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
EFM8BB31F64G-A-QFP32R RFQ
RFQ
2,827
In-stock
Silicon Labs IC MCU 8BIT 64KB 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 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 20x12b, D/A 4x12b Internal
EFM8BB31F32G-A-QFP32R RFQ
RFQ
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
EFM8BB31F16G-A-QFP32R RFQ
RFQ
3,154
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-QFP32 RFQ
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
EFM8BB31F32G-A-QFP32 RFQ
RFQ
1,119
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
EFM8BB31F64G-A-QFP32 RFQ
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
EFM8UB20F64G-A-QFP32R RFQ
RFQ
1,856
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 32QFP Universal Bee Discontinued at Digi-Key Tape & Reel (TR) -40°C ~ 85°C (TA) 32-LQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 48MHz 2.65 V ~ 3.6 V 25 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART, USB 64KB (64K x 8) Flash - A/D 20x10b Internal
EFM8UB20F32G-A-QFP32R RFQ
RFQ
2,339
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFP Universal Bee Discontinued at Digi-Key Tape & Reel (TR) -40°C ~ 85°C (TA) 32-LQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 48MHz 2.65 V ~ 3.6 V 25 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART, USB 32KB (32K x 8) Flash - A/D 20x10b Internal
EFM8SB20F64G-A-QFP32R RFQ
RFQ
3,470
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 32QFP Sleepy Bee Discontinued at Digi-Key Tape & Reel (TR) -40°C ~ 85°C (TA) 32-LQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 25MHz 1.8 V ~ 3.6 V 24 4.25K x 8 8-Bit EBI/EMI, I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 23x10b Internal
EFM8SB20F32G-A-QFP32R RFQ
RFQ
3,441
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFP Sleepy Bee Discontinued at Digi-Key Tape & Reel (TR) -40°C ~ 85°C (TA) 32-LQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 25MHz 1.8 V ~ 3.6 V 24 4.25K x 8 8-Bit EBI/EMI, I²C, SMBus, SPI, UART/USART 32KB (32K x 8) Flash - A/D 23x10b Internal
EFM8UB20F64G-A-QFP32 RFQ
RFQ
1,165
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 32QFP Universal Bee Discontinued at Digi-Key Tray -40°C ~ 85°C (TA) 32-LQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 48MHz 2.65 V ~ 3.6 V 25 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART, USB 64KB (64K x 8) Flash - A/D 20x10b Internal
EFM8UB20F32G-A-QFP32 RFQ
RFQ
1,655
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFP Universal Bee Discontinued at Digi-Key Tray -40°C ~ 85°C (TA) 32-LQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 48MHz 2.65 V ~ 3.6 V 25 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART, USB 32KB (32K x 8) Flash - A/D 20x10b Internal
EFM8SB20F64G-A-QFP32 RFQ
RFQ
1,260
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 32QFP Sleepy Bee Discontinued at Digi-Key Tray -40°C ~ 85°C (TA) 32-LQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 25MHz 1.8 V ~ 3.6 V 24 4.25K x 8 8-Bit EBI/EMI, I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 23x10b Internal
EFM8SB20F32G-A-QFP32 RFQ
RFQ
3,760
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFP Sleepy Bee Discontinued at Digi-Key Tray -40°C ~ 85°C (TA) 32-LQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 25MHz 1.8 V ~ 3.6 V 24 4.25K x 8 8-Bit EBI/EMI, I²C, SMBus, SPI, UART/USART 32KB (32K x 8) Flash - A/D 23x10b Internal
EFM8SB20F64G-B-QFP32R
RFQ
1,339
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 32QFP Sleepy Bee Active Tape & Reel (TR) -40°C ~ 85°C (TA) 32-LQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 25MHz 1.8 V ~ 3.6 V 24 4.25K x 8 8-Bit EBI/EMI, I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 23x10b Internal
EFM8BB31F32G-B-QFP32R
RFQ
1,530
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
EFM8UB20F64G-B-QFP32
RFQ
1,297
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 32LQFP Universal Bee Active Tray -40°C ~ 85°C (TA) 32-LQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 48MHz 2.65 V ~ 3.6 V 25 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART, USB 64KB (64K x 8) Flash - A/D 20x10b Internal
EFM8BB31F64G-B-QFP32R
RFQ
2,466
In-stock
Silicon Labs IC MCU 8BIT 64KB 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 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 20x12b, D/A 4x12b Internal
EFM8UB20F32G-B-QFP32R
RFQ
3,331
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32LQFP Universal Bee Active Tape & Reel (TR) -40°C ~ 85°C (TA) 32-LQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 48MHz 2.65 V ~ 3.6 V 25 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART, USB 32KB (32K x 8) Flash - A/D 20x10b Internal
EFM8BB31F32G-B-QFP32
RFQ
2,382
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 RFQ
RFQ
1,612
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 32QFP Busy Bee Active Digi-Reel® -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-B-QFP32R
RFQ
2,956
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 32QFP Busy Bee Active Cut Tape (CT) -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-B-QFP32R
RFQ
3,387
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
EFM8SB20F32G-B-QFP32R
RFQ
2,442
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFP Sleepy Bee Active Tape & Reel (TR) -40°C ~ 85°C (TA) 32-LQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 25MHz 1.8 V ~ 3.6 V 24 4.25K x 8 8-Bit EBI/EMI, I²C, SMBus, SPI, UART/USART 32KB (32K x 8) Flash - A/D 23x10b Internal
EFM8BB31F16G-B-QFP32
RFQ
2,385
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
EFM8SB20F64G-B-QFP32
RFQ
3,419
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 32QFP Sleepy Bee Active Tray -40°C ~ 85°C (TA) 32-LQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 25MHz 1.8 V ~ 3.6 V 24 4.25K x 8 8-Bit EBI/EMI, I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 23x10b Internal
EFM8UB20F32G-B-QFP32
RFQ
1,917
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32LQFP Universal Bee Active Tray -40°C ~ 85°C (TA) 32-LQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 48MHz 2.65 V ~ 3.6 V 25 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART, USB 32KB (32K x 8) Flash - A/D 20x10b Internal
EFM8BB31F64G-B-QFP32
RFQ
1,100
In-stock
Silicon Labs IC MCU 8BIT 64KB 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 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 20x12b, D/A 4x12b Internal
EFM8SB20F32G-B-QFP32
RFQ
3,503
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 32QFP Sleepy Bee Active Tray -40°C ~ 85°C (TA) 32-LQFP 32-QFP (7x7) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 25MHz 1.8 V ~ 3.6 V 24 4.25K x 8 8-Bit EBI/EMI, I²C, SMBus, SPI, UART/USART 32KB (32K x 8) Flash - A/D 23x10b Internal