STM32L073RZI6TR datasheet, PDF

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STM32L073RZI6TR: DescriptionUFBGA 5X5X0.6 64L P; Categorysemiconductor The embedded processor and controller; File Size2MB，143 Pages; ManufacturerSTMicroelectronics; Websitehttp://www.st.com/

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STM32L073RZI6TR Overview

UFBGA 5X5X0.6 64L P

STM32L073RZI6TR Parametric

Parameter Name	Attribute value
core processor	ARM® Cortex®-M0+
core size	32-bit
speed	32MHz
Connectivity	I²C，IrDA，LINbus，SPI，UART/USART，USB
Peripheral	Undervoltage detection/reset, DMA, I²S, LCD, POR, PWM, WDT
Number of I/Os	50
Program storage capacity	192KB（192K x 8）
Program memory type	flash memory
EEPROM capacity	6K x 8
RAM capacity	20K x 8
Voltage - Power Supply (Vcc/Vdd)	1.8 V ~ 3.6 V
data converter	A/D 15x12b，D/A 2x12b
Oscillator type	internal
Operating temperature	-40°C ~ 85°C（TA）
Package/casing	64-UFBGA
Supplier device packaging	64-UFBGA（5x5）

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STM32L073x8 STM32L073xB

STM32L073xZ

Ultra-low-power 32-bit MCU Arm

-based Cortex

-M0+, up to 192KB

Flash, 20KB SRAM, 6KB EEPROM, LCD, USB, ADC, DACs

Datasheet

production data

Features

•

Ultra-low-power platform

– 1.65 V to 3.6 V power supply

–

-40

to 125 °C temperature range

– 0.29 µA Standby mode (3 wakeup pins)

– 0.43 µA Stop mode (16 wakeup lines)

– 0.86 µA Stop mode + RTC + 20 KB RAM

retention

– Down to 93 µA/MHz in Run mode

– 5 µs wakeup time (from Flash memory)

– 41 µA 12-bit ADC conversion at 10 ksps

Core: Arm

32-bit Cortex

-M0+ with MPU

– From 32 kHz up to 32 MHz max.

– 0.95 DMIPS/MHz

Memories

– Up to 192 KB Flash memory with ECC (2 banks

with read-while-write capability)

– 20KB RAM

– 6 KB of data EEPROM with ECC

– 20-byte backup register

– Sector protection against R/W operation

Up to 84 fast I/Os (78 I/Os 5V tolerant)

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 25 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 RC

– Internal self calibration of 48 MHz RC for USB

– PLL for CPU clock

Pre-programmed bootloader

– USB, USART supported

Development support

– Serial wire debug supported

LCD driver for up to 4x52 or 8x48 segments

UFBGA100

7x7 mm

LQFP48 7 x 7 mm

LQFP64 10x10 mm

LQFP100 14x14 mm

TFBGA64

5x5 mm

•

– Support contrast adjustment

– Support blinking mode

– Step-up converted on board

Rich Analog peripherals

– 12-bit ADC 1.14 Msps up to 16 channels (down

to 1.65 V)

– 2 x 12-bit channel DACs with output buffers

(down to 1.8 V)

– 2x ultra-low-power comparators (window mode

and wake up capability, down to 1.65 V)

Up to 24 capacitive sensing channels supporting

touchkey, linear and rotary touch sensors

7-channel DMA controller, supporting ADC, SPI,

I2C, USART, DAC, Timers

11x peripheral communication interfaces

– 1x USB 2.0 crystal-less, battery charging

detection and LPM

– 4x USART (2 with ISO 7816, IrDA), 1x UART

(low power)

– Up to 6x SPI 16 Mbits/s

– 3x I2C (2 with SMBus/PMBus)

11x timers: 2x 16-bit with up to 4 channels, 2x 16-bit

with up to 2 channels, 1x 16-bit ultra-low-power

timer, 1x SysTick, 1x RTC, 2x 16-bit basic for DAC,

and 2x watchdogs (independent/window)

CRC calculation unit, 96-bit unique ID

True RNG and firewall protection

All packages are ECOPACK

Table 1. Device summary

Reference

Part number

STM32L073V8

STM32L073VB, STM32L073RB,

STM32L073CB

STM32L073VZ, STM32L073RZ,

STM32L073CZ

•

STM32L073x8

STM32L073xB

STM32L073xZ

September 2017

This is information on a product in full production.

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www.st.com

Contents

STM32L073xx

Contents

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

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

2.1

2.2

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

Ultra-low-power device continuum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

Functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

3.1

3.2

3.3

3.4

Low-power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

Interconnect matrix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Arm® Cortex®-M0+ core with MPU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20

Reset and supply management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

3.4.1

3.4.2

3.4.3

Power supply schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Power supply supervisor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Voltage regulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

3.5

3.6

3.7

3.8

3.9

3.10

3.11

3.12

3.13

Clock management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Low-power real-time clock and backup registers . . . . . . . . . . . . . . . . . . . 25

General-purpose inputs/outputs (GPIOs) . . . . . . . . . . . . . . . . . . . . . . . . . 25

Memories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Boot modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

Direct memory access (DMA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Liquid crystal display (LCD) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Analog-to-digital converter (ADC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Temperature sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

3.13.1

3.13.2

Internal voltage reference (V

REFINT

) . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

LCD

voltage monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

3.14

3.15

3.16

3.17

Digital-to-analog converter (DAC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

Ultra-low-power comparators and reference voltage . . . . . . . . . . . . . . . . 29

Touch sensing controller (TSC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30

Timers and watchdogs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

3.17.1

3.17.2

3.17.3

General-purpose timers (TIM2, TIM3, TIM21 and TIM22) . . . . . . . . . . . 31

Low-power Timer (LPTIM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

Basic timer (TIM6, TIM7) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

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3.17.4

3.17.5

3.17.6

Contents

SysTick timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

Independent watchdog (IWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

Window watchdog (WWDG) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

3.18

Communication interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

3.18.1

3.18.2

3.18.3

3.18.4

3.18.5

I2C bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Universal synchronous/asynchronous receiver transmitter (USART) . . 34

Low-power universal asynchronous receiver transmitter (LPUART) . . . 34

Serial peripheral interface (SPI)/Inter-integrated sound (I2S) . . . . . . . . 35

Universal serial bus (USB) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

3.19

3.20

3.21

Clock recovery system (CRS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Cyclic redundancy check (CRC) calculation unit . . . . . . . . . . . . . . . . . . . 36

Serial wire debug port (SW-DP) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

Pin descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37

Memory mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56

Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

6.1

Parameter conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

6.1.1

6.1.2

6.1.3

6.1.4

6.1.5

6.1.6

6.1.7

6.1.8

Minimum and maximum values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

Typical values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

Typical curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

Loading capacitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

Pin input voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57

Power supply scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58

Optional LCD power supply scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

Current consumption measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . 59

6.2

6.3

Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

Operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

6.3.1

6.3.2

6.3.3

6.3.4

6.3.5

6.3.6

6.3.7

6.3.8

General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

Embedded reset and power control block characteristics . . . . . . . . . . . 64

Embedded internal reference voltage . . . . . . . . . . . . . . . . . . . . . . . . . . 65

Supply current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66

Wakeup time from low-power mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 79

External clock source characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 81

Internal clock source characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 85

PLL characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88

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Contents

6.3.9

6.3.10

6.3.11

6.3.12

6.3.13

6.3.14

6.3.15

6.3.16

6.3.17

6.3.18

6.3.19

6.3.20

6.3.21

STM32L073xx

Memory characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89

EMC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90

Electrical sensitivity characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92

I/O current injection characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93

I/O port characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94

NRST pin characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98

12-bit ADC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99

DAC electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105

Temperature sensor characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . 108

Comparators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108

Timer characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110

Communications interfaces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110

LCD controller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120

Package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122

7.1

7.2

7.3

7.4

7.5

7.6

LQFP100 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 122

UFBGA100 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125

LQFP64 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 128

TFBGA64 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131

LQFP48 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134

Thermal characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137

7.6.1

Reference document . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138

Ordering information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 139

Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140

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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.

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

Ultra-low-power STM32L073xxx device features and peripheral counts . . . . . . . . . . . . . . 11

Functionalities depending on the operating power supply range . . . . . . . . . . . . . . . . . . . . 16

CPU frequency range depending on dynamic voltage scaling . . . . . . . . . . . . . . . . . . . . . . 16

Functionalities depending on the working mode

(from Run/active down to standby) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17

STM32L0xx peripherals interconnect matrix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

Temperature sensor calibration values. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Internal voltage reference measured values. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Capacitive sensing GPIOs available on STM32L073xx devices . . . . . . . . . . . . . . . . . . . . 30

Timer feature comparison . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Comparison of I2C analog and digital filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

STM32L073xx I

C implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

USART implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

SPI/I2S implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

Legend/abbreviations used in the pinout table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

STM32L073xx pin definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

Alternate functions port A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Alternate functions port B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

Alternate functions port C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Alternate functions port D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

Alternate functions port E . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54

Alternate functions port H . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

Voltage characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60

Current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61

Thermal characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61

General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62

Embedded reset and power control block characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . 64

Embedded internal reference voltage calibration values . . . . . . . . . . . . . . . . . . . . . . . . . . 65

Embedded internal reference voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65

Current consumption in Run mode, code with data processing running from

Flash memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67

Current consumption in Run mode vs code type,

code with data processing running from Flash memory . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

Current consumption in Run mode, code with data processing running from RAM . . . . . . 69

Current consumption in Run mode vs code type,

code with data processing running from RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

Current consumption in Sleep mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71

Current consumption in Low-power run mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72

Current consumption in Low-power sleep mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73

Typical and maximum current consumptions in Stop mode . . . . . . . . . . . . . . . . . . . . . . . . 74

Typical and maximum current consumptions in Standby mode . . . . . . . . . . . . . . . . . . . . . 75

Average current consumption during Wakeup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76

Peripheral current consumption in Run or Sleep mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 77

Peripheral current consumption in Stop and Standby mode . . . . . . . . . . . . . . . . . . . . . . . 79

Low-power mode wakeup timings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80

High-speed external user clock characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81

Low-speed external user clock characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82

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STM32L073RZI6TR Related Products

	STM32L073RZI6TR	STM32L073VBT6	STM32L073VZT6U	STM32L073VZI6TR	STM32L073VBT7TR	STM32L073V8T6
Description	UFBGA 5X5X0.6 64L P	USB Interface IC USB to UART Bdg Chip	ARM Microcontrollers - MCU	IC MCU 32BIT 192KB FLASH 100UFBG	IC MCU 32BIT 128KB FLASH 100LQFP	Working voltage: 1.8V ~ 3.6V CPU bits: 32-Bit CPU core: ARM® Cortex®-M0+ Main frequency (MAX): 32MHz ROM type: FLASH
Number of I/Os	50	84 I/O	84 I/O	84	84	84

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