The µPSD 35-Pin 8-Bit Microcontroller is a surface mount device with a maximum operating temperature of 85°C and a minimum operating temperature of -40°C. It features a 288KB FLASH memory and 32KB RAM, with a maximum supply voltage of 5.5V and a minimum supply voltage of 4.5V. The microcontroller supports various interfaces, including I2C, SPI, USB, IrDA, UART, and USART, with a maximum frequency of 40MHz. It also includes peripherals such as power-on reset, pulse-width modulation, watch dog timer, and low-voltage detector. The device is RoHS compliant and packaged in a 52-pin LQFP package.
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Stmicroelectronics UPSD3454E-40T6 technical specifications.
| Package/Case | TQFP |
| Data Bus Width | 8b |
| Interface | I2C, SPI, USB, IrDA, UART, USART |
| Max Frequency | 40MHz |
| Max Operating Temperature | 85°C |
| Min Operating Temperature | -40°C |
| Max Supply Voltage | 5.5V |
| Memory Size | 288KB |
| Memory Type | FLASH, |
| Min Supply Voltage | 4.5V |
| Mount | Surface Mount |
| Number of I/Os | 35 |
| Number of Programmable I/O | 35 |
| Number of Timers/Counters | 3 |
| Oscillator Type | Internal |
| Package Quantity | 160 |
| Packaging | Tray |
| Peripherals | POR, PWM, WDT, LVD |
| RAM Size | 32KB |
| RoHS Compliant | Yes |
| Series | µPSD |
| RoHS | Compliant |
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