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STM32L151xx STM32L152xx 技术手册

更新时间：2019-11-06 09:46:29 大小：2M 上传用户：guanxionghui查看TA发布的资源 标签：stm32 下载积分：2分 评价赚积分 （如何评价?） 打赏 收藏 评论(0) 举报

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主要为stm32的一个技术手册，STM32L151xx 用于低功耗。

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STM32L151xx.pdf 2M

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STM32L151xx  
STM32L152xx  
Ultralow power ARM-based 32-bit MCU with up to 128 KB Flash,  
RTC, LCD, USB, USART, I2C, SPI, timers, ADC, DAC, comparators  
Features  
■ Operating conditions  
LQFP100 14 × 14 mm  
LQFP64 10 × 10 mm  
LQFP48 7 × 7 mm  
BGA100 7 × 7 mm  
BGA64 5 × 5 mm  
UFQFPN48  
7 × 7 mm  
– Operating power supply range: 1.65 V to  
3.6 V (without BOR) or 1.8 V to 3.6 V (with  
BOR option)  
– Up to 16 Kbyte of RAM  
– Temperature range: –40 to 85 °C  
■ Up to 83 fast I/Os (73 of which are 5 V-tolerant)  
all mappable on 16 external interrupt vectors  
■ Low power features  
– 4 modes: Sleep, Low-power run (9 µA at  
32 kHz), Low-power sleep (4.4 µA),  
Stop with RTC 1.45 µA, Stop 570 nA),  
Standby 300 nA)  
– Dynamic core voltage scaling down to  
233 µA/MHz  
– Ultralow leakage per I/O: 50 nA  
– Fast wakeup from Stop: 8 µs  
– Three wakeup pins  
■ Development support  
– Serial wire debug, JTAG and trace  
■ DMA: 7-channel DMA controller, supporting  
2
timers, ADC, SPIs, I Cs and USARTs  
■ LCD 8 × 40 or 4 × 44 with step-up converter  
■ 12-bit ADC up to 1 Msps/24 channels  
– Temperature sensor and internal voltage  
reference  
– Operates down to 1.8 V  
™
■ Core: ARM 32-bit Cortex -M3 CPU  
■ 2 × 12-bit DACs with output buffers  
– 32 MHz maximum frequency,  
33.3 DMIPS peak (Dhrystone 2.1)  
■ 2 ultralow power comparators  
– Window mode and wakeup capability  
– Memory protection unit  
■ 10 timers:  
■ Reset and supply management  
– Low power, ultrasafe BOR (brownout reset)  
with 5 selectable thresholds  
– 6 × 16-bit general-purpose timers, each  
with up to 4 IC/OC/PWM channels  
– 2 × 16-bit basic timers  
– 2 × watchdog timers (independent and  
window)  
– Ultralow power POR/PDR  
– Programmable voltage detector (PVD)  
■ Clock management  
■ Up to 8 communication interfaces  
– 1 to 24 MHz crystal oscillator  
2
– Up to 2 × I C interfaces (SMBus/PMBus)  
– Up to 3 × USARTs (ISO 7816 interface,  
LIN, IrDA capability, modem control)  
– Up to 2 × SPIs (16 Mbit/s)  
– USB 2.0 full speed interface  
– 32 kHz oscillator for RTC with calibration  
– Internal 16 MHz factory-trimmed RC  
– Internal 37 kHz low consumption RC  
– Internal multispeed low power RC, 65 kHz  
to 4.2 MHz with consumption down to  
1.5 µA  
■ CRC calculation unit, 96-bit unique ID  
– PLL for CPU clock and USB (48 MHz)  
Table 1.  
Device summary  
Part number  
■ Low powecalendar RTC  
Reference  
STM32L151CB, STM32L151C8, STM32L151C6,  
STM32L151xx STM32L151RB, STM32L151R8, STM32L151R6,  
STM32L151VB, STM32L151V8  
– A, p
■ Memories  
STM32L152CB, STM32L152C8, STM32L152C6,  
STM32L152xx STM32L152RB, STM32L152R8, STM32L152R6,  
STM32L152VB, STM32L152V8  
– Up to 128 Kbyte of Flash memory with ECC  
– 4 Kbyte of data EEPROM with ECC  
January 2012  
Doc ID 17659 Rev 6  
1/109  
1
 

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