Picture Mfr Part # QUANTITY Inventory MANUFACTURE Description Package Series Part Status Packaging Operating Temperature Package / Case Supplier Device Package Peripherals Core Processor Speed Voltage - Supply (Vcc/Vdd) Number of I/O RAM Size Core Size Connectivity Program Memory Size Program Memory Type EEPROM Size Data Converters Oscillator Type
GLOBAL STOCKS
EFM8BB31F16G-A-QSOP24
RFQ
VIEW
RFQ
3,729
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 24QSOP Busy Bee Discontinued at Digi-Key Tube -40°C ~ 85°C (TA) 24-LSSOP (0.154", 3.90mm Width) 24-QSOP Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 21 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 16KB (16K x 8) Flash - A/D 13x12b, D/A 2x12b Internal
EFM8BB31F16G-A-QFP32
RFQ
VIEW
RFQ
1,469
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 32QFP Busy Bee Discontinued at Digi-Key Tube -40°C ~ 85°C (TA) 32-TQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 28 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 16KB (16K x 8) Flash - A/D 20x12b, D/A 2x12b Internal
EFM8BB31F16G-A-QFN32
RFQ
VIEW
RFQ
1,416
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 32QFN Busy Bee Discontinued at Digi-Key Tube -40°C ~ 85°C (TA) 32-UFQFN Exposed Pad 32-QFN (4x4) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 29 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 16KB (16K x 8) Flash - A/D 20x12b, D/A 2x12b Internal
EFM8BB31F16G-A-QFN24
RFQ
VIEW
RFQ
2,407
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 24QFN Busy Bee Discontinued at Digi-Key Tube -40°C ~ 85°C (TA) 24-VFQFN Exposed Pad 24-QFN (3x3) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 20 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 16KB (16K x 8) Flash - A/D 12x12b, D/A 2x12b Internal
EFM8BB31F32G-A-QSOP24
RFQ
VIEW
RFQ
3,612
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 24QSOP Busy Bee Discontinued at Digi-Key Tube -40°C ~ 85°C (TA) 24-SSOP (0.154", 3.90mm Width) 24-QSOP Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 21 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 32KB (32K x 8) Flash - A/D 13x12b, D/A 2x12b Internal
EFM8BB31F32G-A-QFN32
RFQ
VIEW
RFQ
831
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFN Busy Bee Discontinued at Digi-Key Tube -40°C ~ 85°C (TA) 32-UQFN Exposed Pad 32-QFN (4x4) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 29 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 32KB (32K x 8) Flash - A/D 20x12b, D/A 2x12b Internal
EFM8BB31F32G-A-QFN24
RFQ
VIEW
RFQ
3,922
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 24QFN Busy Bee Discontinued at Digi-Key Tube -40°C ~ 85°C (TA) 24-VFQFN Exposed Pad 24-QFN (3x3) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 20 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 32KB (32K x 8) Flash - A/D 12x12b, D/A 2x12b Internal
EFM8BB31F64G-A-QFN32
RFQ
VIEW
RFQ
3,783
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 32QFN Busy Bee Discontinued at Digi-Key Tube -40°C ~ 85°C (TA) 32-UFQFN Exposed Pad 32-QFN (4x4) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 29 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 20x12b, D/A 4x12b Internal
EFM8BB31F64G-A-QSOP24
RFQ
VIEW
RFQ
3,993
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 24QSOP Busy Bee Discontinued at Digi-Key Tube -40°C ~ 85°C (TA) 24-SSOP (0.154", 3.90mm Width) 24-QSOP Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 21 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 13x12b, D/A 4x12b Internal
EFM8BB31F64G-A-QFP32
RFQ
VIEW
RFQ
2,884
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 32QFP Busy Bee Discontinued at Digi-Key Tube -40°C ~ 85°C (TA) 32-TQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 28 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 20x12b, D/A 4x12b Internal
EFM8BB31F64G-A-QFN24
RFQ
VIEW
RFQ
2,108
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 24QFN Busy Bee Discontinued at Digi-Key Tube -40°C ~ 85°C (TA) 24-VFQFN Exposed Pad 24-QFN (3x3) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 20 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 12x12b, D/A 4x12b Internal
EFM8BB21F16G-B-QSOP24
RFQ
VIEW
RFQ
1,890
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 24QSOP Busy Bee Discontinued at Digi-Key Tube -40°C ~ 85°C (TA) 24-SSOP (0.154", 3.90mm Width) 24-QSOP Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 21 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 16KB (16K x 8) Flash - A/D 20x12b Internal
EFM8BB22F16A-C-QFN28
RFQ
VIEW
RFQ
3,525
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 28QFN Busy Bee Active Tube -40°C ~ 125°C (TA) 28-WFQFN Exposed Pad 28-QFN (5x5) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 22 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 16KB (16K x 8) Flash - A/D 20x12b Internal
EFM8BB31F16I-B-QFN24
RFQ
VIEW
RFQ
1,370
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 24QFN Busy Bee Active Tube -40°C ~ 125°C (TA) 24-VFQFN Exposed Pad 24-QFN (3x3) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 20 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 16KB (16K x 8) Flash - A/D 12x12b, A/D 2x12b Internal
EFM8BB10F4I-A-QFN20
RFQ
VIEW
RFQ
3,108
In-stock
Silicon Labs IC MCU 8BIT 4KB FLASH 20QFN Busy Bee Active Tube -40°C ~ 125°C (TA) 20-WFQFN Exposed Pad 20-QFN (3x3) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 25MHz 2.2 V ~ 3.6 V 16 512 x 8 8-Bit I²C, SMBus, SPI, UART/USART 4KB (4K x 8) Flash - A/D 15x12b Internal
EFM8BB31F64I-B-5QFN32
RFQ
VIEW
RFQ
3,703
In-stock
Silicon Labs EFM8 8051 8-BIT MCU INDUSTRIAL G Busy Bee Active Tube -40°C ~ 125°C (TA) 32-WFQFN Exposed Pad 32-QFN (5x5) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 29 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 20x12b, D/A 4x12b Internal
EFM8BB31F32I-B-QFP32
RFQ
VIEW
RFQ
1,351
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFP Busy Bee Active Tube -40°C ~ 125°C (TA) 32-TQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 28 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 32KB (32K x 8) Flash - A/D 20x12b, D/A 2x12b Internal
EFM8BB31F64I-B-QSOP24
RFQ
VIEW
RFQ
3,236
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 24QSOP Busy Bee Active Tube -40°C ~ 125°C (TA) 24-SSOP (0.154", 3.90mm Width) 24-QSOP Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 21 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 13x12b, D/A 4x12b Internal
EFM8BB31F64I-B-4QFN24
RFQ
VIEW
RFQ
3,166
In-stock
Silicon Labs EFM8 8051 8-BIT MCU AEC-Q100, AU Busy Bee Active Tube -40°C ~ 125°C (TA) 24-WFQFN Exposed Pad 24-QFN (4x4) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 20 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 12x12b, D/A 4x12b Internal
EFM8BB31F64I-B-QFN32
RFQ
VIEW
RFQ
2,047
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 32QFN Busy Bee Active Tube -40°C ~ 125°C (TA) 32-UFQFN Exposed Pad 32-QFN (4x4) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 29 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 20x12b, D/A 4x12b Internal
EFM8BB31F16I-B-QSOP24
RFQ
VIEW
RFQ
1,479
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 24QSOP Busy Bee Active Tube -40°C ~ 125°C (TA) 24-SSOP (0.154", 3.90mm Width) 24-QSOP Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 21 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 16KB (16K x 8) Flash - A/D 13x12b, D/A 2x12b Internal
EFM8BB31F32I-B-QFN32R
RFQ
VIEW
RFQ
3,434
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFN Busy Bee Active Tube -40°C ~ 125°C (TA) 32-UQFN Exposed Pad 32-QFN (4x4) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 29 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 32KB (32K x 8) Flash - A/D 20x12b, D/A 2x12b Internal
EFM8BB31F16I-B-QFN32
RFQ
VIEW
RFQ
1,447
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 32QFN Busy Bee Active Tube -40°C ~ 125°C (TA) 32-UFQFN Exposed Pad 32-QFN (4x4) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 29 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 16KB (16K x 8) Flash - A/D 20x12b, D/A 2x12b Internal
EFM8BB31F16G-B-QFN24
RFQ
VIEW
RFQ
2,011
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 24QFN Busy Bee Active Tube -40°C ~ 85°C (TA) 24-VFQFN Exposed Pad 24-QFN (3x3) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 20 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 16KB (16K x 8) Flash - A/D 12x12b, D/A 2x12b Internal
EFM8BB31F64G-B-QSOP24
RFQ
VIEW
RFQ
2,109
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 24QSOP Busy Bee Active Tube -40°C ~ 85°C (TA) 24-SSOP (0.154", 3.90mm Width) 24-QSOP Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 21 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 13x12b, D/A 4x12b Internal
EFM8BB31F32I-B-QFN32
RFQ
VIEW
RFQ
3,213
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFN Busy Bee Active Tube -40°C ~ 125°C (TA) 32-UQFN Exposed Pad 32-QFN (4x4) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 29 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 32KB (32K x 8) Flash - A/D 20x12b, D/A 2x12b Internal
EFM8BB31F64G-B-QFN24
RFQ
VIEW
RFQ
1,819
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 24QFN Busy Bee Active Tube -40°C ~ 85°C (TA) 24-VFQFN Exposed Pad 24-QFN (3x3) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 20 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 12x12b, D/A 4x12b Internal
EFM8BB21F16G-C-QSOP24
RFQ
VIEW
RFQ
2,739
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 24QSOPFN Busy Bee Active Tube -40°C ~ 85°C (TA) 24-SSOP (0.154", 3.90mm Width) 24-QSOP Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 21 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 16KB (16K x 8) Flash - A/D 20x12b Internal
EFM8BB31F32I-B-QFN24R
RFQ
VIEW
RFQ
1,141
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 24QFN Busy Bee Active Tube -40°C ~ 125°C (TA) 24-VFQFN Exposed Pad 24-QFN (3x3) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 20 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 32KB (32K x 8) Flash - A/D 12x12b, A/D 2x12b Internal
EFM8BB31F64G-B-QFN32
RFQ
VIEW
RFQ
3,669
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 32QFN Busy Bee Active Tube -40°C ~ 85°C (TA) 32-UFQFN Exposed Pad 32-QFN (4x4) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 29 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 20x12b, D/A 4x12b Internal