32-bit MCU. STM32L083RZ Datasheet

STM32L083RZ MCU. Datasheet pdf. Equivalent

Part STM32L083RZ
Description Ultra-low-power 32-bit MCU
Feature STM32L083x8 STM32L083xB STM32L083xZ Ultra-low-power 32-bit MCU Arm®-based Cortex®-M0+, up to 192KB F.
Manufacture STMicroelectronics
Datasheet
Download STM32L083RZ Datasheet

STM32L083x8 STM32L083xB STM32L083xZ Ultra-low-power 32-bit M STM32L083RZ Datasheet
Recommendation Recommendation Datasheet STM32L083RZ Datasheet




STM32L083RZ
STM32L083x8 STM32L083xB
STM32L083xZ
Ultra-low-power 32-bit MCU Arm®-based Cortex®-M0+, up to 192KB
Flash, 20KB SRAM, 6KB EEPROM, LCD, USB, ADC, DACs, AES
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-Kbyte 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-Kbyte Flash memory with ECC (2
banks with read-while-write capability)
– 20-Kbyte RAM
– 6 Kbytes 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
FBGA
FBGA
LQFP48 (7 x 7 mm)
LQFP64 (10x10 mm)
LQFP100 (14x14 mm)
UFQFPN48
(7x7 mm)
UFBGA100
7x7 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, AES
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
Hardware Encryption Engine AES 128-bit
All packages are ECOPACK2
Table 1. Device summary
Reference
Part number
STM32L083x8
STM32L083xB
STM32L083xZ
STM32L083V8
STM32L083CB, STM32L083VB, STM32L083RB
STM32L083CZ, STM32L083VZ, STM32L083RZ
November 2019
This is information on a product in full production.
DS10671 Rev 5
1/149
www.st.com



STM32L083RZ
Contents
Contents
STM32L083xx
1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
2.1 Device overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
2.2 Ultra-low-power device continuum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
3 Functional overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.1 Low-power modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
3.2 Interconnect matrix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
3.3 Arm® Cortex®-M0+ core with MPU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
3.4 Reset and supply management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
3.4.1 Power supply schemes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
3.4.2 Power supply supervisor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
3.4.3 Voltage regulator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
3.5 Clock management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
3.6 Low-power real-time clock and backup registers . . . . . . . . . . . . . . . . . . . 25
3.7 General-purpose inputs/outputs (GPIOs) . . . . . . . . . . . . . . . . . . . . . . . . . 25
3.8 Memories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
3.9 Boot modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
3.10 Direct memory access (DMA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
3.11 Liquid crystal display (LCD) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
3.12 Analog-to-digital converter (ADC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
3.13 Temperature sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
3.14
3.13.1 Internal voltage reference (VREFINT) . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
3.13.2 VLCD voltage monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Digital-to-analog converter (DAC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
3.15 Ultra-low-power comparators and reference voltage . . . . . . . . . . . . . . . . 29
3.16 Touch sensing controller (TSC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
3.17 AES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
3.18 Timers and watchdogs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
3.18.1 General-purpose timers (TIM2, TIM3, TIM21 and TIM22) . . . . . . . . . . . 31
3.18.2 Low-power Timer (LPTIM) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
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DS10671 Rev 5





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