STM32L151CB STMicroelectronics, STM32L151CB Datasheet - Page 3
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STM32L151CB
Manufacturer Part Number
STM32L151CB
Description
Ultra-low-power ARM Cortex-M3 MCU with 128 Kbytes Flash, 32 MHz CPU, LCD, USB
Manufacturer
STMicroelectronics
Datasheet
1.STM32L152VB.pdf
(109 pages)
Specifications of STM32L151CB
Operating Power Supply Range
1.65 V to 3.6 V (without BOR) or 1.8 V to 3.6 V (with BOR option)
Temperature Range
–40 to 85 °C
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)
Ultralow Leakage Per I/o
50 nA
Fast Wakeup From Stop
8 μs
Core
ARM 32-bit Cortex™-M3 CPU
Dma
7-channel DMA controller, supporting timers, ADC, SPIs, I2Cs and USARTs
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STM32L151xx, STM32L152xx
4
5
6
3.15
3.16
3.17
Pin descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Memory mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
6.1
6.2
6.3
Communication interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Development support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
3.14.5
3.15.1
3.15.2
3.15.3
3.15.4
CRC (cyclic redundancy check) calculation unit . . . . . . . . . . . . . . . . . . . 24
Parameter conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
6.1.1
6.1.2
6.1.3
6.1.4
6.1.5
6.1.6
6.1.7
Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
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
6.3.10
6.3.11
6.3.12
6.3.13
Window watchdog (WWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
I²C bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Universal synchronous/asynchronous receiver transmitter (USART) . . 23
Serial peripheral interface (SPI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Universal serial bus (USB) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Minimum and maximum values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Typical values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Typical curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Loading capacitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Power supply scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Current consumption measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Embedded reset and power control block characteristics . . . . . . . . . . . 46
Embedded internal reference voltage . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Supply current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
External clock source characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Internal clock source characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
PLL characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Memory characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68
EMC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Absolute maximum ratings (electrical sensitivity) . . . . . . . . . . . . . . . . . 71
I/O current injection characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
I/O port characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
NRST pin characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Doc ID 17659 Rev 6
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