This is information on a product in full production.
July 2021 DS13105 Rev 9 1/146
STM32WLE5xx STM32WLE4xx
Multiprotocol LPWAN 32-bit Arm
®
Cortex
®
-M4 MCUs, LoRa
®
,
(G)FSK, (G)MSK, BPSK, up to 256KB Flash, 64KB SRAM
Datasheet - production data
Features
Includes ST state-of-the-art patented
technology
Radio
• Includes ST state-of -the-art patented
technology
• Frequency range: 150 MHz to 960 MHz
• Modulation: LoRa
®
, (G)FSK, (G)MSK and
BPSK
• RX sensitivity:
–123 dBm for 2-FSK
(at 1.2 Kbit/s),
–148 dBm for LoRa
®
(at 10.4 kHz, spreading factor 12)
• Transmitter high output power, programmable
up to +22 dBm
• Transmitter low output power, programmable
up to +15 dBm
• Compliant with the following radio frequency
regulations such as ETSI EN 300 220,
EN 300 113, EN 301 166, FCC CFR 47
Part 15, 24, 90, 101 and the Japanese ARIB
STD-T30, T-67, T-108
• Compatible with standardized or proprietary
protocols such as LoRaWAN
®
, Sigfox™,
W-MBus and more (fully open wireless
system-on-chip)
Ultra-low-power platform
• 1.8 V to 3.6 V power supply
•
–40 °C to +105 °C temperature range
• Shutdown mode: 31 nA (V
DD
= 3 V)
• Standby (+ RTC) mode:
360 nA (V
DD
= 3 V)
• Stop2 (+ RTC) mode: 1.07 µA (V
DD
= 3 V)
• Active-mode MCU: < 72 µA/MHz (CoreMark
®
)
• Active-mode RX: 4.82 mA
• Active-mode TX: 15 mA at 10 dBm and 87 mA
at 20 dBm (LoRa
®
125 kHz)
Core
• 32-bit Arm
®
Cortex
®
-M4 CPU
– Adaptive real-time accelerator (ART
Accelerator) allowing 0-wait-state
execution from Flash memory, frequency
up to 48 MHz, MPU and DSP instructions
– 1.25 DMIPS/MHz (Dhrystone 2.1)
Security and identification
• Hardware encryption AES 256-bit
• True random number generator (RNG)
• Sector protection against read/write operations
(PCROP, RDP, WRP)
• CRC calculation unit
• Unique device identifier (64-bit UID compliant
with IEEE 802-2001 standard)
• 96-bit unique die identifier
• Hardware public key accelerator (PKA)
Supply and reset management
• High-efficiency embedded SMPS step-down
converter
• SMPS to LDO smart switch
• Ultra-safe, low-power BOR (brownout reset)
with 5 selectable thresholds
• Ultra-low-power POR/PDR
• Programmable voltage detector (PVD)
UFQFPN48
(7 x 7 mm)
UFBGA73
(5 x 5 mm)
WLCSP59
www.st.com
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