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ST72651AR6
Low-power, full-speed USB 8-bit MCU with 32 KB Flash, 5 KB RAM, Flash card interface, timer, PWM, ADC, I2C, SPI
■ Memories
– Up to 32 KB of High Density Flash (HDFlash) program memory with read/write protection
– For HDFlash devices, In-Application Programming (IAP) via USB and In-Circuit programming (ICP)
– Up to 5 KB of RAM with up to 256 B stack ■ Clock, Reset and Supply Management
– PLL for generating 48 MHz USB clock using a 12 MHz crystal
– Low Voltage Reset (except on E suffix devices)
– Dual supply management: analog voltage detector on the USB power line to enable smart power switching from USB power to battery (on E suffix devices).
– Programmable Internal Voltage Regulator for Memory cards (2.8V to 3.