STMicroelectronics STM32L071RZH6TR

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Product attributes Property Value
Manufacturer STMicroelectronics
Product Series STM32L0
Packaging Tape & Reel (TR) | NULL
Core Processor ARM® Cortex®-M0+
Core Size 32-Bit Single-Core
Speed 32MHz
Connectivity I2C, IrDA, SPI, UART/USART
Peripherals Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O 50
Program Memory Size 192KB (192K x 8)
Program Memory Type FLASH
EEPROM Size 6K x 8
RAM Size 20K x 8
Voltage - Supply (Vcc/Vdd) 1.65V ~ 3.6V
Data Converters A/D 15x12b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification AEC -
Mounting Type Surface Mount
Supplier Device Package 64-TFBGA (5x5)
Package / Case 64-TFBGA
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The STM32L071RZH6 is an ultra-low-power ARM Cortex-M0+ MCU from STMicroelectronics, running at 32MHz with 192KB flash and 20KB RAM. It operates from 1.65V to 3.6V in a 64-TFBGA package, featuring DMA, I2S, PWM, and WDT.

  • Ultra-low power consumption – ideal for battery-powered IoT.
  • 1.65V minimum supply – extends battery life to cutoff.
  • 192KB flash – sufficient for complex applications.
  • I2S interface – enables audio and serial data streaming.

IoT Edge Devices

Ultra-low power Cortex-M0+ with 192KB flash for sensor fusion.

Wearable Health Monitors

1.65V operation enables single-cell battery use.

Smart Home Controllers

I2S interface for audio processing in voice assistants.

Industrial Sensors

Brown-out detect ensures stable operation in noisy environments.

Portable Instruments

20KB RAM supports real-time data logging.

Wireless Modules

Compact TFBGA package integrates easily with RF front-ends.

Q: What core processor does it use?
A: ARM Cortex-M0+ at 32MHz.
Q: What is the supply voltage range?
A: 1.65V to 3.6V.
Q: What package is available?
A: 64-TFBGA.
Q: Does it support I2S?
A: Yes, includes I2S, DMA, PWM, and WDT.
Base Product Number : STM32L071RZH6
192KB flash 32-bit MCU 32MHz 64-TFBGA ARM Cortex-M0+ I2S IoT ultra-low-power
Q: What core processor does it use?
A: ARM Cortex-M0+ at 32MHz.
Q: What is the supply voltage range?
A: 1.65V to 3.6V.
Q: What package is available?
A: 64-TFBGA.
Q: Does it support I2S?
A: Yes, includes I2S, DMA, PWM, and WDT.