STM32L151xE STM32L152xE Ultra-low-power 32-bit MCU Arm -based Cortex -M3 with 512KB Flash, 80KB SRAM, 16KB EEPROM, LCD, USB, ADC, DAC Datasheet - production data Features Includes ST state-of-the-art patented technology LQFP144 (20 20 mm) WLCSP104 UFBGA132 Ultra-low-power platform LQFP100 (14 14 mm) (7 7 mm) (0.4 mm pitch) LQFP64 (10 10 mm) 1.65 V to 3.6 V power supply -40 C to 105 C temperature range 290 nA Standby mode (3 wakeup pins) USB and USART supported 1.11 A Standby mode + RTC Up to 116 fast I/Os (102 I/Os 5V tolerant), all 560 nA Stop mode (16 wakeup lines) mappable on 16 external interrupt vectors 1.4 A Stop mode + RTC Memories 11 A Low-power run mode down to 4.6 A 512 Kbytes of Flash memory with ECC in Low-power sleep mode (with 2 banks of 256 Kbytes enabling RWW 195 A/MHz Run mode capability) 10 nA ultra-low I/O leakage 80 Kbytes of RAM 8 s wakeup time 16 Kbytes of true EEPROM with ECC 128-byte backup register Core: Arm Cortex -M3 32-bit CPU From 32 kHz up to 32 MHz max LCD driver (except STM32L151xE devices) up to 8x40 segments, contrast adjustment, 1.25 DMIPS/MHz (Dhrystone 2.1) blinking mode, step-up converter Memory protection unit Rich analog peripherals (down to 1.8 V) Up to 34 capacitive sensing channels 2x operational amplifiers CRC calculation unit, 96-bit unique ID 12-bit ADC 1 Msps up to 40 channels Reset and supply management 12-bit DAC 2 ch with output buffers Low-power, ultrasafe BOR (brownout reset) 2x ultra-low-power comparators with 5 selectable thresholds (window mode and wake up capability) Ultra-low-power POR/PDR DMA controller 12x channels Programmable voltage detector (PVD) 11x peripheral communication interfaces Clock sources 1x USB 2.0 (internal 48 MHz PLL) 1 to 24 MHz crystal oscillator 5x USARTs 32 kHz oscillator for RTC with calibration Up to 8x SPIs (2x I2S, 3x 16 Mbit/s) Internal 16 MHz oscillator factory trimmed 2 2x I Cs (SMBus/PMBus) RC(+/-1%) with PLL option 11x timers: 1x 32-bit, 6x 16-bit with up to 4 Internal low-power 37 kHz oscillator IC/OC/PWM channels, 2x 16-bit basic timers, Internal multispeed low-power 65 kHz to 2x watchdog timers (independent and window) 4.2 MHz oscillator Development support: serial wire debug, JTAG PLL for CPU clock and USB (48 MHz) and trace Pre-programmed bootloader April 2021 DS10002 Rev 10 1/136 This is information on a product in full production. www.st.comSTM32L151xE STM32L152xE Table 1. Device summary Reference Part number STM32L151xE STM32L151QE, STM32L151RE, STM32L151VE, STM32L151ZE STM32L152xE STM32L152QE, STM32L152RE, STM32L152VE, STM32L152ZE 2/136 DS10002 Rev 10