ST STM32L151VET7

Ultra-low-power 32-bit MCU Arm -based Cortex -M3 with 512K B Flash, 80KB SRAM, 16KB EEPROM, LCD, USB, ADC, DAC

• Ultra-low-power platform – 1.65 V to 3.6 V power supply – -40 °C to 105 °C temperature range – 290 nA Standby mode (3 wakeup pins), 1.11 µA Standby mode + RTC, 560 nA Stop mode (16 wakeup lines), 1.4 µA Stop mode + RTC, 11 µA Low-power run mode down to 4.6 µA in Low-power sleep mode – 195 µA/MHz Run mode – 10 nA ultra-low I/O leakage – 8 µs wakeup time
• Core: Arm Cortex - M3 32-bit CPU – From 32 kHz up to 32 MHz max – 1.25 DMIPS/MHz (Dhrystone 2.1) – Memory protection unit
• Up to 34 capacitive sensing channels
• CRC calculation unit, 96-bit unique ID
• Reset and supply management – Low-power, ultrasafe BOR (brownout reset) with 5 selectable thresholds – Ultra-low-power POR/PDR – Programmable voltage detector (PVD)
• Clock sources – 1 to 24 MHz crystal oscillator – 32 kHz oscillator for RTC with calibration – Internal 16 MHz oscillator factory trimmed RC(+/-1 %) with PLL option – Internal low-power 37 kHz oscillator, Internal multispeed low-power 65 kHz to 4.2 MHz oscillator, PLL for CPU clock and USB (48 MHz)
• Pre-programmed bootloader
• USB and USART supported
• Up to 116 fast I/Os (102 I/Os 5V tolerant), all mappable on 16 external interrupt vectors
• Memories – 512 Kbytes of Flash memory with ECC (with 2 banks of 256 Kbytes enabling RWW capability) – 80 Kbytes of RAM, 16 Kbytes of true EEPROM with ECC – 128-byte backup register
• LCD driver (except STM32L151xE devices) up to 8x40 segments, contrast adjustment, blinking mode, step-up converter
• Rich analog peripherals (down to 1.8 V) – 2x operational amplifiers, 12-bit ADC 1 Msps up to 40 channels, 12-bit DAC 2 ch with output buffers, 2x ultra-low-power comparators (window mode and wake up capability)
• DMA controller 12x channels
• 11x peripheral communication interfaces – 1x USB 2.0 (internal 48 MHz PLL) – 5x USARTs, Up to 8x SPIs (2x I2S, 3x 16 Mbit/s) – 2x I2Cs (SMBus/PMBus)
• 11x timers: 1x 32-bit, 6x 16-bit with up to 4 IC/OC/PWM channels, 2x 16-bit basic timers, 2x watchdog timers (independent and window)
• Development support: serial wire debug, JTAG and trace