EFM8™ Laser Bee 8-bit Microcontrollers (MCUs)

The Laser Bee family of EFM8 microcontrollers (MCUs) includes analog intensive MCUs that operate at up to 72 MHz. These MCUs offer high performance analog including 14-bit ADC, 12-bit DAC, ±3 °C temperature sensor and high speed communication peripherals in packages as small as 3 mm x 3 mm, making them ideal for applications that require performance analog.

Efm8lb BD
Core frequency
72 MHz
High performance integration
14-bit ADC, 4 x 12-bit DACs

Laser Bee Common Specs

  • Pipelined 8-bit C8051 core with up to 72 MHz maximum operating frequency
  • One 14-bit, 900 ksps Analog to Digital converter (ADC)
  • Up to 4 x 12-bit, 200 ksps Digital to Analog converter (DAC)
  • Up to 4 Configurable Logic Units
  • Integrated temperature sensor with ±3°C (-20°C to 85°C) accuracy
  • Two low-current analog comparators with build-in 6-bit DAC
  • 6-channel enhanced PCA/PWM
  • 5 V tolerant I/O pins
  • UART, SPI, SMBus and high speed I²C slave
  • Priority crossbar for flexible pin functions
  • 16-bit timers

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