LT32U02 is a high performance 32-bit MCU. It has a RISC core with a maximum speed of 72MHz, and contains 64KB Flash, 8KB SRAM, and 1KB cache memory. LT32U02 also provides full speed USB 2.0 interface, SPI x 2, SCI, I2C, PWM, 12bits ADC, and multiple GPIO pins.