Overview
The uPSD3233BV-24T6, produced by STMicroelectronics, is a member of the uPSD32xx Series. This device combines a fast 8051-based microcontroller with a flexible memory structure, programmable logic, and a rich set of peripherals. At its core is an industry-standard 8032 MCU operating up to 24MHz. The device is designed to optimize the 8032 memory structure and includes dual Flash memory banks, SRAM, and various communication interfaces such as USB, I2C, and UARTs. It is ideal for embedded control applications requiring a high degree of flexibility and programmability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Part Number | uPSD3233BV-24T6 | |
| Max Clock Frequency | 24 | MHz |
| First Flash Memory | 128K | bytes |
| Second Flash Memory | 32K | bytes |
| SRAM | 8K | bytes |
| GPIO | 37 | pins |
| USB | No | |
| 8032 Bus Availability | No | |
| Operating Voltage (VCC) | 3.0 to 3.6 | V |
| Package | TQFP52 | |
| Operating Temperature | –40 to 85 | °C |
Key Features
- Fast 8-Bit 8032 MCU: Operates up to 24MHz at 3.3V, with a 12-clock per instruction core.
- Dual Flash Memories: Two independent banks of Flash memory with read-while-write operation, single voltage program and erase, and 100K minimum erase cycles.
- Programmable Logic: General-purpose programmable logic with 16 macrocells for implementing state machines, glue-logic, etc.
- Communication Interfaces: USB v1.1 low-speed, I2C Master/Slave bus controller, two UARTs with independent baud rate, and six I/O ports.
- Supervisor Functions: Programmable watchdog timer and low-voltage reset supervisor.
- A/D Converter: Four channels with 8-bit resolution and 10µs conversion time.
- Timers and Interrupts: Three 8032 standard 16-bit timers and 10 interrupt sources with two external interrupt pins.
- JTAG In-System Programming: Program the entire device in as little as 10 seconds.
- PWM Outputs: Five PWM outputs with 8-bit resolution.
Applications
The uPSD3233BV-24T6 is suitable for a variety of embedded control applications, including:
- Industrial control systems
- Consumer electronics
- Medical devices
- Automotive systems
- IoT devices requiring USB and other communication interfaces
Q & A
- What is the maximum clock frequency of the uPSD3233BV-24T6?
The maximum clock frequency is 24MHz.
- What is the size of the first and second Flash memories?
The first Flash memory is 128K bytes, and the second Flash memory is 32K bytes.
- How much SRAM does the device have?
The device has 8K bytes of SRAM.
- Does the device support USB?
No, the uPSD3233BV-24T6 does not support USB.
- What is the operating voltage range of the device?
The operating voltage range is 3.0 to 3.6V.
- What type of package is the device available in?
The device is available in a TQFP52 package.
- What are the key communication interfaces available on the device?
The device includes I2C Master/Slave bus controller, two UARTs with independent baud rate, and six I/O ports.
- Does the device support in-system programming?
Yes, the device supports JTAG in-system programming and can be programmed in as little as 10 seconds.
- What is the resolution of the A/D converter?
The A/D converter has an 8-bit resolution.
- How many PWM outputs does the device have?
The device has five PWM outputs with 8-bit resolution.
