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STM32L052K8T6 数据手册 - ST Microelectronics（意法半导体）
制造商:
ST Microelectronics（意法半导体）
分类:
微控制器
封装:
LQFP-32
描述:
STMICROELECTRONICS STM32L052K8T6 微控制器, 32位, 超低功率, ARM 皮质-M0+, 32 MHz, 64 KB, 8 KB, 32 引脚, LQFP
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
引脚图在P38P39P40P41P42P43P44P45P46P47P48P49Hot
典型应用电路图在P78P97
封装尺寸在P115P116P117P118P119P120P121P122P123P124P125P126
型号编码规则在P61P142
技术参数、封装参数在P56
电气规格在P54P55P56P57P58P59P60P61P62P63P64P65
导航目录
STM32L052K8T6数据手册
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This is information on a product in full production.
February 2021 DS10182 Rev 10 1/150
STM32L052x6 STM32L052x8
Ultra-low-power 32-bit MCU Arm
®
-based Cortex
®
-M0+, up to 64 KB
Flash memory, 8 KB SRAM, 2 KB EEPROM, USB, ADC, DAC
Datasheet - production data
Features
Includes ST state-of-the-art patented
technology
• Ultra-low-power platform
– 1.65 V to 3.6 V power supply
– -40 to 125 °C temperature range
– 0.27 µA Standby mode (2 wakeup pins)
– 0.4 µA Stop mode (16 wakeup lines)
– 0.8 µA Stop mode + RTC + 8-Kbyte RAM
retention
– 88 µA/MHz in Run mode
– 3.5 µs wakeup time (from RAM)
– 5 µs wakeup time (from Flash memory)
• Core: Arm
®
32-bit Cortex
®
-M0+ with MPU
– From 32 kHz up to 32 MHz max.
– 0.95 DMIPS/MHz
• Memories
– Up to 64-Kbyte Flash memory with ECC
– 8-Kbyte RAM
– 2 Kbytes of data EEPROM with ECC
– 20-byte backup register
– Sector protection against R/W operation
• Up to 51 fast I/Os (45 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
– USART, SPI supported
• Development support
– Serial wire debug supported
• Rich Analog peripherals
– 12-bit ADC 1.14 Msps up to 16 channels
(down to 1.65 V)
– 12-bit 1 channel DAC 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
• 8x peripheral communication interfaces
– 1x USB 2.0 crystal-less, battery charging
detection and LPM
– 2x USART (ISO 7816, IrDA), 1x UART (low
power)
– Up to 4x SPI 16 Mbits/s
– 2x I2C (SMBus/PMBus)
• 9x timers: 1x 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, 1x 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 ECOPACK2
Table 1. Device summary
Reference Part number
STM32L052x6
STM32L052C6, STM32L052K6,
STM32L052R6, STM32L052T6
STM32L052x8
STM32L052C8, STM32L052K8,
STM32L052R8, STM32L052T8
UFQFPN32
(5x5 mm)
UFQFPN48
(7x7 mm)
LQFP32 (7x7 mm)
LQFP48 (7x7 mm)
LQFP64 (10x10 mm)
Standard and
thin WLCSP36
(2.61x2.88 mm)
TFBGA64
(5x5 mm)
FBGA
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