Overview
The STM32L496ZGT6TR is an ultra-low-power microcontroller from STMicroelectronics, based on the high-performance Arm® Cortex®-M4 32-bit RISC core. This device operates at a frequency of up to 80 MHz and features a Floating Point Unit (FPU) that supports all Arm® single-precision data-processing instructions and data types. It also includes a full set of DSP instructions and a memory protection unit (MPU) to enhance application security.
The microcontroller is designed with high-speed memories, including up to 1 Mbyte of flash memory and 320 Kbyte of SRAM. It also features a flexible external memory controller, Quad SPI flash memories interface, and an extensive range of enhanced I/Os and peripherals connected to multiple buses.
The STM32L496ZGT6TR includes various protection mechanisms for embedded flash memory and SRAM, such as readout protection, write protection, proprietary code readout protection, and Firewall. It also supports standard and advanced communication interfaces, including multiple I2Cs, SPIs, USARTs, UARTs, and other interfaces like USB OTG, CAN, and SDMMC.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU |
| Frequency | Up to 80 MHz |
| Flash Memory | Up to 1 Mbyte |
| SRAM | 320 Kbyte |
| Power Supply | 1.71 V to 3.6 V |
| Operating Temperature | -40 °C to 85 °C / 125 °C |
| Timers | 16 timers (including advanced motor-control, general purpose, and low-power timers) |
| RTC | With HW calendar, alarms, and calibration |
| I/Os | Up to 136 fast I/Os, most 5 V-tolerant |
| Communication Interfaces | USB OTG, I2Cs, SPIs, USARTs, UARTs, CANs, SDMMC, etc. |
| Energy Benchmark | 279 ULPMark™ CP score, 80.2 ULPMark™ PP score |
| Package | LQFP-144 (20x20 mm) |
Key Features
- Ultra-Low Power Consumption: Features like FlexPowerControl, low power modes (VBAT, Shutdown, Standby, Stop 2), and batch acquisition mode contribute to its ultra-low power profile.
- High-Performance Core: Arm® Cortex®-M4 CPU with FPU, Adaptive real-time accelerator (ART Accelerator™), and DSP instructions.
- Advanced Peripherals: Includes dedicated Chrom-ART Accelerator for graphic content creation, 8- to 14-bit camera interface, and encryption hardware accelerator (HASH).
- Rich Analog Peripherals: 3x 12-bit ADCs, 2x 12-bit DAC output channels, 2x operational amplifiers, and 2x ultra-low-power comparators.
- Extensive Communication Interfaces: Supports USB OTG, multiple I2Cs, SPIs, USARTs, UARTs, CANs, SDMMC, and more.
- Memory Protection and Security: Readout protection, write protection, proprietary code readout protection, and Firewall.
Applications
- Industrial Automation: Suitable for control systems, motor control, and industrial communication due to its advanced timers and communication interfaces.
- Medical Devices: Ideal for medical equipment requiring low power consumption and high performance, such as portable diagnostic devices.
- Consumer Electronics: Used in smart home devices, wearables, and other consumer electronics that require efficient power management and advanced peripherals.
- Automotive Systems: Applicable in automotive systems for its robust communication interfaces and low power consumption.
- IoT Devices: Suitable for Internet of Things (IoT) applications requiring low power, high performance, and multiple communication interfaces.
Q & A
- What is the core architecture of the STM32L496ZGT6TR?
The core architecture is based on the Arm® 32-bit Cortex®-M4 CPU with a Floating Point Unit (FPU).
- What is the maximum operating frequency of the STM32L496ZGT6TR?
The maximum operating frequency is up to 80 MHz.
- What are the power supply and operating temperature ranges of the STM32L496ZGT6TR?
The power supply range is 1.71 V to 3.6 V, and the operating temperature range is -40 °C to 85 °C / 125 °C.
- What types of timers are available on the STM32L496ZGT6TR?
The device includes 16 timers, including advanced motor-control, general purpose, and low-power timers.
- Does the STM32L496ZGT6TR support any encryption hardware accelerators?
Yes, it includes a HASH hardware accelerator (SHA-256).
- What are the key low-power modes of the STM32L496ZGT6TR?
The key low-power modes include VBAT, Shutdown, Standby, and Stop 2 modes.
- What types of communication interfaces are supported by the STM32L496ZGT6TR?
The device supports USB OTG, multiple I2Cs, SPIs, USARTs, UARTs, CANs, SDMMC, and more.
- Does the STM32L496ZGT6TR have any dedicated accelerators for graphic content creation?
Yes, it includes a dedicated Chrom-ART Accelerator for enhanced graphic content creation.
- What is the memory configuration of the STM32L496ZGT6TR?
The device has up to 1 Mbyte of flash memory and 320 Kbyte of SRAM.
- What package options are available for the STM32L496ZGT6TR?
The device is available in an LQFP-144 (20x20 mm) package.
