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EFM8UB1 - Microcontrollers

Features

  • Pipelined 8-bit C8051 core with 50 MHz maximum operating frequency.
  • Up to 22 multifunction, 5 V tolerant I/O pins.
  • Low Energy USB with full- and low-speed support saves up to 90% of the USB energy.
  • USB charger detect circuit (USB-BCS 1.2 compliant).
  • One 12-bit ADC and two analog comparators with internal voltage DAC as reference input.
  • Five 16-bit timers.
  • Two UARTs, SPI, SMBus/I2C master/slave and I2C slave.
  • Priority crossb.

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Full PDF Text Transcription

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EFM8 Universal Bee Family EFM8UB1 Data Sheet The EFM8UB1, part of the Universal Bee family of MCUs, is a multi-purpose line of 8-bit microcontrollers with USB feature set in small packages. These devices offer high value by integrating an innovative energy-smart USB peripheral interface, charger detect circuit, 8 kV ESD protection, and enhanced high speed communication interfaces into small packages, making them ideal for space-constrained USB applications. With an efficient 8051 core and precision analog, the EFM8UB1 family is also optimal for embedded applications.
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