Datasheet

Table Of Contents
STM32WLE5J8/JB/JC
2/135 DS13105 Rev 4
Bootloader supporting USART and SPI
interfaces
OTA (over-the-air) firmware update capable
Sector protection against read/write
operations
Rich analog peripherals (down to 1.62 V)
12-bit ADC 2.5 Msps, up to 16-bit with
hardware oversampling, conversion range
up to 3.6 V
12-bit DAC, low-power sample-and-hold
2x ultra-low-power comparators
System peripherals
Semaphores for processor firmware
process synchronization
Controllers
2x DMA controller (7 channels each)
supporting ADC, DAC, SPI, I2C, LPUART,
USART, AES and timers
2x USART (ISO 7816, IrDA, SPI)
1x LPUART (low-power)
2x SPI 16 Mbit/s (1 over 2 supporting I2S)
3x I2C (SMBus/PMBus™)
2x 16-bit 1 channel timer
1x 16-bit 4 channels timer (supporting
motor control)
1x 32-bit 4 channels timer
3x 16-bit ultra-low-power timer
1x RTC with 32-bit sub-second wakeup
counter
1x independent SysTick
1x independent watchdog
1x window watchdog
Up to 43 I/Os, most 5 V-tolerant
Development support
Serial-wire debug (SWD), JTAG for the
application processor
All packages are ECOPACK2
compliant
Table 1. Device summary
Reference Part number
STM32WLE5J8/JB/JC STM32WLE5J8I6, STM32WLE5JBI6, STM32WLE5UJCI6