Overview
The STM32L4S9ZIJ6TR is a member of the STM32L4+ Series, an ultra-low-power microcontroller family from STMicroelectronics. This device is based on the high-performance Arm® Cortex®-M4 32-bit RISC core, operating at frequencies up to 120 MHz. The Cortex-M4 core includes a single-precision floating-point unit (FPU) and supports all Arm® single-precision data-processing instructions and DSP (digital signal processing) instructions. It also features a memory protection unit (MPU) for enhanced security.
The STM32L4S9ZIJ6TR is designed for low-power applications, offering various power-saving modes and a comprehensive set of peripherals and interfaces. It is suitable for a wide range of applications requiring high performance, low power consumption, and advanced features.
Key Specifications
| Parameter | Value |
|---|---|
| Core Processor | Arm® Cortex®-M4 32-bit RISC core |
| Operating Frequency | Up to 120 MHz |
| Flash Memory | 2 Mbytes (2 banks read-while-write) |
| SRAM | 640 Kbytes (including 64 Kbytes with hardware parity check) |
| Supply Voltage | 1.71 V to 3.6 V |
| Operating Temperature | -40 °C to 85 °C (up to 125 °C junction) |
| I/Os | Up to 136 fast I/Os, most 5 V-tolerant, up to 14 I/Os with independent supply down to 1.08 V |
| ADC | 12-bit ADC, 5 Msps (up to 16-bit with hardware oversampling) |
| DAC | 2 x 12-bit DAC, low-power sample and hold |
| Operational Amplifiers | 2 x operational amplifiers with built-in PGA |
| Comparators | 2 x ultra-low-power comparators |
| Communication Interfaces | USB OTG 2.0 full-speed, 4 x I2C, 3 x SPI, 3 x USART, 2 x UART, 1 x CAN 2.0, 1 x SDMMC, etc. |
| Encryption Hardware | AES (128/256-bit key), HASH (SHA-256) |
Key Features
- Ultra-Low Power Consumption: Features like FlexPowerControl, batch acquisition mode (BAM), and multiple power-saving modes (e.g., VBAT mode, Shutdown mode, Standby mode) make it highly energy-efficient.
- Advanced Peripherals: Includes LCD-TFT controller, MIPI DSI, DFSDM, and extensive range of enhanced I/Os and peripherals.
- High-Performance Core: Arm® Cortex®-M4 32-bit RISC core with FPU and DSP instructions.
- Memory Protection: Memory protection unit (MPU) and various protection mechanisms for embedded Flash memory and SRAM.
- Rich Analog Peripherals: 12-bit ADC, 12-bit DAC, operational amplifiers, and ultra-low-power comparators.
- Comprehensive Communication Interfaces: USB OTG, I2C, SPI, USART, UART, CAN, SDMMC, and more.
- Encryption and Security: AES and HASH hardware accelerators for secure data processing.
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 need efficient power management and advanced features.
- Automotive Systems: Applicable in automotive control units, infotainment systems, and other vehicle electronics due to its robust and reliable design.
- IoT Devices: Perfect for Internet of Things (IoT) applications requiring low power, high performance, and secure data processing.
Q & A
- What is the core processor of the STM32L4S9ZIJ6TR?
The core processor is the Arm® Cortex®-M4 32-bit RISC core.
- What is the maximum operating frequency of the STM32L4S9ZIJ6TR?
The maximum operating frequency is up to 120 MHz.
- How much Flash memory does the STM32L4S9ZIJ6TR have?
The device has 2 Mbytes of Flash memory.
- What is the supply voltage range for the STM32L4S9ZIJ6TR?
The supply voltage range is from 1.71 V to 3.6 V.
- What are the operating temperature ranges for the STM32L4S9ZIJ6TR?
The operating temperature ranges are -40 °C to 85 °C (up to 125 °C junction).
- Does the STM32L4S9ZIJ6TR support encryption?
Yes, it supports AES (128/256-bit key) and HASH (SHA-256) hardware accelerators.
- What types of communication interfaces are available on the STM32L4S9ZIJ6TR?
The device features USB OTG, I2C, SPI, USART, UART, CAN, SDMMC, and more.
- How many I/Os does the STM32L4S9ZIJ6TR have?
The device has up to 136 fast I/Os, most of which are 5 V-tolerant, and up to 14 I/Os with independent supply down to 1.08 V.
- What are the power-saving modes available on the STM32L4S9ZIJ6TR?
The device features VBAT mode, Shutdown mode, Standby mode, and other power-saving modes.
- Is the STM32L4S9ZIJ6TR RoHS compliant?
Yes, the device is RoHS compliant (Ecopack2).
