Microcontrollers - MCUs

EFM8BB21F16I-C-QSOP24

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

  Obsolete

• HTS

  8542.31.00.15

• Automotive

  Yes

• PPAP

  No

• Family Name

  EFM8

• Instruction Set Architecture

  CISC

• Device Core

  8051

• Core Architecture

  8051

• Maximum CPU Frequency (MHz)

  50

• Maximum Clock Frequency (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

  21

• No. of Timers

  5

• Timers Resolution (bit)

  16/16/16/16/16

• PWM

  3

• Number of ADCs

  1

• ADC Channels

  20

• ADC Resolution (bit)

  12

• USART

  0

• UART

  2

• USB

  0

• SPI

  1

• I2C

  2

• I2S

  0

• CAN

  0

• Ethernet

  0

• Number of Watchdog Timers

  1

• Analog Comparators

  2

• Parallel Master Port

  No

• Real Time Clock

  No

• Minimum Operating Supply Voltage (V)

  2.2

• Typical Operating Supply Voltage (V)

  2.5, 3.3

• Maximum Operating Supply Voltage (V)

  3.6

• Minimum Operating Temperature (°C)

  -40

• Maximum Operating Temperature (°C)

  125

• Packaging

  Tube

• Mounting

  Surface Mount

• Package Height

  1.5(Max)

• Package Width

  3.9

• Package Length

  8.65

• PCB changed

  24

• Standard Package Name

  SO

• Supplier Package

  QSOP

• Pin Count

  24

• Lead Shape

  Gull-wing