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STM32L052K8U3TR 数据手册 - ST Microelectronics（意法半导体）
制造商:
ST Microelectronics（意法半导体）
分类:
32位控制器
封装:
QFN
描述:
STMICROELECTRONICS STM32L052K8U3TR 微控制器, 32位, ARM 皮质-M0, 32 MHz, 64 KB, 8 KB, 32 引脚, UFQFPN
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
引脚图在P37P38P40P41P42P44P46P48P50Hot
典型应用电路图在P76P94
封装尺寸在P110P112P114P116P118P120P122P124P126P128
型号编码规则在P58P129
技术参数、封装参数在P54
电气规格在P52P54P56P58P60P62P64P66P68P70P72P74
导航目录
STM32L052K8U3TR数据手册
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This is information on a product in full production.
July 2015 DocID025936 Rev 5 1/134
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
•
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 KB RAM retention
– 88 µA/MHz 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
•
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
•
Up to 51 fast I/Os (45 I/Os 5V tolerant)
•
Memories
–
Up to
64 KB Flash memory with ECC
–8KB RAM
– 2 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)
– 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 1.8 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)
•
2x 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 ECOPACK
®
2
Table 1. Device summary
Reference Part number
STM32L052x6
STM32L052C6
STM32L052K6
STM32L052R6
STM32L052T6
STM32L052x8
STM32L052C8
STM32L052K8
STM32L052R8
STM32L052T8
UFQFPN32
5x5 mm
LQFP32 7x7 mm
LQFP48 7x7 mm
LQFP64 10x10 mm
WLCSP36
TFBGA64
5x5mm
)%*$
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