EFM8BB2

EFM8 Busy Bee Family EFM8BB2 Data Sheet The EFM8BB2, part of the Busy Bee family of MCUs, is a multipurpose line of 8-bit microcontrollers with a comprehensive feature set in small packages. These devices offer high-value by integrating advanced analog and enhanced highspeed communication peripherals into small packages, making them ideal for space-constrained applications. With an efficient 8051 core, enhanced pulse-width modulation, and precision analog, the EFM8BB2 family is also optimal for embedded applications. EFM8BB2 applications include the following: Motor control Consumer electronics Sensor controllers Medical equipment Lighting systems High-speed communication hub KEY FEATURES Pipelined 8-bit C8051 core with 50 MHz maximum operating frequency Up to 22 multifunction, 5 V tolerant I/O pins One 12-bit Analog to Digital converter (ADC) Two Low-current analog comparators with build-in DAC as reference input Integrated temperature sensor 3-channel PWM / PCA with special hardware kill/safe state capability Five 16-bit timers Two UARTs, SPI, SMBus/I2C master/slave and I2C slave Priority crossbar for flexible pin mapping Core / Memory CIP-51 8051 Core (50 MHz) Clock Management External CMOS Oscillator High Frequency 49 MHz RC Oscillator Energy Management Internal LDO Regulator Power-On Reset Flash Program Memory (16 KB) RAM Memory (2304 bytes) Debug Interface with C2 Low Frequency RC Oscillator High Frequency 24.5 MHz RC Osci...