EFM8™ Busy Bee 8-bit Microcontrollers (MCUs)

The Busy Bee family of EFM8 microcontrollers (MCUs) includes general purpose MCUs. These MCUs offer high-value by integrating advanced analog and communication peripherals into small packages, making them ideal for low-latency, BOM and space-constrained embedded applications.

Core Frequency
50 MHz
High Performance Analog
12-bit ADC, 4 x 12-bit DACs

Busy Bee Common Specs

  • Pipelined 8-bit C8051 core
  • 5 V tolerant I/O pins
  • 12-bit Analog to Digital converter (ADC)
  • Up to 4 x 12-bit Digital to Analog converter (DAC)
  • Two analog comparators
  • Integrated temperature sensor
  • Enhanced PWM / PCA
  • Up to 4 x configurable logic units
  • 16-bit timers
  • UART, SPI, SMBus/I²C and high speed I2C slave
  • Priority crossbar for flexible pin mapping

Status

Find the Right Busy Bee Device Select Columns
Select Columns
Part Number MCU Core MHz Flash RAM Dig I/O Pins 5 Volt Tolerant ADC 1 USB Temp Sensor Timers (16-bit) DAC Comparators UART SPI I2C HS I2C Slave I2S EMIF CAN LIN AES AEC-Q100 Vdd (min) Vdd (max) Package Type Package Size (mm) Internal Osc. VREF Debug Interface Temperature Range (ºC) Industrial Automotive PCA Channels

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