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
EFM8BB31F64I-B-QFP32R
Per Unit
$1.28
RFQ
3,070
In-stock
Silicon Labs IC MCU 8BIT 64KB 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 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-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
EFM8BB22F16A-C-QFN28
Per Unit
$1.08
RFQ
5,525
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
EFM8BB31F64I-B-QFN24R
Per Unit
$1.05
RFQ
4,282
In-stock
Silicon Labs IC MCU 8BIT 64KB FLASH 24QFN Busy Bee Active Tape & Reel (TR) -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 4.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 64KB (64K x 8) Flash - A/D 12x12b, D/A 4x12b 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
EFM8BB21F16I-C-QSOP24R
Per Unit
$0.90
RFQ
2,677
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 24QSOP Busy Bee Active Tape & Reel (TR) -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 20x12b Internal
EFM8BB31F16I-B-QFN24
Per Unit
$0.88
RFQ
3,370
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
EFM8BB31F16I-B-QFN24R
Per Unit
$0.87
RFQ
5,981
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 24QFN Busy Bee Active Tape & Reel (TR) -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
EFM8BB21F16G-B-QFN20R
Per Unit
$0.63
RFQ
3,782
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 20QFN Busy Bee Active Tape & Reel (TR) -40°C ~ 85°C (TA) 20-UFQFN Exposed Pad 20-QFN (3x3) Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 50MHz 2.2 V ~ 3.6 V 16 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 16KB (16K x 8) Flash - A/D 15x12b Internal
EFM8BB31F16G-B-QSOP24R
Per Unit
$0.61
RFQ
3,237
In-stock
Silicon Labs IC MCU 8BIT 16KB FLASH 24QSOP Busy Bee Active Tape & Reel (TR) -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 13x12b, D/A 2x12b Internal
Default Photo
Per Unit
$0.57
RFQ
3,190
In-stock
Silicon Labs IC MCU 8BIT 8KB FLASH 20QFN Busy Bee Active Tape & Reel (TR) -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 8KB (8K x 8) Flash - A/D 15x12b Internal
EFM8BB10F4I-A-QFN20
Per Unit
$0.57
RFQ
5,108
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
EFM8BB10F4I-A-QFN20R
Per Unit
$0.56
RFQ
2,922
In-stock
Silicon Labs IC MCU 8BIT 4KB FLASH 20QFN Busy Bee Active Tape & Reel (TR) -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
EFM8BB10F2I-A-QFN20R
Per Unit
$0.55
RFQ
3,942
In-stock
Silicon Labs IC MCU 8BIT 2KB FLASH 20QFN Busy Bee Active Tape & Reel (TR) -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 16 256 x 8 8-Bit I²C, SMBus, SPI, UART/USART 2KB (2K x 8) Flash - A/D 15x12b Internal
EFM8BB10F8I-A-SOIC16R
Per Unit
$0.54
RFQ
2,848
In-stock
Silicon Labs IC MCU 8BIT 8KB FLASH 16SOIC Busy Bee Active Tape & Reel (TR) -40°C ~ 125°C (TA) 16-SOIC (0.154", 3.90mm Width) 16-SOIC Brown-out Detect/Reset, POR, PWM, WDT CIP-51 8051 25MHz 2.2 V ~ 3.6 V 13 512 x 8 8-Bit I²C, SMBus, SPI, UART/USART 8KB (8K x 8) Flash - A/D 12x12b Internal
EFM8BB31F64I-B-5QFN32
Per Unit
$1.29
RFQ
5,703
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
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
EFM8BB31F64I-B-QSOP24
Per Unit
$1.24
RFQ
5,236
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
Per Unit
$1.23
RFQ
5,166
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
Per Unit
$1.21
RFQ
4,047
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
EFM8BB31F64I-B-5QFN32R
Per Unit
$1.18
RFQ
4,744
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 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-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-QSOP24R
Per Unit
$1.00
RFQ
5,248
In-stock
Silicon Labs IC MCU 8BIT 32KB FLASH 24QSOP Busy Bee Active Tape & Reel (TR) -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 32KB (32K x 8) Flash - A/D 13x12b, D/A 2x12b Internal
EFM8BB31F16I-B-QSOP24
Per Unit
$1.00
RFQ
3,479
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-4QFN24R
Per Unit
$0.99
RFQ
3,247
In-stock
Silicon Labs EFM8 8051 8-BIT MCU, INDUSTRIAL Busy Bee Active Tape & Reel (TR) -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 2.25K x 8 8-Bit I²C, SMBus, SPI, UART/USART 32KB (32K x 8) Flash - A/D 12x12b, A/D 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
EFM8BB31F16G-B-QFN24
Per Unit
$0.74
RFQ
4,011
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