STM32L152CB PDF даташит

Спецификация STM32L152CB изготовлена «STMicroelectronics» и имеет функцию, называемую «(STM32L15xx6/8/B) Ultra-low-power 32-bit MCU».

Детали детали

Номер произв	STM32L152CB
Описание	(STM32L15xx6/8/B) Ultra-low-power 32-bit MCU
Производители	STMicroelectronics
логотип

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STM32L151x6/8/B

STM32L152x6/8/B

Ultra-low-power 32-bit MCU ARM®-based Cortex®-M3,

128KB Flash, 16KB SRAM, 4KB EEPROM, LCD, USB, ADC, DAC

Datasheet - production data

Features

• Ultra-low-power platform

– 1.65 V to 3.6 V power supply

– -40°C to 85°C/105°C temperature range

– 0.3 µA Standby mode (3 wakeup pins)

– 0.9 µA Standby mode + RTC

– 0.57 µA Stop mode (16 wakeup lines)

– 1.2 µA Stop mode + RTC

– 9 µA Low-power run mode

– 214 µA/MHz Run mode

– 10 nA ultra-low I/O leakage

– < 8 µs wakeup time

• 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

• 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 24 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

– PLL for CPU clock and USB (48 MHz)

• Pre-programmed bootloader

– 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

• Memories

– Up to 128 Kbytes Flash memory with ECC

– Up to 16 Kbytes RAM

LQFP100 14 × 14 mm UFBGA100 7 × 7 mm UFQFPN48 7 × 7 mm

LQFP64 10 × 10 mm TFBGA64 5 × 5 mm

LQFP48 7 × 7 mm

– Up to 4 Kbytes of true EEPROM with ECC

– 80-byte backup register

• LCD Driver (except STM32L151x/6/8/B

devices) for up to 8x40 segments

– Support contrast adjustment

– Support blinking 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

– 2x ultra-low-power-comparators

(window mode and wake up capability)

• DMA controller 7x channels

• 8x peripheral communication interfaces

– 1x USB 2.0 (internal 48 MHz PLL)

– 3x USARTs (ISO 7816, IrDA)

– 2x SPIs 16 Mbit/s

– 2x I2Cs (SMBus/PMBus)

• 10x timers: 6x 16-bit with up to 4 IC/OC/PWM

channels, 2x 16-bit basic timers, 2x watchdog

timers (independent and window)

• Up to 20 capacitive sensing channels

supporting touchkey, linear and rotary touch

sensors

• CRC calculation unit, 96-bit unique ID

Table 1. Device summary

Reference

Part number

STM32L151x6/8/B

STM32L151CB, STM32L151C8,

STM32L151C6, STM32L151RB,

STM32L151R8, STM32L151R6,

STM32L151VB, STM32L151V8

STM32L152x6/8/B

STM32L152CB, STM32L152C8,

STM32L152C6, STM32L152RB,

STM32L152R8, STM32L152R6,

STM32L152VB, STM32L152V8

April 2016

This is information on a product in full production.

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Contents

STM32L151x6/8/B STM32L152x6/8/B

1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

2 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

2.1 Device overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

2.2 Ultra-low-power device continuum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

2.2.1 Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

2.2.2 Shared peripherals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

2.2.3 Common system strategy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

2.2.4 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

3 Functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

3.1 Low power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

3.2 ARM® Cortex®-M3 core with MPU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

3.3 Reset and supply management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

3.3.1 Power supply schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

3.3.2 Power supply supervisor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

3.3.3 Voltage regulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

3.3.4 Boot modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

3.4 Clock management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

3.5 Low power real-time clock and backup registers . . . . . . . . . . . . . . . . . . . 23

3.6 GPIOs (general-purpose inputs/outputs) . . . . . . . . . . . . . . . . . . . . . . . . . 23

3.7 Memories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

3.8 DMA (direct memory access) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

3.9 LCD (liquid crystal display) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

3.10 ADC (analog-to-digital converter) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

3.10.1 Temperature sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

3.10.2 Internal voltage reference (VREFINT) . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

3.11 DAC (digital-to-analog converter) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

3.12 Ultra-low-power comparators and reference voltage . . . . . . . . . . . . . . . . 26

3.13 Routing interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

3.14 Touch sensing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

3.15 Timers and watchdogs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

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STM32L151x6/8/B STM32L152x6/8/B

Contents

3.16

3.17

3.18

3.15.1 General-purpose timers (TIM2, TIM3, TIM4, TIM9, TIM10 and TIM11) . 28

3.15.2 Basic timers (TIM6 and TIM7) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

3.15.3 SysTick timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

3.15.4 Independent watchdog (IWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

3.15.5 Window watchdog (WWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

Communication interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

3.16.1 I²C bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

3.16.2 Universal synchronous/asynchronous receiver transmitter (USART) . . 29

3.16.3 Serial peripheral interface (SPI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

3.16.4 Universal serial bus (USB) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

CRC (cyclic redundancy check) calculation unit . . . . . . . . . . . . . . . . . . . 30

Development support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

4 Pin descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

5 Memory mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

6 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

6.1 Parameter conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

6.1.1 Minimum and maximum values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

6.1.2 Typical values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

6.1.3 Typical curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

6.1.4 Loading capacitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

6.1.5 Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

6.1.6 Power supply scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

6.1.7 Optional LCD power supply scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

6.1.8 Current consumption measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

6.2 Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

6.3 Operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

6.3.1 General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

6.3.2 Embedded reset and power control block characteristics . . . . . . . . . . . 54

6.3.3 Embedded internal reference voltage . . . . . . . . . . . . . . . . . . . . . . . . . . 56

6.3.4 Supply current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

6.3.5 Wakeup time from Low power mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

6.3.6 External clock source characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

6.3.7 Internal clock source characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 75

6.3.8 PLL characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77

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