STM32L072KB datasheet(1/147 Pages) STMICROELECTRONICS

Part #	STM32L072KB

Description	Ultra-low-power 32-bit MCU ARM-based Cortex-M0, up to 192KB Flash, 20KB SRAM, 6KB EEPROM, USB, ADC, DACs

PDF	147 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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1 / 147 page

This is information on a product in full production.

March 2016

DocID027100 Rev 3

1/147

STM32L072x8 STM32L072xB

STM32L072xZ

Ultra-low-power 32-bit MCU ARM®-based Cortex®-M0+, up to 192KB

Flash, 20KB SRAM, 6KB EEPROM, USB, ADC, DACs

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 KB 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

 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

 Up to 84 fast I/Os (78 I/Os 5V tolerant)

 Memories

– Up to 192 KB Flash memory with ECC(2 banks

with read-while-write capability)

–20 KB RAM

– 6 KB of data EEPROM with ECC

– 20-byte backup register

– Sector protection against R/W operation

 Rich Analog peripherals

– 12-bit ADC 1.14 Msps up to 16 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 24 capacitive sensing channels supporting

touchkey, linear and rotary touch sensors

 7-channel DMA controller, supporting ADC, SPI,

I2C, USART, DAC, Timers

 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

 All packages are ECOPACK®2

Table 1. Device summary

Reference

Part number

STM32L072x8 STM32L072V8

STM32L072xB

STM32L072VB, STM32L072RB,

STM32L072CB, STM32L072KB

STM32L072xZ

STM32L072VZ, STM32L072RZ,

STM32L072CZ, STM32L072KZ

LQFP32 7x7 mm

LQFP48 7x7 mm

LQFP64 10x10 mm

LQFP100 14x14 mm

WLCSP49

(3.294x3.258 mm)

UFBGA64

TFBGA64

5x5mm

UFBGA100

7x7 mm

UFQFPN32

5x5 mm

www.st.com

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STM32L072KB Datasheet(PDF) 1 Page - STMicroelectronics

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