STM32L496RGT6 ST Mainstream Arm Cortex-M4 Ultra-Low-Power 32-bit MCU 1MB Flash 320KB SRAM USB CAN FD LCD-TFT SAI LQFP-64

Property:
Specification
Product Type:
Arm Cortex-M4 Ultra-Low-Power 32-bit MCU
Brand:
STMicroelectronics
Core:
Cortex-M4 80 MHz (FPU + ART)
Package:
LQFP-64
Memory:
1 MB Flash, 320 KB SRAM
Display:
LCD-TFT Controller (320×240)
Connectivity:
USB OTG FS (Crystal-less), CAN FD
Analog:
2×Op-Amps, 2×DACs, 2×Comparators, 2×ADCs
Audio & Storage I/F:
2×SAI, SDMMC, OctoSPI
I/Os:
52
Voltage:
1.71V–3.6V
Temperature:
-40°C to 85°C

STM32L496RGT6 Product Overview

STM32L496RGT6 is an Arm Cortex-M4 MCU at 80 MHz with FPU and ART Accelerator, LQFP-64. The STM32L496RGT6 features 1 MB Dual-Bank Flash, 320 KB SRAM, LCD-TFT controller (up to 320×240), USB OTG FS (crystal-less), CAN FD, OctoSPI, two 12-bit ADCs (5 Msps, 16 ch), two 12-bit DACs, two op-amps (8 MHz GBW), two comparators, capacitive touch sensing (TSC), true random number generator (TRNG), 2×SAI audio interfaces, SDMMC (4-bit), LP timers, RTC, 3×USART, 1×UART, 1×LPUART, 2×SPI/I2S, 3×I2C. The STM32L496RGT6 offers up to 52 x 5 V-tolerant I/Os and operates from 1.71–3.6 V, -40–85 °C. Compared to the STM32L496RET6 (512 KB Flash), the STM32L496RGT6 doubles the Flash to 1 MB, delivering the top-tier ultra-low-power platform for battery-powered IoT nodes, portable meters, and industrial control applications needing larger program storage, graphical display, CAN FD communication, and rich analog and audio features.


STM32L496RGT6 Core Features

Core: The STM32L496RGT6 features an Arm Cortex-M4 core at 80 MHz, with FPU + ART Accelerator + MPU

Memory: The STM32L496RGT6 provides 1 MB Dual-Bank Flash (RWW) and 320 KB SRAM

Display: The STM32L496RGT6 includes an LCD-TFT controller (up to 320×240)

USB & CAN: The STM32L496RGT6 integrates USB OTG FS (Crystal-less) and CAN FD

Analog: The STM32L496RGT6 features 2×12-bit ADCs (5 Msps, 16 ch), 2×12-bit DACs, 2×Op-Amps (PGA), and 2×Comparators

Audio & Storage: The STM32L496RGT6 includes 2×SAI audio interfaces, SDMMC (4-bit), and OctoSPI

Capacitive Touch: The STM32L496RGT6 supports Capacitive Touch Sensing (TSC)

Connectivity: The STM32L496RGT6 offers 3×USART, 1×UART, 1×LPUART, 2×SPI/I2S, and 3×I2C

Security: The STM32L496RGT6 includes a True Random Number Generator (TRNG)

Timers: The STM32L496RGT6 has 2×Advanced Motor Control Timers, multiple GP/LP timers, and RTC

I/Os: The STM32L496RGT6 provides 52 (5 V-tolerant)

Package: The STM32L496RGT6 comes in LQFP-64

Temperature Range: The STM32L496RGT6 operates from -40°C to 85°C


STM32L496RGT6 Applications

IoT & Industrial Bus Nodes: The STM32L496RGT6 excels in CAN FD sensors, USB data acquisition, and industrial IoT gateways

Battery-Powered Sensors: The STM32L496RGT6 is ideal for wireless sensors needing analog signal conditioning and high-precision acquisition

Portable Devices: The STM32L496RGT6 supports wearables, portable medical devices, and USB peripherals

Industrial Metering: The STM32L496RGT6 is well-suited for water, gas, electricity meters, and industrial instruments

Handheld Terminals with LCD: The STM32L496RGT6 enables portable test instruments and handheld POS

Audio & Consumer Electronics: The STM32L496RGT6 handles digital audio interfaces, advanced remote controls, and smart cards

Motor Control: The STM32L496RGT6 supports dual-motor FOC and servo drives


STM32L496RGT6 Key Advantages

1 MB Dual-Bank Flash + 320 KB SRAM: The STM32L496RGT6 provides top-tier storage for large programs, safe firmware updates, and complex graphics buffering

LCD-TFT Controller + Ultra-Low Power: The STM32L496RGT6 supports simple graphical displays while maintaining extremely low power consumption

USB + CAN FD + Ultra-Low Power: The STM32L496RGT6 features crystal-less USB and high-speed CAN FD bus for flexible industrial communication

OctoSPI High-Speed Memory Expansion: With the STM32L496RGT6, you can easily connect external large-capacity Flash/RAM to supplement on-chip storage

On-Chip Op-Amps + Dual DACs + Dual Comparators: The STM32L496RGT6 integrates powerful analog signal conditioning and output, saving external analog components

SAI Audio + SDMMC: The STM32L496RGT6 offers flexible audio interface and external storage expansion

52 x 5 V-tolerant I/Os in LQFP-64: The STM32L496RGT6 provides high-density connectivity with enhanced noise immunity

Cortex-M4 + FPU + Ultra-Low Power: The STM32L496RGT6 delivers excellent DSP and floating-point performance while maintaining extremely low power consumption

Full Ecosystem Compatibility: The STM32L496RGT6 ensures easy development with STM32CubeIDE/HAL/LL libraries


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FAQ

1. What is STM32L496RGT6?
STM32L496RGT6 is an ultra-low-power 32-bit MCU from STMicroelectronics' STM32L4 series, based on the Arm® Cortex®-M4 core with integrated FPU and DSP instructions. The STM32L496RGT6 comes in an LQFP-64 package, designed for industrial, consumer, and IoT applications requiring a balance of high performance and ultra-low power consumption.

2. What are the key specifications of STM32L496RGT6?

  • Core: The STM32L496RGT6 uses Arm® Cortex®-M4, up to 80MHz, 100 DMIPS

  • Memory: 1MB Flash (dual-bank, read-while-write), 320KB SRAM (64KB with hardware parity check) – the STM32L496RGT6's memory supports demanding applications

  • Operating Voltage: The STM32L496RGT6 operates from 1.71V ~ 3.6V

  • Temperature Range: The STM32L496RGT6 covers -40°C to +85°C (industrial grade)

  • I/O Count: The STM32L496RGT6 provides 52

  • Package: The STM32L496RGT6 comes in LQFP-64 (10mm × 10mm)

3. What package does STM32L496RGT6 use?
The STM32L496RGT6 uses an LQFP-64 package, measuring 10mm × 10mm × 1.4mm. Moisture Sensitivity Level for the STM32L496RGT6 is MSL 3 (168 hours).

4. What applications is STM32L496RGT6 suitable for?
The STM32L496RGT6 is suitable for industrial automation (sensor data acquisition, motor control, PLC), Internet of Things (IoT), wearable devices, smart home and building automation, portable medical devices, smart cities, robotics and drones.

5. What development tools support STM32L496RGT6?
The STM32L496RGT6 is supported by ST's official STM32CubeMX (graphical configuration tool) and STM32CubeIDE (integrated development environment). It comes with the STM32CubeL4 firmware library. Debugging/programming for the STM32L496RGT6 is supported via ST-Link series. Hardware prototyping can use NUCLEO-L496ZG or DISCO-L496G-CELL01 development boards.

6. What is the operating temperature range and power consumption of STM32L496RGT6?

  • Temperature Range: The STM32L496RGT6 operates from -40°C to +85°C

  • Ultra-low-power modes:

    • Shutdown mode: 25 nA (5 wake-up pins) for the STM32L496RGT6

    • Standby mode: 108 nA (5 wake-up pins), 426 nA with RTC for the STM32L496RGT6

    • Stop 2 mode: 2.57 µA, 2.86 µA with RTC for the STM32L496RGT6

    • Run mode: 91 µA/MHz (LDO mode) / 37 µA/MHz (SMPS mode @ 3.3V) for the STM32L496RGT6

    • VBAT mode: 320 nA (RTC and backup registers) for the STM32L496RGT6

7. What security features does STM32L496RGT6 support?
The STM32L496RGT6 supports multiple embedded Flash protection mechanisms including Readout Protection (RDP) , Write Protection (WRP) , and Proprietary Code Readout Protection (PCROP) . The STM32L496RGT6 also integrates a Cortex-M4 Memory Protection Unit (MPU) , and supports HASH (SHA-256) hardware encryption acceleration.

8. What peripheral interfaces does STM32L496RGT6 support?

  • Communication: The STM32L496RGT6 supports CANbus, I²C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, SWPMI, UART/USART, USB OTG

  • Memory Interfaces: The STM32L496RGT6 features Quad-SPI (QSPI) and an external static memory controller (supports SRAM/PSRAM/NOR/NAND)

  • Display & Graphics: The STM32L496RGT6 includes an LCD-TFT controller and Chrom-ART graphics accelerator (DMA2D)

  • Analog: The STM32L496RGT6 offers 3×12-bit ADC (16 channels) and 2×12-bit DAC

  • Timers: The STM32L496RGT6 has 16 timers (including 2 motor control PWM, 2 32-bit timers)

  • Others: The STM32L496RGT6 also includes a camera interface and DFSDM

9. What is the difference between STM32L496RGT6 and STM32L496VGT6?
Both share identical core performance (80MHz Cortex-M4, 1MB Flash / 320KB SRAM). The key difference is package and I/O count:

  • STM32L496RGT6: LQFP-64 (10×10mm), 52 I/Os

  • STM32L496VGT6: LQFP-100 (14×14mm), 83 I/Os
    Choose the STM32L496RGT6 for a smaller footprint, or the STM32L496VGT6 for more I/Os.

10. What is the difference between STM32L496RGT6 and STM32L496RET6?
Both share the same package (LQFP-64) and I/O count (52). The key difference is Flash capacity:

  • STM32L496RGT6: 1MB Flash

  • STM32L496RET6: 512KB Flash
    Both have 320KB SRAM and identical core performance. Choose the STM32L496RGT6 for larger program memory.