UPSD3253A-40U6T Datasheet PDF – 1Mbit Microcontroller – ST

Part Number: UPSD3253A-40U6T

Function: Flash Programmable System Devices with 8032 Microcontroller Core

Package: 80-pin TQFP

Manufacturer: STMicroelectronics

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UPSD3253A-40U6T datasheet



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, I2C, ADC, DDC and PWM channels, and an on-board 8032 microcontroller core, with two UARTs, three 16-bit Timer/Counters and two External Interrupts.


1. High-speed clock standard 8032 core (12-cycle)
2. USB Interface (some devices only)
3. I2C interface for peripheral connections
4. 5 Pulse Width Modulator (PWM) channels
5. Analog-to-Digital Converter (ADC)
6. Standalone Display Data Channel (DDC)
7. Six I/O ports with up to 46 I/O pins
8. 3000 gate PLD with 16 macrocells
9. Supervisor functions with Watchdog Timer

Ordering Information

UPSD3253A-40U6T ordering information

Other data sheets are available within the file: UPSD3253A-40U6T, UPSD3254A, UPSD3254BV

UPSD3253A-40U6T Datasheet PDF Download

UPSD3253A-40U6T pdf