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Embedded - Microcontrollers

The Results of Embedded - Microcontrollers 75
Microcontrollers (MCUs) are the brains behind virtually every embedded system — from industrial automation and automotive control units to consumer electronics and IoT devices. Our inventory spans 8-bit, 16-bit, and 32-bit MCUs from leading manufacturers including STMicroelectronics (STM32), NXP, Renesas, Microchip (PIC/AVR), Texas Instruments, and Infineon, covering thousands of part numbers across a wide range of performance, power, and peripheral configurations. Can't find the MCU you need through authorized channels? Welllinkchips specializes in hard-to-find, long lead-time, and allocation-constrained microcontrollers. Whether you need end-of-life STM32 variants, automotive-grade MCUs with strict supply limits, or last-time-buy quantities, our global sourcing network locates verified authentic parts — ready to ship.

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EFM8BB31

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Core Processor

Core Size

Speed

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All search Results for "Embedded - Microcontrollers" ( 75 Parts Found )
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Model
Brand
Quantity
Consult
Package / Case
Package
Package Min
Operating Temperature
Mounting Type
Base Product Number
RoHS Status
Moisture Sensitivity Level (MSL)
REACH Status
ECCN
HTSUS
Core Processor
Core Size
Speed
Connectivity
Peripherals
Number of I/O
Program Memory Size
Program Memory Type
EEPROM Size
RAM Size
Voltage-Supply (Vcc/Vdd)
Data Converters
Oscillator Type
EFM8BB31F16G-D-QFN24
Silicon Labs
In Stock: 8
SEND E-mail SUBMIT RFQ
24-VFQFN Exposed Pad
Tube
120
-40°C ~ 85°C (TA)
Surface Mount
EFM8BB31
3A991A2
8542.31.0001
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
20
-
2.25K x 8
A/D 12x12b; D/A 2x12b
Internal
EFM8BB31F64I-D-QFN32
Silicon Labs
In Stock: 4
SEND E-mail SUBMIT RFQ
32-UFQFN Exposed Pad
Tube
490
-40°C ~ 125°C (TA)
Surface Mount
EFM8BB31
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
29
-
4.25K x 8
A/D 20x12b; D/A 2x12b
Internal
EFM8BB31F64I-D-4QFN24
Silicon Labs
In Stock: 6
SEND E-mail SUBMIT RFQ
24-WFQFN Exposed Pad
Tube
91
-40°C ~ 125°C (TA)
Surface Mount
EFM8BB31
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
20
-
4.25K x 8
A/D 12x12b; D/A 2x12b
Internal
EFM8BB31F64G-D-QFP32
Silicon Labs
In Stock: 3
SEND E-mail SUBMIT RFQ
32-TQFP
Tray
250
-40°C ~ 85°C (TA)
Surface Mount
EFM8BB31
3A991A2
8542.31.0001
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
28
-
4.25K x 8
A/D 20x12b; D/A 2x12b
Internal
EFM8BB31F64G-D-QFN32
Silicon Labs
In Stock: 6
SEND E-mail SUBMIT RFQ
32-UFQFN Exposed Pad
Tray
490
-40°C ~ 85°C (TA)
Surface Mount
EFM8BB31
3A991A2
8542.31.0001
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
29
-
4.25K x 8
A/D 20x12b; D/A 2x12b
Internal
EFM8BB31F16G-D-QFN24R
Silicon Labs
In Stock: 40
SEND E-mail SUBMIT RFQ
24-VFQFN Exposed Pad
TR
1500
-40°C ~ 85°C (TA)
Surface Mount
EFM8BB31
3A991A2
8542.31.0001
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
20
-
2.25K x 8
A/D 12x12b; D/A 2x12b
Internal
EFM8BB31F64I-D-5QFN32
Silicon Labs
In Stock: 8
SEND E-mail SUBMIT RFQ
32-WFQFN Exposed Pad
Tray
73
-40°C ~ 125°C (TA)
Surface Mount
EFM8BB31
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
29
-
4.25K x 8
A/D 20x12b; D/A 2x12b
Internal
EFM8BB31F64A-D-5QFN32
Silicon Labs
In Stock: 0
SEND E-mail SUBMIT RFQ
32-WFQFN Exposed Pad
Tube
73
-40°C ~ 125°C (TA)
Surface Mount
EFM8BB31
ROHS3 Compliant
3A991A2
8542.31.0001
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
29
-
4.25K x 8
A/D 20x12b; D/A 2x12b
Internal
EFM8BB31F64A-D-5QFN32R
Silicon Labs
In Stock: 0
SEND E-mail SUBMIT RFQ
32-WFQFN Exposed Pad
TR
1500
-40°C ~ 125°C (TA)
Surface Mount
EFM8BB31
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
29
-
4.25K x 8
A/D 20x12b; D/A 2x12b
Internal
EFM8BB31F32A-D-5QFN32R
Silicon Labs
In Stock: 0
SEND E-mail SUBMIT RFQ
32-WFQFN Exposed Pad
TR
1500
-40°C ~ 125°C (TA)
Surface Mount
EFM8BB31
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
29
-
2.25K x 8
A/D 20x12b; D/A 2x12b
Internal
EFM8BB31F64A-D-4QFN24R
Silicon Labs
In Stock: 0
SEND E-mail SUBMIT RFQ
24-WFQFN Exposed Pad
TR
1500
-40°C ~ 125°C (TA)
Surface Mount
EFM8BB31
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
20
-
4.25K x 8
A/D 12x12b; D/A 2x12b
Internal
EFM8BB31F64A-D-4QFN24
Silicon Labs
In Stock: 0
SEND E-mail SUBMIT RFQ
24-WFQFN Exposed Pad
Tube
91
-40°C ~ 125°C (TA)
Surface Mount
EFM8BB31
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
20
-
4.25K x 8
A/D 12x12b; D/A 2x12b
Internal
EFM8BB31F64G-D-QFP32R
Silicon Labs
In Stock: 0
SEND E-mail SUBMIT RFQ
32-TQFP
TR
500
-40°C ~ 85°C (TA)
Surface Mount
EFM8BB31
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
28
-
4.25K x 8
A/D 20x12b; D/A 2x12b
Internal
EFM8BB31F64I-D-QFP32R
Silicon Labs
In Stock: 0
SEND E-mail SUBMIT RFQ
32-TQFP
TR
500
-40°C ~ 125°C (TA)
Surface Mount
EFM8BB31
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
28
-
4.25K x 8
A/D 20x12b; D/A 2x12b
Internal
EFM8BB31F32A-D-5QFN32
Silicon Labs
In Stock: 0
SEND E-mail SUBMIT RFQ
32-WFQFN Exposed Pad
Tube
73
-40°C ~ 125°C (TA)
Surface Mount
EFM8BB31
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
29
-
2.25K x 8
A/D 20x12b; D/A 2x12b
Internal
EFM8BB31F16A-D-5QFN32
Silicon Labs
In Stock: 0
SEND E-mail SUBMIT RFQ
32-WFQFN Exposed Pad
Tube
73
-40°C ~ 125°C (TA)
Surface Mount
EFM8BB31
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
29
-
2.25K x 8
A/D 20x12b; D/A 2x12b
Internal
EFM8BB31F16A-D-5QFN32R
Silicon Labs
In Stock: 0
SEND E-mail SUBMIT RFQ
32-WFQFN Exposed Pad
TR
1500
-40°C ~ 125°C (TA)
Surface Mount
EFM8BB31
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
29
-
2.25K x 8
A/D 20x12b; D/A 2x12b
Internal
EFM8BB31F32A-D-4QFN24R
Silicon Labs
In Stock: 0
SEND E-mail SUBMIT RFQ
24-WFQFN Exposed Pad
TR
1500
-40°C ~ 125°C (TA)
Surface Mount
EFM8BB31
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
20
-
2.25K x 8
A/D 12x12b; D/A 2x12b
Internal
EFM8BB31F32A-D-4QFN24
Silicon Labs
In Stock: 0
SEND E-mail SUBMIT RFQ
24-WFQFN Exposed Pad
Tube
91
-40°C ~ 125°C (TA)
Surface Mount
EFM8BB31
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
20
-
2.25K x 8
A/D 12x12b; D/A 2x12b
Internal
EFM8BB31F32I-D-QFP32R
Silicon Labs
In Stock: 0
SEND E-mail SUBMIT RFQ
32-TQFP
TR
500
-40°C ~ 125°C (TA)
Surface Mount
EFM8BB31
CIP-51 8051
50MHz
I²C, SMBus, SPI, UART/USART
Brown-out Detect/Reset, POR, PWM, WDT
28
-
2.25K x 8
A/D 20x12b; D/A 2x12b
Internal
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