STMicroelectronics STM32L4R5QGI6STR

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Product attributes Property Value
Manufacturer STMicroelectronics
Product Series STM32L4
Packaging Tape & Reel (TR) | NULL
Core Processor ARM® Cortex®-M4
Core Size 32-Bit Single-Core
Speed 120MHz
Connectivity CANbus, EBI/EMI, I2C, IrDA, LINbus, MMC/SD, SAI, SPI, UART/USART, USB OTG
Peripherals Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number of I/O 110
Program Memory Size 1MB (1M x 8)
Program Memory Type FLASH
EEPROM Size -
RAM Size 640K x 8
Voltage - Supply (Vcc/Vdd) 1.71V ~ 3.6V
Data Converters A/D 16x12b; D/A 2x12b
Oscillator Type Internal
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification AEC -
Mounting Type Surface Mount
Supplier Device Package 132-UFBGA (7x7)
Package / Case 132-UFBGA
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The STM32L4R5QGI6STR is a low-power ARM Cortex-M4 microcontroller from STMicroelectronics, running at 120MHz. It offers 1MB of flash and 640KB of RAM in a 132-UFBGA package. Designed for energy-efficient applications, it supports a supply voltage from 1.71V to 3.6V and includes features like brown-out detection and DMA.

  • Efficient processing: 120MHz Cortex-M4 with DSP instructions for signal processing tasks.
  • Large memory: 1MB flash and 640KB RAM for complex firmware and data buffering.
  • Flexible power: Operates from 1.71V to 3.6V, suitable for battery and regulated supplies.
  • Compact package: 132-UFBGA saves PCB space in space-constrained designs.

Portable Instrumentation

The low supply voltage and high-speed processing enable handheld measurement tools with long battery life.

Building Automation

Its multiple I/O and communication interfaces support HVAC control and lighting systems.

Data Acquisition Systems

With 1MB flash, it can store extensive calibration data and logging buffers for industrial sensors.

Consumer Electronics

The 120MHz performance handles user interface rendering and audio processing in smart home devices.

Automotive Aftermarket

Wide temperature range and robust peripherals make it suitable for diagnostic tools and telematics units.

Energy Harvesting

Ultra-low power modes allow operation from solar or vibration energy sources in remote sensors.

Q: What is the core processor in this device?
A: It uses an ARM Cortex-M4 core.
Q: What is the operating temperature range?
A: It operates from -40°C to 85°C.
Q: Does it have PWM capabilities?
A: Yes, it includes PWM timers.
Q: What is the RAM size?
A: It has 640KB of RAM.
Base Product Number : STM32L4R5QGI6
120MHz 1MB Flash 640KB RAM ARM Cortex-M4 DMA Industrial Low Power PWM STM32L4 UFBGA-132
Q: What is the core processor in this device?
A: It uses an ARM Cortex-M4 core.
Q: What is the operating temperature range?
A: It operates from -40°C to 85°C.
Q: Does it have PWM capabilities?
A: Yes, it includes PWM timers.
Q: What is the RAM size?
A: It has 640KB of RAM.