Ultra-low-power 32-bit Arm Cortex-M3 microcontroller featuring 64KB Flash memory and 32KB RAM. Operates at up to 32MHz with an internal oscillator, supporting I2C, SPI, USB, IrDA, UART, USART, and LIN interfaces. Offers 51 programmable I/Os, 8 timers/counters, and peripherals including DMA, POR, PWM, WDT, and Brown-out Detect/Reset. Packaged in LQFP, this RoHS compliant component functions within a -40°C to 85°C temperature range and a 1.65V to 3.6V supply voltage.
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Stmicroelectronics STM32L151R8T6A technical specifications.
| Package/Case | LQFP |
| Core Architecture | ARM |
| Data Bus Width | 32b |
| Frequency | 32MHz |
| Interface | I2C, SPI, USB, IrDA, UART, USART, LIN |
| Max Frequency | 32MHz |
| Max Operating Temperature | 85°C |
| Max Power Dissipation | 444mW |
| Max Supply Voltage | 3.6V |
| Memory Size | 64KB |
| Memory Type | FLASH, |
| Min Operating Temperature | -40°C |
| Min Supply Voltage | 1.65V |
| Number of I/Os | 51 |
| Number of Programmable I/O | 51 |
| Number of Timers/Counters | 8 |
| Oscillator Type | Internal |
| Package Quantity | 160 |
| Packaging | Tray |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT, DMA |
| RAM Size | 32KB |
| Reach SVHC Compliant | No |
| RoHS Compliant | Yes |
| Series | STM32 L1 |
| Watchdog Timer | Yes |
| RoHS | Compliant |
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