STM32F051K8T6TR datasheet, PDF

Datasheet> All Categories > semiconductor> The embedded processor and controller> STM32F051K8T6TR

STM32F051K8T6TR: DescriptionAnalog to Digital Converters - ADC 16B ADC w/Integrated MUX; Categorysemiconductor The embedded processor and controller; File Size2MB，122 Pages; ManufacturerSTMicroelectronics; Websitehttp://www.st.com/

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STM32F051K8T6TR Overview

Analog to Digital Converters - ADC 16B ADC w/Integrated MUX

STM32F051K8T6TR Parametric

Parameter Name	Attribute value
Product Category	ARM Microcontrollers - MCU
Manufacturer	STMicroelectronics
RoHS	Details
Mounting Style	SMD/SMT
Package / Case	LQFP-32
Core	ARM Cortex M0
Data Bus Width	32 bit
Maximum Clock Frequency	48 MHz
Program Memory Size	64 kB
Data RAM Size	8 kB
Operating Supply Voltage	2 V to 3.6 V
Maximum Operating Temperature	+ 85 C
Packaging	Reel
Packaging	MouseReel
Packaging	Cut Tape
Data RAM Type	SRAM
Minimum Operating Temperature	- 40 C
Moisture Sensitive	Yes
Processor Series	ARM Cortex M
Program Memory Type	Flash
Factory Pack Quantity	2400
Unit Weight	0.027302 oz

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STM32F051x4 STM32F051x6

STM32F051x8

ARM

-based 32-bit MCU, 16 to 64 KB Flash, 11 timers, ADC,

DAC and communication interfaces, 2.0-3.6 V

Datasheet

production data

Features

•

Core: ARM

32-bit Cortex

-M0 CPU,

frequency up to 48 MHz

•

Memories

– 16 to 64 Kbytes of Flash memory

– 8 Kbytes of SRAM with HW parity checking

•

CRC calculation unit

•

Reset and power management

– Digital and I/O supply: V

= 2.0 V to 3.6 V

– Analog supply: V

DDA

= from V

to 3.6 V

– Power-on/Power down reset (POR/PDR)

– Programmable voltage detector (PVD)

– Low power modes: Sleep, Stop, Standby

– V

BAT

supply for RTC and backup registers

•

Clock management

– 4 to 32 MHz crystal oscillator

– 32 kHz oscillator for RTC with calibration

– Internal 8 MHz RC with x6 PLL option

– Internal 40 kHz RC oscillator

•

Up to 55 fast I/Os

– All mappable on external interrupt vectors

– Up to 36 I/Os with 5 V tolerant capability

•

5-channel DMA controller

•

One 12-bit, 1.0 µs ADC (up to 16 channels)

– Conversion range: 0 to 3.6 V

– Separate analog supply from 2.4 up to 3.6

•

One 12-bit DAC channel

•

Two fast low-power analog comparators with

programmable input and output

•

Up to 18 capacitive sensing channels

supporting touchkey, linear and rotary touch

sensors

•

Up to 11 timers

– One 16-bit 7-channel advanced-control

timer for 6 channels PWM output, with

deadtime generation and emergency stop

– One 32-bit and one 16-bit timer, with up to

4 IC/OC, usable for IR control decoding

January 2017

This is information on a product in full production.

LQFP64 10x10 mm UFQFPN48 7x7 mm UFBGA64

UFQFPN32 5x5 mm 5x5 mm

LQFP48 7x7 mm

LQFP32 7x7 mm

WLCSP36

2.6x2.7 mm

– One 16-bit timer, with 2 IC/OC, 1 OCN,

deadtime generation and emergency stop

– Two 16-bit timers, each with IC/OC and

OCN, deadtime generation, emergency

stop and modulator gate for IR control

– One 16-bit timer with 1 IC/OC

– Independent and system watchdog timers

– SysTick timer: 24-bit downcounter

– One 16-bit basic timer to drive the DAC

•

Calendar RTC with alarm and periodic wakeup

from Stop/Standby

•

Communication interfaces

– Up to two I

C interfaces, one supporting

Fast Mode Plus (1 Mbit/s) with 20 mA

current sink, SMBus/PMBus and wakeup

from Stop mode

– Up to two USARTs supporting master

synchronous SPI and modem control, one

with ISO7816 interface, LIN, IrDA

capability, auto baud rate detection and

wakeup feature

– Up to two SPIs (18 Mbit/s) with 4 to 16

programmable bit frame, one with I

interface multiplexed

•

HDMI CEC interface, wakeup on header

reception

•

Serial wire debug (SWD)

•

96-bit unique ID

•

All packages ECOPACK

Table 1. Device summary

Reference

Part number

STM32F051C4, STM32F051K4, STM32F051R4

STM32F051C6, STM32F051K6, STM32F051R6

STM32F051C8, STM32F051K8, STM32F051R8,

STM32F051T8

STM32F051xx

DocID022265 Rev 7

1/122

www.st.com

Contents

STM32F051x4 STM32F051x6 STM32F051x8

Contents

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

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

3.1

3.2

3.3

3.4

3.5

ARM

-Cortex

-M0 core . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Memories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Boot modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Cyclic redundancy check calculation unit (CRC) . . . . . . . . . . . . . . . . . . . 14

Power management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

3.5.1

3.5.2

3.5.3

3.5.4

Power supply schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Power supply supervisors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Voltage regulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Low-power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

3.6

3.7

3.8

3.9

Clocks and startup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

General-purpose inputs/outputs (GPIOs) . . . . . . . . . . . . . . . . . . . . . . . . . 16

Direct memory access controller (DMA) . . . . . . . . . . . . . . . . . . . . . . . . . . 17

Interrupts and events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

3.9.1

3.9.2

Nested vectored interrupt controller (NVIC) . . . . . . . . . . . . . . . . . . . . . . 17

Extended interrupt/event controller (EXTI) . . . . . . . . . . . . . . . . . . . . . . 17

Temperature sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Internal voltage reference (V

REFINT

) . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

BAT

battery voltage monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

3.10

Analog-to-digital converter (ADC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

3.10.1

3.10.2

3.10.3

3.11

3.12

3.13

3.14

Digital-to-analog converter (DAC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Comparators (COMP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Touch sensing controller (TSC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Timers and watchdogs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

3.14.1

3.14.2

3.14.3

3.14.4

3.14.5

Advanced-control timer (TIM1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

General-purpose timers (TIM2, 3, 14, 15, 16, 17) . . . . . . . . . . . . . . . . . 22

Basic timer TIM6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Independent watchdog (IWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

System window watchdog (WWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

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3.14.6

Contents

SysTick timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

3.15

3.16

3.17

3.18

3.19

3.20

Real-time clock (RTC) and backup registers . . . . . . . . . . . . . . . . . . . . . . 23

Inter-integrated circuit interface (I

C) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Universal synchronous/asynchronous receiver/transmitter (USART) . . . 25

Serial peripheral interface (SPI) / Inter-integrated sound interface (I

S) . 26

High-definition multimedia interface (HDMI) - consumer

electronics control (CEC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Serial wire debug port (SW-DP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Pinouts and pin descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Memory mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

6.1

Parameter conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

6.1.1

6.1.2

6.1.3

6.1.4

6.1.5

6.1.6

6.1.7

Minimum and maximum values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Typical values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Typical curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Loading capacitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Power supply scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

Current consumption measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

6.2

6.3

Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 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

6.3.10

6.3.11

6.3.12

6.3.13

General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

Operating conditions at power-up / power-down . . . . . . . . . . . . . . . . . . 47

Embedded reset and power control block characteristics . . . . . . . . . . . 48

Embedded reference voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

Supply current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

Wakeup time from low-power mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

External clock source characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

Internal clock source characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 63

PLL characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66

Memory characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66

EMC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

Electrical sensitivity characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

I/O current injection characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

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Contents

6.3.14

6.3.15

6.3.16

6.3.17

6.3.18

6.3.19

6.3.20

6.3.21

6.3.22

STM32F051x4 STM32F051x6 STM32F051x8

I/O port characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

NRST pin characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75

12-bit ADC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76

DAC electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80

Comparator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82

Temperature sensor characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84

BAT

monitoring characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84

Timer characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84

Communication interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85

Package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91

7.1

7.2

7.3

7.4

7.5

7.6

7.7

7.8

UFBGA64 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91

LQFP64 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94

LQFP48 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97

UFQFPN48 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100

WLCSP36 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103

LQFP32 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106

UFQFPN32 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108

Thermal characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .112

7.8.1

7.8.2

Reference document . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 112

Selecting the product temperature range . . . . . . . . . . . . . . . . . . . . . . 112

Ordering information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 115

Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116

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List of tables

Table 1.

Table 2.

Table 3.

Table 4.

Table 5.

Table 6.

Table 7.

Table 8.

Table 9.

Table 10.

Table 11.

Table 12.

Table 13.

Table 14.

Table 15.

Table 16.

Table 17.

Table 18.

Table 19.

Table 20.

Table 21.

Table 22.

Table 23.

Table 24.

Table 25.

Table 26.

Table 27.

Table 28.

Table 29.

Table 30.

Table 31.

Table 32.

Table 33.

Table 34.

Table 35.

Table 36.

Table 37.

Table 38.

Table 39.

Table 40.

Table 41.

Table 42.

Table 43.

Table 44.

Table 45.

Table 46.

Table 47.

Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

STM32F051xx family device features and peripheral count . . . . . . . . . . . . . . . . . . . . . . . . 11

Temperature sensor calibration values. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Internal voltage reference calibration values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Capacitive sensing GPIOs available on STM32F051xx devices . . . . . . . . . . . . . . . . . . . . 20

Effective number of capacitive sensing channels on STM32F051xx . . . . . . . . . . . . . . . . . 20

Timer feature comparison . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Comparison of I

C analog and digital filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

STM32F051xx I

C implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

STM32F051xx USART implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

STM32F051xx SPI/I

S implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Legend/abbreviations used in the pinout table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Pin definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Alternate functions selected through GPIOA_AFR registers for port A . . . . . . . . . . . . . . . 37

Alternate functions selected through GPIOB_AFR registers for port B . . . . . . . . . . . . . . . 38

STM32F051xx peripheral register boundary addresses . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

Voltage characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Thermal characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

Operating conditions at power-up / power-down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

Embedded reset and power control block characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . 48

Programmable voltage detector characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

Embedded internal reference voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

Typical and maximum current consumption from V

at 3.6 V . . . . . . . . . . . . . . . . . . . . . 50

Typical and maximum current consumption from the V

DDA

supply . . . . . . . . . . . . . . . . . 51

Typical and maximum current consumption in Stop and Standby modes . . . . . . . . . . . . 52

Typical and maximum current consumption from the V

BAT

supply. . . . . . . . . . . . . . . . . . . 53

Typical current consumption, code executing from Flash memory,

running from HSE 8 MHz crystal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54

Switching output I/O current consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56

Peripheral current consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

Low-power mode wakeup timings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

High-speed external user clock characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

Low-speed external user clock characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

HSE oscillator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61

LSE oscillator characteristics (f

LSE

= 32.768 kHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

HSI oscillator characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64

HSI14 oscillator characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65

LSI oscillator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66

PLL characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66

Flash memory characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66

Flash memory endurance and data retention . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

EMS characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

EMI characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

ESD absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

Electrical sensitivities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69

I/O current injection susceptibility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

DocID022265 Rev 7

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STM32F051K8T6TR Related Products

	STM32F051K8T6TR	STM32F051R8T7	STM32F051C8T7	STM32F051K6T7	STM32F051K8U7TR	STM32F051R6T6
Description	Analog to Digital Converters - ADC 16B ADC w/Integrated MUX	Non-Isolated DC/DC Converters 7.5W 24V 5Vout 1.5A Horizontal Mount	Switching Voltage Regulators Transformer Driver for Iso Power Supply	Analog Switch ICs Hi-Volt Single SPDT	Development Boards u0026 Kits - ARM Discovery F0 Board 32-Bit ARM Cortex M0	Digital to Analog Converters - DAC Sngl 8B NV DAC w/Ext Vref u0026 I2C interface
Product Category	ARM Microcontrollers - MCU	-	-	ARM Microcontrollers - MCU	ARM Microcontrollers - MCU	ARM Microcontrollers - MCU
Manufacturer	STMicroelectronics	-	-	STMicroelectronics	STMicroelectronics	STMicroelectronics
RoHS	Details	-	-	Details	Details	Details
Packaging	Cut Tape	-	-	Tray	Reel	Tray
Moisture Sensitive	Yes	-	-	Yes	Yes	Yes
Processor Series	ARM Cortex M	-	-	STM32F0	ARM Cortex M	ARM Cortex M
Factory Pack Quantity	2400	-	-	1500	3000	960

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