Overview
The UPSD3354DV-40T6 is a microcontroller from STMicroelectronics, part of the UPSD33xx series. This device combines a powerful 8-bit 8051-based microcontroller with programmable logic, making it versatile for various applications. It features a fast Turbo 8032 MCU with a clock speed of up to 40 MHz, providing peak performance of 10 MIPs at 5 V. The microcontroller includes advanced features such as JTAG debug and in-system programming, branch cache, and an instruction prefetch queue. It is housed in a 52-lead, thin, quad, flat package (LQFP52) and is designed for high-performance and low power consumption.
Key Specifications
| Specification | Value |
|---|---|
| Device Core | 8032 |
| Core Architecture | 8051 |
| Maximum CPU Frequency (MHz) | 40 |
| Data Bus Width (bit) | 8 |
| Program Memory Type | Flash |
| Program Memory Size | 288KB |
| RAM Size | 32KB |
| Maximum Expanded Memory Size | 64KB |
| Number of I/Os | 37 |
| No. of Timers | 3 |
| PWM | 1 |
| Number of ADCs | Single |
| ADC Channels | 8 |
| ADC Resolution (bit) | 10 |
| UART | 2 |
| SPI | 1 |
| I2C | 1 |
| Watchdog | 1 |
| Minimum Operating Supply Voltage (V) | 3 |
| Typical Operating Supply Voltage (V) | 3.3 |
| Maximum Operating Supply Voltage (V) | 3.6 |
| Minimum Operating Temperature (°C) | -40 |
| Maximum Operating Temperature (°C) | 85 |
| Package Type | LQFP52 |
| Pin Count | 52 |
Key Features
- Fast 8-bit Turbo 8032 MCU: Operates at up to 40 MHz with peak performance of 10 MIPs at 5 V.
- Programmable Logic: Includes 16 macrocells for creating shifters, state machines, chip-selects, and other glue-logic functions.
- Dual Flash Memories: With memory management, read-while-write operation, and single voltage program and erase capabilities.
- Communication Interfaces: I2C master/slave controller, SPI master controller, two UARTs with independent baud rate, and IrDA protocol support.
- ADC and Timers: Eight-channel 10-bit ADC and three 8032 standard 16-bit timers along with a programmable counter array (PCA).
- Power Management: Flexible 8-level CPU clock divider register, normal, idle, and power-down modes, and a programmable watchdog timer.
- JTAG Debug and In-System Programming: For enhanced development and debugging capabilities.
Applications
The UPSD3354DV-40T6 microcontroller is suitable for a wide range of applications, including:
- Industrial Control Systems: Due to its robust features and programmable logic, it can be used in industrial automation and control systems.
- Consumer Electronics: Ideal for use in consumer devices that require high performance and low power consumption.
- Automotive Systems: Although not specifically automotive-grade, its features make it a candidate for various automotive applications requiring high reliability.
- Medical Devices: Its precision and reliability make it suitable for medical device applications.
- Embedded Systems: General-purpose embedded systems can benefit from its advanced core and programmable logic capabilities.
Q & A
- What is the maximum CPU frequency of the UPSD3354DV-40T6?
The maximum CPU frequency is 40 MHz. - How much program memory does the UPSD3354DV-40T6 have?
The device has 288KB of flash program memory. - What is the data bus width of the UPSD3354DV-40T6?
The data bus width is 8 bits. - Does the UPSD3354DV-40T6 support JTAG debugging?
Yes, it supports JTAG debug and in-system programming. - How many I/O pins does the UPSD3354DV-40T6 have?
The device has 37 I/O pins. - What is the resolution of the ADC in the UPSD3354DV-40T6?
The ADC has a resolution of 10 bits. - What communication interfaces are available on the UPSD3354DV-40T6?
The device includes I2C, SPI, and two UARTs with independent baud rates, as well as IrDA protocol support. - What is the typical operating supply voltage for the UPSD3354DV-40T6?
The typical operating supply voltage is 3.3 V. - What is the package type of the UPSD3354DV-40T6?
The device is housed in a 52-lead, thin, quad, flat package (LQFP52). - Is the UPSD3354DV-40T6 still in production?
No, the UPSD3354DV-40T6 is an obsolete product and is no longer manufactured.
