Microcontrollers - MCUs

EFM8BB31F16G-B-QFN32

8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU

Silicon Labs

Product Technical Specifications

• EU RoHS

  Compliant

• ECCN (US)

  3A991a.2.

• Part Status

  Active-Unconfirmed

• HTS

  8542.31.00.30

• Automotive

  Yes

• PPAP

  No

• Family Name

  EFM8

• Instruction Set Architecture

  CISC

• Device Core

  8051

• Core Architecture

  8051

• Maximum CPU Frequency (MHz)

  50

• Maximum Clock Rate (MHz)

  50

• Data Bus Width (bit)

  8

• Program Memory Type

  Flash

• Program Memory Size

  16KB

• RAM Size

  2.25KB

• Programmability

  Yes

• Interface Type

  I2C/SMBus/SPI/UART

• Number of I/Os

  29

• No. of Timers

  6

• PWM

  1

• Number of ADCs

  1

• ADC Channels

  20

• ADC Resolution (bit)

  12

• Number of DACs

  4

• DAC Resolution (bit)

  12/12/12/12

• USART

  0

• UART

  2

• USB

  0

• SPI

  1

• I2C

  2

• I2S

  0

• CAN

  0

• Ethernet

  0

• Watchdog

  1

• Analog Comparators

  2

• Parallel Master Port

  No

• Real Time Clock

  No

• Minimum Operating Supply Voltage (V)

  2.2

• Typical Operating Supply Voltage (V)

  3.3

• Maximum Operating Supply Voltage (V)

  3.6

• Minimum Operating Temperature (°C)

  -40

• Maximum Operating Temperature (°C)

  85

• Packaging

  Tray

• Mounting

  Surface Mount

• Package Height

  0.47

• Package Width

  4

• Package Length

  4

• PCB changed

  32

• Standard Package Name

  QFN

• Supplier Package

  QFN EP

• Pin Count

  32

• Lead Shape

  No Lead