STM32L496ZGT6 ST Mainstream Arm Cortex-M4 Ultra-Low-Power 32-bit MCU 1MB Flash 320KB SRAM USB CAN FD LCD-TFT SAI LQFP-144

STM32L496ZGT6 Product Overview

STM32L496ZGT6 is an Arm Cortex-M4 MCU at 80 MHz with FPU and ART Accelerator, LQFP-144. The STM32L496ZGT6 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, 24 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 STM32L496ZGT6 offers up to 114 x 5 V-tolerant I/Os and operates from 1.71–3.6 V, -40–85 °C. Compared to the 100-pin STM32L496VGT6, the 144-pin STM32L496ZGT6 provides more I/Os and richer analog channels, making the STM32L496ZGT6 the top-tier ultra-low-power platform for battery-powered IoT gateways, industrial bus nodes, and portable instruments needing extensive pin connectivity, graphical display, CAN FD communication, and complete analog and audio features.

STM32L496ZGT6 Core Features

Core: The STM32L496ZGT6 is built around an Arm Cortex-M4 core at 80 MHz, with FPU + ART Accelerator + MPU

Memory: The STM32L496ZGT6 provides 1 MB Dual-Bank Flash (RWW) and 320 KB SRAM

Display: The STM32L496ZGT6 includes an LCD-TFT controller (up to 320×240)

USB & CAN: The STM32L496ZGT6 integrates USB OTG FS (Crystal-less) and CAN FD

Analog: The STM32L496ZGT6 features 2×12-bit ADCs (5 Msps, 24 ch), 2×12-bit DACs, 2×Op-Amps (PGA), and 2×Comparators

Audio & Storage: The STM32L496ZGT6 includes 2×SAI audio interfaces, SDMMC (4-bit), and OctoSPI

Capacitive Touch: The STM32L496ZGT6 supports Capacitive Touch Sensing (TSC)

Connectivity: The STM32L496ZGT6 offers 3×USART, 1×UART, 1×LPUART, 2×SPI/I2S, and 3×I2C

Security: The STM32L496ZGT6 includes a True Random Number Generator (TRNG)

Timers: The STM32L496ZGT6 has 2×Advanced Motor Control Timers, multiple GP/LP timers, and RTC

I/Os: The STM32L496ZGT6 provides 114 (5 V-tolerant)

Package: The STM32L496ZGT6 comes in LQFP-144

Temperature Range: The STM32L496ZGT6 operates from -40°C to 85°C

These comprehensive features make the STM32L496ZGT6 an ideal solution for demanding low-power applications with extensive I/O requirements.

STM32L496ZGT6 Applications

The STM32L496ZGT6 is perfectly suited for a wide range of embedded applications, including:

IoT & Industrial Bus Nodes: CAN FD sensors, USB data acquisition, industrial IoT gateways – the STM32L496ZGT6 excels in these roles

Battery-Powered Sensors: Wireless sensors needing analog signal conditioning and high-precision acquisition – the STM32L496ZGT6's analog peripherals are ideal

Portable Devices: Wearables, portable medical devices, USB peripherals – the STM32L496ZGT6's ultra-low power extends battery life

Industrial Metering: Water, gas, electricity meters, and industrial instruments – the STM32L496ZGT6 provides rich I/O and communication interfaces

Handheld Terminals with LCD: Portable test instruments, handheld POS – the STM32L496ZGT6's LCD-TFT controller enables graphical displays

Audio & Consumer Electronics: Digital audio interfaces, advanced remote controls, smart cards – the STM32L496ZGT6's SAI and USB make it suitable

Motor Control: Dual-motor FOC, servo drives – the STM32L496ZGT6's advanced timers and analog peripherals support precise control

STM32L496ZGT6 Key Advantages

1 MB Dual-Bank Flash + 320 KB SRAM: The STM32L496ZGT6 provides top-tier storage for large programs, safe firmware updates, and complex graphics buffering. The STM32L496ZGT6 offers ample memory for sophisticated applications.

LCD-TFT Controller + Ultra-Low Power: The STM32L496ZGT6 supports simple graphical displays while maintaining extremely low power consumption

USB + CAN FD + Ultra-Low Power: The STM32L496ZGT6 features crystal-less USB and high-speed CAN FD bus for flexible industrial communication

OctoSPI High-Speed Memory Expansion: With the STM32L496ZGT6, you can easily connect external large-capacity Flash/RAM to supplement on-chip storage

On-Chip Op-Amps + Dual DACs + Dual Comparators: The STM32L496ZGT6 integrates powerful analog signal conditioning and output, saving external analog components

SAI Audio + SDMMC: The STM32L496ZGT6 offers flexible audio interface and external storage expansion

114 I/Os + 24-ch ADC in LQFP-144: The STM32L496ZGT6 provides rich pins and analog resources for peripheral-intensive and multi-channel acquisition systems, a key strength of the STM32L496ZGT6.

Cortex-M4 + FPU + Ultra-Low Power: The STM32L496ZGT6 delivers excellent DSP and floating-point performance while maintaining extremely low power consumption

5 V-tolerant I/Os: The STM32L496ZGT6's 5 V-tolerant I/Os enhance system noise immunity and simplify external level-shifting circuitry

Full Ecosystem Compatibility: The STM32L496ZGT6 ensures easy development with STM32CubeIDE/HAL/LL libraries

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FAQ

1. What is STM32L496ZGT6?
STM32L496ZGT6 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 STM32L496ZGT6 comes in an LQFP-144 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 STM32L496ZGT6?

• Core: The STM32L496ZGT6 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 STM32L496ZGT6's memory architecture supports complex firmware and data-intensive tasks.

• Operating Voltage: The STM32L496ZGT6 operates from 1.71V ~ 3.6V

• Temperature Range: The STM32L496ZGT6 covers -40°C to +85°C (industrial grade)

• I/O Count: The STM32L496ZGT6 provides 115 (114 are 5V-tolerant)

• Package: The STM32L496ZGT6 comes in LQFP-144 (20mm × 20mm)

3. What package does STM32L496ZGT6 use?
The STM32L496ZGT6 uses an LQFP-144 package, measuring 20mm × 20mm with 0.5mm pin pitch. Moisture Sensitivity Level for the STM32L496ZGT6 is MSL 3 (168 hours).

4. What applications is STM32L496ZGT6 suitable for?
The STM32L496ZGT6 is suitable for industrial automation (PLC, industrial gateways, protocol converters), Internet of Things (IoT), remote sensors and monitoring systems, wearable devices, smart home and building automation, portable medical devices, smart cities, renewable energy, robotics and drones. The STM32L496ZGT6's feature set makes it a versatile choice across these domains.

5. What development tools support STM32L496ZGT6?
The STM32L496ZGT6 is supported by ST's official STM32CubeMX (graphical configuration tool) and STM32CubeIDE (integrated development environment). It comes with the STM32CubeL4 firmware library (HAL/LL drivers). Debugging/programming for the STM32L496ZGT6 is supported via ST-Link series.

6. What is the operating temperature range and power consumption of STM32L496ZGT6?

• Temperature Range: The STM32L496ZGT6 operates from -40°C to +85°C

• Ultra-low-power modes:

  • Shutdown mode: 25 nA (5 wake-up pins) for the STM32L496ZGT6

  • Standby mode: 108 nA (5 wake-up pins), 426 nA with RTC for the STM32L496ZGT6

  • Stop 2 mode: 2.57 µA for the STM32L496ZGT6

  • Run mode: 91 µA/MHz (LDO mode) / 37 µA/MHz (SMPS mode @ 3.3V) for the STM32L496ZGT6

  • VBAT mode: 320 nA (RTC and backup registers) for the STM32L496ZGT6

7. What security features does STM32L496ZGT6 support?
The STM32L496ZGT6 supports multiple embedded Flash and SRAM protection mechanisms including Readout Protection (RDP) , Write Protection (WRP) , Proprietary Code Readout Protection (PCROP) , and Firewall. The STM32L496ZGT6 also integrates a Cortex-M4 Memory Protection Unit (MPU) to enhance application security. Additionally, the STM32L496ZGT6 supports AES hardware encryption acceleration.

8. What peripheral interfaces does STM32L496ZGT6 support?

• Communication: The STM32L496ZGT6 supports 4×I²C, 3×SPI, 3×USART, 2×UART, 1×LPUART, 2×SAI, 2×CAN, 1×USB OTG Full Speed, 1×SWPMI, 1×SDMMC

• Memory Interfaces: The STM32L496ZGT6 features Quad-SPI (QSPI) and an external static memory controller (supports SRAM/PSRAM/NOR/NAND)

• Display & Graphics: The STM32L496ZGT6 includes an LCD-TFT controller (supports 8×40 or 4×44 segments) and a Chrom-ART graphics accelerator (DMA2D)

• Analog: The STM32L496ZGT6 offers 3×12-bit ADC (24 channels, 5Msps) and 2×12-bit DAC

• Timers: The STM32L496ZGT6 has 16 timers (including 2 motor control PWM, 2 32-bit timers)

• Others: The STM32L496ZGT6 also supports 24-channel capacitive touch sensing, camera interface, and DFSDM

9. What is the difference between STM32L496ZGT6 and STM32L496RGT6?
Both share identical core performance (80MHz Cortex-M4, 1MB Flash / 320KB SRAM). The key difference is package and I/O count: the STM32L496ZGT6 uses LQFP-144 with 115 I/Os, while the STM32L496RGT6 uses LQFP-64 with 52 I/Os. Choose the STM32L496ZGT6 when you need more I/Os and analog channels.

10. What is the difference between STM32L496ZGT6 and STM32L496ZET6?
Both share the same package (LQFP-144) and I/O count (115). The key difference is Flash capacity: the STM32L496ZGT6 has 1MB Flash, while the STM32L496ZET6 has 512KB Flash. Both have 320KB SRAM and identical core performance. Choose the STM32L496ZGT6 for larger program memory requirements.