The category is 'Embedded - Microcontrollers'

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  • Core Processor
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  • Series
  • Series:

    Busy Bee

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Part Number

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Datasheet

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RoHS

Factory Lead Time

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Surface Mount

Data Converters

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Supply Voltage

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JESD-30 Code

Supply Voltage-Max (Vsup)

Supply Voltage-Min (Vsup)

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uPs/uCs/Peripheral ICs Type

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Peripherals

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Has ADC

DMA Channels

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On Chip Program ROM Width

Height Seated (Max)

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Width

RoHS Status

EFM8BB31F64I-C-QFP32R

Mfr Part No

EFM8BB31F64I-C-QFP32R

Silicon Labs Datasheet

33
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

32-TQFP

YES

A/D 20x10/12b SAR; D/A 4x12b

28

-40°C~125°C TA

Tape & Reel (TR)

Busy Bee

Active

2 (1 Year)

32

QUAD

GULL WING

3V

0.8mm

compliant

3.6V

2.2V

Internal

50MHz

4.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

64KB 64K x 8

I2C, SMBus, SPI, UART/USART

8

YES

YES

YES

7mm

7mm

RoHS Compliant

EFM8BB31F16I-C-QFN24

Mfr Part No

EFM8BB31F16I-C-QFN24

Silicon Labs Datasheet

96
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

24-VFQFN Exposed Pad

YES

A/D 12x10/12b SAR; D/A 2x12b

20

-40°C~125°C TA

Tube

Busy Bee

Active

2 (1 Year)

24

QUAD

NO LEAD

3V

0.4mm

compliant

3.6V

2.2V

Internal

50MHz

2.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

16KB 16K x 8

I2C, SMBus, SPI, UART/USART

YES

NO

YES

3mm

3mm

RoHS Compliant

EFM8BB31F32G-C-QFN24R

Mfr Part No

EFM8BB31F32G-C-QFN24R

Silicon Labs Datasheet

33
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

24-VFQFN Exposed Pad

YES

A/D 12x10/12b SAR; D/A 2x12b

20

-40°C~85°C TA

Tape & Reel (TR)

Busy Bee

Active

2 (1 Year)

24

QUAD

NO LEAD

3V

0.4mm

compliant

3.6V

2.2V

Internal

50MHz

2.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

32KB 32K x 8

I2C, SMBus, SPI, UART/USART

8

YES

YES

YES

3mm

3mm

RoHS Compliant

EFM8BB31F16I-C-QFN32

Mfr Part No

EFM8BB31F16I-C-QFN32

Silicon Labs Datasheet

33
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

32-UFQFN Exposed Pad

YES

A/D 20x10/12b SAR; D/A 2x12b

29

-40°C~125°C TA

Tube

Busy Bee

Active

2 (1 Year)

32

QUAD

NO LEAD

3V

0.4mm

compliant

3.6V

2.2V

Internal

50MHz

2.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

16KB 16K x 8

I2C, SMBus, SPI, UART/USART

YES

NO

YES

4mm

4mm

RoHS Compliant

EFM8BB31F32G-C-QFN32R

Mfr Part No

EFM8BB31F32G-C-QFN32R

Silicon Labs Datasheet

12000
In Stock

-

Min: 1

Mult: 1

8 Weeks

Surface Mount

32-UFQFN Exposed Pad

YES

A/D 20x10/12b SAR; D/A 2x12b

29

-40°C~85°C TA

Tape & Reel (TR)

Busy Bee

Active

2 (1 Year)

32

QUAD

NO LEAD

3V

0.4mm

compliant

3.6V

2.2V

Internal

50MHz

2.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

32KB 32K x 8

I2C, SMBus, SPI, UART/USART

8

YES

YES

YES

4mm

4mm

RoHS Compliant

EFM8BB31F16I-C-4QFN24

Mfr Part No

EFM8BB31F16I-C-4QFN24

Silicon Labs Datasheet

33
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

24-WFQFN Exposed Pad

YES

A/D 12x10/12b SAR; D/A 2x12b

20

-40°C~125°C TA

Tube

Busy Bee

Active

2 (1 Year)

24

QUAD

NO LEAD

3V

0.4mm

compliant

3.6V

2.2V

Internal

50MHz

2.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

16KB 16K x 8

I2C, SMBus, SPI, UART/USART

YES

NO

YES

3mm

3mm

RoHS Compliant

EFM8BB31F32I-C-4QFN24R

Mfr Part No

EFM8BB31F32I-C-4QFN24R

Silicon Labs Datasheet

1200
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

24-WFQFN Exposed Pad

YES

A/D 12x10/12b SAR; D/A 2x12b

20

-40°C~125°C TA

Tape & Reel (TR)

Busy Bee

Active

2 (1 Year)

24

QUAD

NO LEAD

3V

0.4mm

compliant

3.6V

2.2V

Internal

50MHz

2.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

32KB 32K x 8

I2C, SMBus, SPI, UART/USART

8

YES

YES

YES

3mm

3mm

RoHS Compliant

EFM8BB31F16G-C-QFP32R

Mfr Part No

EFM8BB31F16G-C-QFP32R

Silicon Labs Datasheet

33
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

32-TQFP

YES

A/D 20x10/12b SAR; D/A 2x12b

28

-40°C~85°C TA

Tape & Reel (TR)

Busy Bee

Active

2 (1 Year)

32

QUAD

GULL WING

3V

0.8mm

compliant

3.6V

2.2V

Internal

50MHz

2.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

16KB 16K x 8

I2C, SMBus, SPI, UART/USART

8

YES

YES

YES

7mm

7mm

RoHS Compliant

EFM8BB31F32I-C-QFN32R

Mfr Part No

EFM8BB31F32I-C-QFN32R

Silicon Labs Datasheet

33
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

32-UFQFN Exposed Pad

YES

A/D 20x10/12b SAR; D/A 2x12b

29

-40°C~125°C TA

Tape & Reel (TR)

Busy Bee

Active

2 (1 Year)

32

QUAD

NO LEAD

3V

0.4mm

compliant

3.6V

2.2V

Internal

50MHz

2.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

32KB 32K x 8

I2C, SMBus, SPI, UART/USART

8

YES

YES

YES

4mm

4mm

RoHS Compliant

EFM8BB31F64I-C-QFN24

Mfr Part No

EFM8BB31F64I-C-QFN24

Silicon Labs Datasheet

17
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

24-VFQFN Exposed Pad

YES

A/D 12x10/12b SAR; D/A 2x12b

20

-40°C~125°C TA

Tube

Busy Bee

Active

2 (1 Year)

24

QUAD

NO LEAD

3V

0.4mm

compliant

3.6V

2.2V

Internal

50MHz

4.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

64KB 64K x 8

I2C, SMBus, SPI, UART/USART

YES

NO

YES

3mm

3mm

RoHS Compliant

EFM8BB31F64I-C-QFN32

Mfr Part No

EFM8BB31F64I-C-QFN32

Silicon Labs Datasheet

2840
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

32-UFQFN Exposed Pad

YES

A/D 20x10/12b SAR; D/A 4x12b

29

-40°C~125°C TA

Tube

Busy Bee

Active

2 (1 Year)

32

QUAD

NO LEAD

3V

0.4mm

compliant

S-XQCC-N32

3.6V

2.2V

Internal

50MHz

4.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

64KB 64K x 8

I2C, SMBus, SPI, UART/USART

YES

NO

YES

YES

8

0.55mm

4mm

4mm

RoHS Compliant

EFM8BB31F32I-C-QFN24

Mfr Part No

EFM8BB31F32I-C-QFN24

Silicon Labs Datasheet

72
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

24-VFQFN Exposed Pad

YES

A/D 12x10/12b SAR; D/A 2x12b

20

-40°C~125°C TA

Tube

Busy Bee

Active

2 (1 Year)

24

QUAD

NO LEAD

3V

0.4mm

compliant

3.6V

2.2V

Internal

50MHz

2.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

32KB 32K x 8

I2C, SMBus, SPI, UART/USART

YES

NO

YES

3mm

3mm

RoHS Compliant

EFM8BB31F16I-C-QFP32R

Mfr Part No

EFM8BB31F16I-C-QFP32R

Silicon Labs Datasheet

33
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

32-TQFP

YES

A/D 20x10/12b SAR; D/A 2x12b

28

-40°C~125°C TA

Tape & Reel (TR)

Busy Bee

Active

2 (1 Year)

32

QUAD

GULL WING

3V

0.8mm

compliant

3.6V

2.2V

Internal

50MHz

2.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

16KB 16K x 8

I2C, SMBus, SPI, UART/USART

8

YES

YES

YES

7mm

7mm

RoHS Compliant

EFM8BB31F32I-C-QFN32

Mfr Part No

EFM8BB31F32I-C-QFN32

Silicon Labs Datasheet

7
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

32-UFQFN Exposed Pad

YES

A/D 20x10/12b SAR; D/A 2x12b

29

-40°C~125°C TA

Tube

Busy Bee

Active

2 (1 Year)

32

QUAD

NO LEAD

3V

0.4mm

compliant

3.6V

2.2V

Internal

50MHz

2.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

32KB 32K x 8

I2C, SMBus, SPI, UART/USART

YES

NO

YES

4mm

4mm

RoHS Compliant

EFM8BB31F32G-C-QSOP24

Mfr Part No

EFM8BB31F32G-C-QSOP24

Silicon Labs Datasheet

33
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

24-SSOP (0.154, 3.90mm Width)

YES

A/D 13x10/12b SAR; D/A 2x12b

21

-40°C~85°C TA

Tube

Busy Bee

Active

2 (1 Year)

24

DUAL

GULL WING

3V

0.635mm

compliant

3.6V

2.2V

Internal

50MHz

2.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

32KB 32K x 8

I2C, SMBus, SPI, UART/USART

YES

NO

YES

8.65mm

3.9mm

RoHS Compliant

EFM8BB31F32I-C-4QFN24

Mfr Part No

EFM8BB31F32I-C-4QFN24

Silicon Labs Datasheet

33
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

24-WFQFN Exposed Pad

YES

A/D 12x10/12b SAR; D/A 2x12b

20

-40°C~125°C TA

Tube

Busy Bee

Active

2 (1 Year)

24

QUAD

NO LEAD

3V

0.4mm

compliant

3.6V

2.2V

Internal

50MHz

2.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

32KB 32K x 8

I2C, SMBus, SPI, UART/USART

YES

NO

YES

3mm

3mm

RoHS Compliant

EFM8BB31F64G-C-QFN24R

Mfr Part No

EFM8BB31F64G-C-QFN24R

Silicon Labs Datasheet

28
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

24-VFQFN Exposed Pad

YES

A/D 12x10/12b SAR; D/A 2x12b

20

-40°C~85°C TA

Tape & Reel (TR)

Busy Bee

Active

2 (1 Year)

24

QUAD

NO LEAD

3V

0.4mm

compliant

3.6V

2.2V

Internal

50MHz

4.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

64KB 64K x 8

I2C, SMBus, SPI, UART/USART

8

YES

YES

YES

3mm

3mm

RoHS Compliant

EFM8BB31F16I-C-QSOP24R

Mfr Part No

EFM8BB31F16I-C-QSOP24R

Silicon Labs Datasheet

2000
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

24-SSOP (0.154, 3.90mm Width)

YES

A/D 13x10/12b SAR; D/A 2x12b

21

-40°C~125°C TA

Tape & Reel (TR)

Busy Bee

Active

2 (1 Year)

24

DUAL

GULL WING

3V

0.635mm

compliant

3.6V

2.2V

Internal

50MHz

2.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

16KB 16K x 8

I2C, SMBus, SPI, UART/USART

8

YES

YES

YES

8.65mm

3.9mm

RoHS Compliant

EFM8BB31F32I-C-QFN24R

Mfr Part No

EFM8BB31F32I-C-QFN24R

Silicon Labs Datasheet

33
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

24-VFQFN Exposed Pad

YES

A/D 12x10/12b SAR; D/A 2x12b

20

-40°C~125°C TA

Tape & Reel (TR)

Busy Bee

Active

2 (1 Year)

24

QUAD

NO LEAD

3V

0.4mm

compliant

3.6V

2.2V

Internal

50MHz

2.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

32KB 32K x 8

I2C, SMBus, SPI, UART/USART

8

YES

YES

YES

3mm

3mm

RoHS Compliant

EFM8BB31F16G-C-QSOP24

Mfr Part No

EFM8BB31F16G-C-QSOP24

Silicon Labs Datasheet

44
In Stock

Min: 1

Mult: 1

8 Weeks

Surface Mount

24-SSOP (0.154, 3.90mm Width)

YES

A/D 13x10/12b SAR; D/A 2x12b

21

-40°C~85°C TA

Tube

Busy Bee

Active

2 (1 Year)

24

DUAL

GULL WING

3V

0.635mm

compliant

3.6V

2.2V

Internal

50MHz

2.25K x 8

2.2V~3.6V

MICROCONTROLLER

CIP-51 8051

Brown-out Detect/Reset, POR, PWM, WDT

50MHz

FLASH

8-Bit

16KB 16K x 8

I2C, SMBus, SPI, UART/USART

YES

NO

YES

8.65mm

3.9mm

RoHS Compliant