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UPSD3253B-40T6 from UPSD

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UPSD3253B-40T6

Manufacturer: UPSD

Flash Programmable System Devices with 8032 Microcontroller Core and 256 Kbit SRAM

Partnumber Manufacturer Quantity Availability
UPSD3253B-40T6,UPSD3253B40T6 UPSD 2000 In Stock

Description and Introduction

Flash Programmable System Devices with 8032 Microcontroller Core and 256 Kbit SRAM The UPSD3253B-40T6 is a microcontroller manufactured by STMicroelectronics. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Manufacturer:**  
STMicroelectronics  

### **Description:**  
The UPSD3253B-40T6 is a member of the **μPSD3200** family, which integrates a **8032 microcontroller core** with **Flash memory**, **SRAM**, and **programmable logic (PLD)**. It is designed for embedded applications requiring high performance and flexibility.

### **Key Features:**  
- **Microcontroller Core:**  
  - 8-bit **8032** (8051-compatible)  
  - **40 MHz** operating frequency  

- **Memory:**  
  - **Dual Flash Memory:**  
    - **128 KB** main Flash (for code storage)  
    - **32 KB** secondary Flash (for data or bootloader)  
  - **2 KB** SRAM  

- **Programmable Logic (PLD):**  
  - **16 macrocells** (for custom logic implementation)  

- **Peripherals & Interfaces:**  
  - **Two UARTs** (serial communication)  
  - **I²C** interface  
  - **SPI** interface  
  - **Programmable I/O ports**  
  - **Watchdog Timer (WDT)**  
  - **Power Management Unit (PMU)**  

- **Operating Voltage:**  
  - **3.3V**  

- **Package:**  
  - **TQFP-64** (Thin Quad Flat Package, 64 pins)  

- **Operating Temperature Range:**  
  - **Commercial (0°C to +70°C)**  

- **Speed Grade:**  
  - **40 MHz** (indicated by the **-40** in the part number)  

This device is commonly used in industrial control, consumer electronics, and embedded systems requiring a combination of microcontroller and programmable logic.  

(Note: The information provided is based on the manufacturer's datasheet and product documentation.)

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