STM32L151VC STMicroelectronics, STM32L151VC Datasheet - Page 3

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STM32L151VC

Manufacturer Part Number
STM32L151VC
Description
Ultra-low-power ARM Cortex-M3 MCU with 256 Kbytes Flash, 32 MHz CPU, LCD, USB, 3xOp-amp
Manufacturer
STMicroelectronics
Datasheet

Specifications of STM32L151VC

Operating Power Supply Range
1.65 V to 3.6 V (without BOR) or 1.8 V to 3.6 V
7 Modes
Sleep, Low-power run (11 μA at 32 kHz) , Low-power sleep (4.4 μA), Stop with RTC, Stop (650 nA), Standby with RTC, Standby (300 nA)
Ultralow Leakage Per I/o
50 nA max
Fast Wakeup Time From Stop
8 μs
Core
ARM 32-bit Cortex™-M3 CPU
Dma
12-channel DMA controller
11 Timers
one 32-bit and six 16-bit general-purpose timers, two 16-bit basic timers, two watchdog timers (independent and window)

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STM32L151xC, STM32L152xC
4
5
6
3.17
3.18
3.19
Pin descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Memory mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
6.1
6.2
6.3
Communication interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Development support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
3.16.2
3.16.3
3.16.4
3.16.5
3.17.1
3.17.2
3.17.3
3.17.4
3.17.5
CRC (cyclic redundancy check) calculation unit . . . . . . . . . . . . . . . . . . . 26
Parameter conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
6.1.1
6.1.2
6.1.3
6.1.4
6.1.5
6.1.6
6.1.7
Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
6.3.1
6.3.2
6.3.3
6.3.4
6.3.5
6.3.6
6.3.7
6.3.8
6.3.9
Basic timers (TIM6 and TIM7) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
SysTick timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Independent watchdog (IWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Window watchdog (WWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
I²C bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Universal synchronous/asynchronous receiver transmitter (USART) . . 25
Serial peripheral interface (SPI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Inter-integrated sound (I2S) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Universal serial bus (USB) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Minimum and maximum values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Typical values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Typical curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Loading capacitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Power supply scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
Current consumption measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Embedded reset and power control block characteristics . . . . . . . . . . . 49
Embedded internal reference voltage . . . . . . . . . . . . . . . . . . . . . . . . . . 51
Supply current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
External clock source characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Internal clock source characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
PLL characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Memory characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
EMC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Doc ID 022799 Rev 1
Contents
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