8-bit microcontroller featuring 60KB FLASH memory and 2KB RAM. Operates at an 8MHz clock frequency with an internal oscillator. Supports I2C, SPI, and SCI interfaces. Includes 48 programmable I/O pins, 2 timers/counters, and peripherals like POR, PWM, WDT, and LVD. Packaged in an LQFP, surface mountable, with an operating voltage range of 3.8V to 5.5V.
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Stmicroelectronics ST72F321BR9T3 technical specifications.
| Package/Case | LQFP |
| Data Bus Width | 8b |
| Frequency | 8MHz |
| Interface | I2C, SPI, SCI |
| Max Frequency | 8MHz |
| Max Operating Temperature | 125°C |
| Min Operating Temperature | -40°C |
| Max Power Dissipation | 500mW |
| Max Supply Voltage | 5.5V |
| Memory Size | 60KB |
| Memory Type | FLASH, |
| Min Supply Voltage | 3.8V |
| Mount | Surface Mount |
| Number of I/Os | 48 |
| Number of Programmable I/O | 48 |
| Number of Timers/Counters | 2 |
| Operating Supply Voltage | 5V |
| Oscillator Type | Internal |
| Package Quantity | 90 |
| Packaging | Tray |
| Peripherals | POR, PWM, WDT, LVD |
| Radiation Hardening | No |
| RAM Size | 2KB |
| RoHS Compliant | No |
| Series | ST7 |
| RoHS | Not CompliantNo |
