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PDF STM32L053R8 Data sheet ( Hoja de datos )

Número de pieza STM32L053R8
Descripción Ultra-low-power 32-bit MCU
Fabricantes STMicroelectronics　
Logotipo STMicroelectronics Logotipo



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No Preview Available ! STM32L053R8 Hoja de datos, Descripción, Manual

STM32L053C6 STM32L053C8
STM32L053R6 STM32L053R8
Ultra-low-power 32-bit MCU ARM®-based Cortex®-M0+, up to 64KB
Flash, 8KB SRAM, 2KB EEPROM, LCD, USB, ADC, DAC
Datasheet - production data
Features
Ultra-low-power platform
– 1.65 V to 3.6 V power supply
– -40 to 125 °C temperature range
– 0.27 µA Standby mode (2 wakeup pins)
– 0.4 µA Stop mode (16 wakeup lines)
– 0.8 µA Stop mode + RTC + 8 KB RAM retention
– 88 µA/MHz in Run mode
– 3.5 µs wakeup time (from RAM)
– 5 µs wakeup time (from Flash memory)
Core: ARM® 32-bit Cortex®-M0+ with MPU
– From 32 kHz up to 32 MHz max.
– 0.95 DMIPS/MHz
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
– PLL for CPU clock
Pre-programmed bootloader
– USART, SPI supported
Development support
– Serial wire debug supported
Up to 51 fast I/Os (45 I/Os 5V tolerant)
Memories
– Up to 64 KB Flash memory with ECC
– 8KB RAM
– 2 KB of data EEPROM with ECC
– 20-byte backup register
– Sector protection against R/W operation
LCD driver for up to 8×28segments
– Support contrast adjustment
– Support blinking mode
– Step-up converted on board
)%*$
LQFP64 10x10 mm
LQFP48 7x7 mm
TFBGA64 5x5 mm
Rich Analog peripherals
– 12-bit ADC 1.14 Msps up to 16 channels (down
to 1.65 V)
– 12-bit 1 channel DAC 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
8x peripheral communication interfaces
– 1x USB 2.0 crystal-less, battery charging
detection and LPM
– 2x USART (ISO 7816, IrDA), 1x UART (low
power)
– Up to 4x SPI 16 Mbits/s
– 2x I2C (SMBus/PMBus)
9x timers: 1x 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, 1x 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®2
March 2016
This is information on a product in full production.
DocID025844 Rev 6
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STM32L053R8 pdf
STM32L053x6 STM32L053x8
List of tables
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.
Ultra-low-power STM32L053x6/x8 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. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Internal voltage reference measured values. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Capacitive sensing GPIOs available on STM32L053x6/8 devices . . . . . . . . . . . . . . . . . . . 31
Timer feature comparison . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Comparison of I2C analog and digital filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
STM32L053x6/8 I2C implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
USART implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
SPI/I2S implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Legend/abbreviations used in the pinout table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
STM32L053x6/8 pin definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Alternate function port A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Alternate function port B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Alternate function port C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Alternate function port D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Alternate function port H . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Voltage characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Current characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
Thermal characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
General operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Embedded reset and power control block characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . 59
Embedded internal reference voltage calibration values . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Embedded internal reference voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Current consumption in Run mode, code with data processing running from Flash. . . . . . 62
Current consumption in Run mode vs code type,
code with data processing running from Flash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Current consumption in Run mode, code with data processing running from RAM . . . . . . 64
Current consumption in Run mode vs code type,
code with data processing running from RAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64
Current consumption in Sleep mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
Current consumption in Low-power run mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Current consumption in Low-power sleep mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
Typical and maximum current consumptions in Stop mode . . . . . . . . . . . . . . . . . . . . . . . . 68
Typical and maximum current consumptions in Standby mode . . . . . . . . . . . . . . . . . . . . . 69
Average current consumption during Wakeup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Peripheral current consumption in Run or Sleep mode . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Peripheral current consumption in Stop and Standby mode . . . . . . . . . . . . . . . . . . . . . . . 72
Low-power mode wakeup timings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
High-speed external user clock characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
Low-speed external user clock characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75
HSE oscillator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
LSE oscillator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77
16 MHz HSI16 oscillator characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
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STM32L053R8 arduino
STM32L053x6 STM32L053x8
2.1 Device overview
Description
Table 1. Ultra-low-power STM32L053x6/x8 device features and peripheral counts
Peripheral
STM32L053C6 STM32L053R6 STM32L053C8 STM32L053R8
Flash (Kbytes)
32 64
Data EEPROM (Kbytes)
22
RAM (Kbytes)
88
General-purpose
3
3
Timers
Basic
1
1
LPTIMER
1
1
RTC/SYSTICK/IWDG/WWDG
Communication
interfaces
SPI/I2S
I2C
USART
LPUART
1/1/1/1
4(2)(1)/1
2
2
1
1/1/1/1
4(2)(1)/1
2
2
1
GPIOs
USB/(VDD_USB)
1/(1)
37 51(2)
1/(1)
37 51(2)
Clocks: HSE/LSE/HSI/MSI/LSI
1/1/1/1/1
1/1/1/1/1
12-bit synchronized ADC
Number of channels
1111
10 16(2) 10 16(2)
12-bit DAC
Number of channels
11
11
LCD
COM x SEG
1
4x18
1
4x32 or 8x28(2)
1
4x18
1
4x32 or 8x28(2)
Comparators
Capacitive sensing channels
2
17 24(2)
2
17 24(2)
Max. CPU frequency
32 MHz
Operating voltage
Operating temperatures
Packages
1.8 V to 3.6 V (down to 1.65 V at power-down) with BOR option
1.65 V to 3.6 V without BOR option
Ambient temperature: –40 to +125 °C
Junction temperature: –40 to +130 °C
LQFP48
LQFP64,
TFBGA64
LQFP48
LQFP64,
TFBGA64
1. 2 SPI interfaces are USARTs operating in SPI master mode.
2. TFBGA64 has one GPIO, one LCD COM x SEG, one ADC input and one capacitive sensing channel less than LQFP64.
DocID025844 Rev 6
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