Type: FLASH RAM Size: 4.25K x 8 Voltage – Supply (Vcc/Vdd): 2.2V ~ 3.6V Data Converters: A/D 20×10/12b SAR; D/A 4x12b Oscillator Type: Internal Operating Temperature: -40°C ~ 85°C (TA) Mounting Type: Surface Mount Supplier Device Package: 32-QFP (7×7) Package / Case: 32-TQFP | 1,154 |
About Microcontrollers
Microcontroller products are sophisticated digital logic devices that can be programmed by the user. Microcontrollers traditionally include working memory, frequently incorporate mixed-signal peripherals, and are generally used with simpler software paradigms focused on repeating a predefined series of tasks. For applications requiring higher performance or parallel processing, designers may instead use field programmable gate arrays.
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