STM32L151R8-A PDF预览

STM32L151R8-A

更新时间: 2025-07-23 14:57:15
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描述
超低功耗Arm Cortex-M3 MCU,具有64-KB Flash存储器、32 MHz CPU和USB

STM32L151R8-A 数据手册

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STM32L151x6/8/B-A  
STM32L152x6/8/B-A  
Ultra-low-power 32-bit MCU ARM®-based Cortex®-M3,  
128KB Flash, 32KB SRAM, 4KB EEPROM, LCD, USB, ADC, DAC  
Datasheet - production data  
Features  
Ultra-low-power platform  
LQFP100 14 × 14 mm  
LQFP64 10 × 10 mm  
LQFP48 7 × 7 mm  
UFQFPN48  
7 × 7 mm  
UFBGA100 7 × 7 mm  
TFBGA64 5 × 5 mm  
– 1.65 V to 3.6 V power supply  
-40°C to 105°C temperature range  
– 0.28 µA Standby mode (3 wakeup pins)  
– 1.11 µA Standby mode + RTC  
– 0.44 µA Stop mode (16 wakeup lines)  
– 1.38 µA Stop mode + RTC  
LCD Driver (except STM32L151x6/8/B-A  
devices) for up to 8x40 segments  
– Support contrast adjustment  
– Support blinking mode  
– 10.9 µA Low-power Run mode  
– 185 µA/MHz Run mode  
– Step-up converter on board  
Rich analog peripherals (down to 1.8 V)  
– 12-bit ADC 1 Msps up to 24 channels  
– 12-bit DAC 2 channels with output buffers  
– 10 nA ultra-low I/O leakage  
– < 8 µs wakeup time  
®
®
– 2x ultra-low-power-comparators  
Core: ARM Cortex -M3 32-bit CPU  
– From 32 kHz up to 32 MHz max  
– 1.25 DMIPS/MHz (Dhrystone 2.1)  
– Memory protection unit  
(window mode and wake up capability)  
DMA controller 7x channels  
8x peripheral communication interfaces  
– 1x USB 2.0 (internal 48 MHz PLL)  
– 3x USART (ISO 7816, IrDA)  
– 2x SPI 16 Mbits/s  
Reset and supply management  
– Ultra-safe, low-power BOR (brownout  
reset) with 5 selectable thresholds  
– 2x I2C (SMBus/PMBus)  
– Ultra-low-power POR/PDR  
– Programmable voltage detector (PVD)  
10x timers: 6x 16-bit with up to 4 IC/OC/PWM  
channels, 2x 16-bit basic timers, 2x watchdog  
timers (independent and window)  
Clock sources  
– 1 to 24 MHz crystal oscillator  
– 32 kHz oscillator for RTC with calibration  
– High Speed Internal 16 MHz factory-  
trimmed RC (+/- 1%)  
Up to 20 capacitive sensing channels  
supporting touchkey, linear and rotary touch  
sensors  
CRC calculation unit, 96-bit unique ID  
– Internal low-power 37 kHz RC  
Table 1. Device summary  
– Internal multispeed low-power 65 kHz to  
4.2 MHz  
– PLL for CPU clock and USB (48 MHz)  
Reference  
Part number  
STM32L151CBxxA  
STM32L151CB-A,  
STM32L151C8-A,  
STM32L151C6-A,  
STM32L151RB-A,  
STM32L151R8-A,  
STM32L151R6-A,  
STM32L151VB-A,  
STM32L151V8-A  
Pre-programmed bootloader  
STM32L151C8xxA,  
STM32L151C6xxA,  
STM32L151RBxxA,  
STM32L151R8xxA,  
STM32L151R6xxA,  
STM32L151VBxxA,  
STM32L151V8xxA  
– USART supported  
Development support  
– Serial wire debug supported  
– JTAG and trace supported  
Up to 83 fast I/Os (73 I/Os 5V tolerant), all  
mappable on 16 external interrupt vectors  
STM32L152CBxxA,  
STM32L152C8xxA,  
STM32L152C6xxA,  
STM32L152RBxxA,  
STM32L152R8xxA,  
STM32L152R6xxA,  
STM32L152VBxxA,  
STM32L152V8xxA  
STM32L152CB-A,  
STM32L152C8-A,  
STM32L152C6-A,  
STM32L152RB-A,  
STM32L152R8-A,  
STM32L152R6-A,  
STM32L152VB-A,  
STM32L152V8-A  
Memories  
– Up to 128 Kbytes Flash memory with ECC  
– Up to 32 Kbytes RAM  
– Up to 4 Kbytes of true EEPROM with ECC  
– 80-byte backup register  
August 2017  
DocID024330 Rev 5  
1/130  
This is information on a product in full production.  
www.st.com  
 

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