This is information on a product in full production.
March 2015
DocID026119 Rev 5
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STM32L15xQC STM32L15xRC-A
STM32L15xVC-A STM32L15xZC
Ultra-low-power 32b MCU ARM
®
-based Cortex
®
-M3, 256KB Flash,
32KB SRAM, 8KB EEPROM, LCD, USB, ADC, DAC
Datasheet
-
production data
Features
•
Ultra-low-power platform
– 1.65 V to 3.6 V power supply
–
-40°C to 105°C
temperature range
– 305 nA standby mode (3 wakeup pins)
– 1.15 µA standby mode + RTC
– 0.475 µA stop mode (16 wakeup lines)
– 1.35 µA stop mode + RTC
– 11 µA Low-power run mode
– 230 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 23 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
– High Speed Internal 16 MHz factory-
trimmed RC (+/- 1%)
– Internal low-power 37 kHz RC
– Internal multispeed low-power 65 kHz to
4.2 MHz
– PLL for CPU clock and USB (48 MHz)
•
Pre-programmed bootloader
– USB and USART supported
•
Serial wire debug, JTAG and trace
•
Up to 116 fast I/Os (102 I/Os 5V tolerant), all
mappable on 16 external interrupt vectors
•
Memories
– 256 KB Flash with ECC
– 32 KB RAM
– 8 KB of true EEPROM with ECC
– 128B backup register
•
LCD driver (except STM32L151xC/C-A
devices) up to 8x40 segments, contrast
adjustment, blinking mode, step-up converter
•
Rich analog peripherals (down to 1.8V)
– 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
•
9x peripheral communication interfaces
– 1x USB 2.0 (internal 48 MHz PLL)
– 3x USART
– 3x SPI 16 Mbits/s (2x SPI with I2S)
– 2x I2C (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)
Table 1. Device summary
Reference
Part numbers
STM32L151QC
STM32L151RC-A
STM32L151VC-A
STM32L151ZC
STM32L151QCH6
STM32L151RCT6A, STM32L151RCY6
STM32L151VCT6A
STM32L151ZCT6
STM32L152QC
STM32L152RC-A
STM32L152VC-A
STM32L152ZC
STM32L152QCH6
STM32L152RCT6A
STM32L152VCT6A
STM32L152ZCT6
LQFP144 (20 × 20 mm)
LQFP100 (14 × 14 mm)
LQFP64 (10 × 10 mm)
UFBGA132
(7 × 7 mm)
WLCSP64
(0.400 mm pitch)
