STM32L082KB STM32L082KZ
STM32L082CZ
Ultra-low-power 32-bit MCU Arm®-based Cortex®-M0+, up to 192KB
Flash, 20KB SRAM, 6KB EEPROM, USB, ADC, DACs, AES
Datasheet - production data
Features
• Ultra-low-power platform
– 1.65 V to 3.6 V power supply
– -40 to 125 °C temperature range
– 0.29 µA Standby mode (3 wakeup pins)
– 0.43 µA Stop mode (16 wakeup lines)
– 0.86 µA Stop mode + RTC + 20-Kbyte RAM
retention
– Down to 93 µA/MHz in Run mode
– 5 µs wakeup time (from Flash memory)
– 41 µA 12-bit ADC conversion at 10 ksps
• Core: Arm® 32-bit Cortex®-M0+ with MPU
– From 32 kHz up to 32 MHz max.
– 0.95 DMIPS/MHz
• Memories
– Up to 192-Kbyte Flash memory with ECC (2
banks with read-while-write capability)
– 20-Kbyte RAM
– 6 Kbytes of data EEPROM with ECC
– 20-byte backup register
– Sector protection against R/W operation
• Up to 40 fast I/Os (34 I/Os 5V tolerant)
• Reset and supply management
– Ultra-safe, low-power BOR (brownout reset)
with 5 selectable thresholds
– Ultra-low-power POR/PDR
– Programmable voltage detector (PVD)
• Clock sources
– 1 to 25 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 RC
– Internal self calibration of 48 MHz RC for USB
– PLL for CPU clock
• Pre-programmed bootloader
– USB, USART supported
• Development support
– Serial wire debug supported
LQFP32
(7x7 mm)
UFQFPN32
(5x5 mm)
UFQFPN48
(7x7 mm)
Standard and thin
WLCSP36
(2.61x2.88 mm)
• Rich Analog peripherals
– 12-bit ADC 1.14 Msps, up to 13 channels (down
to 1.65 V)
– 2 x 12-bit channel DACs with output buffers
(down to 1.8 V)
– 2x ultra-low-power comparators (window mode
and wake up capability, down to 1.65 V)
• Up to 19 capacitive sensing channels supporting
touchkey, linear and rotary touch sensors
• 7-channel DMA controller, supporting ADC, SPI,
I2C, USART, DAC, Timers, AES
• 11x peripheral communication interfaces
– 1x USB 2.0 crystal-less, battery charging
detection and LPM
– 4x USART (2 with ISO 7816, IrDA), 1x UART
(low power)
– Up to 6x SPI 16 Mbits/s
– 3x I2C (2 with SMBus/PMBus)
• 11x timers: 2x 16-bit with up to 4 channels, 2x 16-bit
with up to 2 channels, 1x 16-bit ultra-low-power
timer, 1x SysTick, 1x RTC, 2x 16-bit basic for DAC,
and 2x watchdogs (independent/window)
• CRC calculation unit, 96-bit unique ID
• True RNG and firewall protection
• Hardware Encryption Engine AES 128-bit
• All packages are ECOPACK2
November 2019
This is information on a product in full production.
DS10688 Rev 6
1/129
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