UPSD3253BV Datasheet PDF - STMicroelectronics

The uPSD325X devices combine a Flash PSD architecture with an 8032 microcontroller core.The uPSD325X devices of Flash PSDs feature dual banks of Flash memory, SRAM, general purpose I/O and programmable logic, supervisory functions and access via USB, I 2 C, ADC, DDC and PWM channels, and an on-board 8032 microcontroller core, with two UARTs, three 16-bit Timer/Counters and two External Interrupts