Picture Mfr Part # Unit Price 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
EFM8BB31F32G-A-QFP32R
RFQ
RFQ
2,992
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFP Busy Bee Discontinued at Digi-Key Tape & Reel (TR) -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 32KB (32K x 8) Flash - A/D 20x12b, D/A 2x12b Internal
EFM8BB31F32G-A-QFN32R
RFQ
RFQ
5,850
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFN Busy Bee Discontinued at Digi-Key Tape & Reel (TR) -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
EFM8BB31F16G-A-QFP32R
RFQ
RFQ
5,154
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 32QFP Busy Bee Discontinued at Digi-Key Tape & Reel (TR) -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-QFN32R
RFQ
RFQ
3,691
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 32QFN Busy Bee Discontinued at Digi-Key Tape & Reel (TR) -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-QFP32
RFQ
RFQ
3,469
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
RFQ
3,416
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
EFM8BB31F32G-A-QFP32
RFQ
RFQ
3,119
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFP Busy Bee Discontinued at Digi-Key Tray -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 32KB (32K x 8) Flash - A/D 20x12b, D/A 2x12b Internal
EFM8BB31F32G-A-QFN32
RFQ
RFQ
2,831
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
EFM8BB31F16I-B-QFP32
Per Unit
$1.09
RFQ
2,887
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 32QFP Busy Bee Active Tray -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 16KB (16K x 8) Flash - A/D 20x12b, D/A 2x12b Internal
EFM8BB31F16I-B-QFP32R
Per Unit
$1.09
RFQ
3,455
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 32QFP Busy Bee Active Tape & Reel (TR) -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 16KB (16K x 8) Flash - A/D 20x12b, D/A 2x12b Internal
EFM8BB31F32I-B-5QFN32R
Per Unit
$1.05
RFQ
2,932
In-stock
Silicon Labs EFM8 8051 8-BIT MCU, INDUSTRIAL Busy Bee Active Tape & Reel (TR) -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 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 32KB (32K x 8) Flash - A/D 20x12b, D/A 2x12b Internal
EFM8BB31F32I-B-QFP32
Per Unit
$1.24
RFQ
3,351
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
Default Photo
Per Unit
$1.16
RFQ
4,955
In-stock
Silicon Labs EFM8 8051 8-BIT MCU, AEC-Q100, A Automotive, AEC-Q100, Busy Bee Active - -40°C ~ 125°C (TA) - - 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
EFM8BB31F32A-B-5QFN32R
Per Unit
$1.15
RFQ
4,588
In-stock
Silicon Labs EFM8 8051 8-BIT MCU, AEC-Q100, A Automotive, AEC-Q100, Busy Bee Active - -40°C ~ 125°C (TA) - - 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-5QFN32R
Per Unit
$1.00
RFQ
4,293
In-stock
Silicon Labs EFM8 8051 8-BIT MCU, INDUSTRIAL Busy Bee Active Tape & Reel (TR) -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 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 16KB (16K x 8) Flash - A/D 20x12b, D/A 2x12b Internal
EFM8BB31F32I-B-QFN32R
Per Unit
$0.98
RFQ
5,434
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
Per Unit
$0.97
RFQ
3,447
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
EFM8BB31F32G-B-QFP32R
Per Unit
$0.96
RFQ
3,530
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFP Busy Bee Active Tape & Reel (TR) -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 32KB (32K x 8) Flash - A/D 20x12b, D/A 2x12b Internal
EFM8BB31F32G-B-QFN32R
Per Unit
$0.72
RFQ
5,886
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFN Busy Bee Active Tape & Reel (TR) -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
EFM8BB31F32I-B-QFN32
Per Unit
$1.08
RFQ
5,213
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
EFM8BB31F32G-B-QFP32
Per Unit
$1.16
RFQ
4,382
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFP Busy Bee Active Tray -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 32KB (32K x 8) Flash - A/D 20x12b, D/A 2x12b Internal
EFM8BB31F16G-B-QFP32R
Per Unit
$0.79
RFQ
5,387
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 32QFP Busy Bee Active Tape & Reel (TR) -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
EFM8BB31F32I-B-QFP32R
Per Unit
$1.14
RFQ
3,671
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFP Busy Bee Active Tape & Reel (TR) -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
EFM8BB31F16A-B-5QFN32R
Per Unit
$1.10
RFQ
2,943
In-stock
Silicon Labs EFM8 8051 8-BIT MCU, AEC-Q100, A Automotive, AEC-Q100, Busy Bee Active - -40°C ~ 125°C (TA) - - 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-QFP32
Per Unit
$0.95
RFQ
4,385
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 32QFP Busy Bee Active Tray -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
EFM8BB31F16I-B-QFN32R
Per Unit
$0.92
RFQ
4,244
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 32QFN Busy Bee Active Tape & Reel (TR) -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-QFN32
Per Unit
$0.80
RFQ
3,923
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 32QFN Busy Bee Active Tray -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-B-QFN32R
Per Unit
$0.59
RFQ
5,996
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 32QFN Busy Bee Active Tape & Reel (TR) -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
EFM8BB31F32A-B-5QFN32
Per Unit
$1.21
RFQ
3,772
In-stock
Silicon Labs EFM8 8051 8-BIT MCU, AEC-Q100, A Automotive, AEC-Q100, Busy Bee Active - -40°C ~ 125°C (TA) - - 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
EFM8BB31F32I-B-5QFN32
Per Unit
$1.15
RFQ
2,890
In-stock
Silicon Labs EFM8 8051 8-BIT MCU, INDUSTRIAL 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 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 32KB (32K x 8) Flash - A/D 20x12b, D/A 2x12b Internal