Silicon Laboratories, Inc. EFM8UB20F64G-QFN32

The Silicon Laboratories, Inc. EFM8UB20F64G-QFN32 is a High-speed pipelined CIP-51 (8051) MCU, 64KBytes Flash, 256 Bytes Data RAM, 4096 Bytes XRAM. 25 Digital I/O lines, 1 10-bit ADC Unit with 20 Channels, 2 Low-current analog comparators with adjustable reference and 9 inputs, 6 x 16-bit general-purpose timers, 5-channel programmable counter array (PCA) 16-Bit supporting PWM, capture/compare and frequency output modes with watchdog timer function. 2 UART, 1 SPI, 1 SMBus / I2C, and 1 High-Speed (3.4 Mbps) I2C-Slave bus. USB 2.0 compliant function controller (full speed 12Mbps or low speed 1.5Mbps) with 1024 bytes FIFO Ram. On-Chip: Low-dropout (LDO) regulator, 2 x Oscillators (80kHz, 48MHz), voltage supply monitor, 2 x Low-current analog comparators, Power-On reset circuit, brownout detector, and the non-intrusive Silicon Labs 2-Wire (C2) debug interface.