STMicroelectronics · Other MCUs
UPSD3454E-40T6
IC MCU 8BIT 288KB FLASH 52TQFP
STM32-first sourcing with STMicroelectronics support components. Review recorded cores, flash, RAM, connectivity and package facts before moving an approved design into production.
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UPSD3454E-40T6 specifications
Recorded source facts. Missing values are kept explicit; verify the exact manufacturer document before design approval.
| Manufacturer | STMicroelectronics |
|---|---|
| Ordering code | UPSD3454E-40T6 |
| Family | Other MCUs |
| Package | 52-TQFP |
| Product Status | Obsolete |
| DigiKey Programmable | Not Verified |
| Core Processor | 8032 |
| Core Size | 8-Bit |
| Speed | 40MHz |
| Connectivity | I²C, IrDA, SPI, UART/USART, USB |
| Peripherals | LVD, POR, PWM, WDT |
| Number of I/O | 35 |
| Program Memory Size | 288KB (288K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | Not provided in source |
| RAM Size | 32K x 8 |
| Voltage - Supply (Vcc/Vdd) | 3V ~ 5.5V |
| Data Converters | A/D 8x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 52-TQFP |
| Supplier Device Package | Not provided in source |
Documents and evidence
UPSD3454E-40T6 ↗Before sourcing UPSD3454E-40T6
- Identify the firmware and board baseline
- Check flash, RAM and required peripherals
- Review pin assignment and supply limits
- Keep the full temperature and package suffix
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