Overview
The STM32F217IGT7 is a high-performance microcontroller from STMicroelectronics, part of the STM32F21x family. It is based on the ARM® 32-bit Cortex®-M3 CPU, operating at a frequency of up to 120 MHz. This microcontroller features an adaptive real-time memory accelerator (ART Accelerator™) that enables 0-wait state execution performance from Flash memory, enhancing overall system efficiency. The device includes high-speed embedded memories such as up to 1 Mbyte of Flash memory, up to 128 Kbytes of system SRAM, and up to 4 Kbytes of backup SRAM. It also supports a wide range of enhanced I/Os and peripherals connected to multiple buses, making it versatile for various applications.
Key Specifications
| Specification | Details |
|---|---|
| Core | ARM® 32-bit Cortex®-M3 CPU (120 MHz max) with ART Accelerator™ |
| Memories | Up to 1 Mbyte of Flash memory, up to 128 Kbytes of system SRAM, up to 4 Kbytes of backup SRAM |
| ADCs | 3 × 12-bit ADCs with up to 24 channels and up to 6 MSPS in triple interleaved mode |
| DACs | 2 × 12-bit D/A converters |
| Timers | Up to twelve 16-bit and two 32-bit timers |
| Communication Interfaces | Up to 3 × I²C interfaces, up to 4 USARTs and 2 UARTs, up to 3 SPIs, 2 × CAN interfaces, SDIO interface, USB 2.0 full-speed/device/host/OTG controller, 10/100 Ethernet MAC |
| Power Supply | From 1.8 to 3.6 V application supply + I/Os |
| Operating Temperature | -40°C to 85°C |
| Package | LQFP 176 24x24x1.4 mm, UFBGA 176+25 10x10x0.6 P 0.65 mm |
Key Features
- High-Performance CPU: ARM® 32-bit Cortex®-M3 CPU with ART Accelerator™ for 0-wait state execution performance.
- Advanced Peripherals: Includes SDIO, enhanced flexible static memory control (FSMC), cryptographic acceleration cell, and a camera interface for CMOS sensors.
- Communication Interfaces: Multiple communication interfaces such as I²C, USART, UART, SPI, CAN, SDIO, USB, and Ethernet.
- Low-Power Modes: Sleep, Stop, and Standby modes with VBAT supply for RTC and backup registers.
- Analog and Digital Converters: Three 12-bit ADCs and two 12-bit DACs.
- Timers and Counters: Up to twelve 16-bit and two 32-bit timers with various modes.
- Security Features: Hardware acceleration for AES, Triple DES, HASH (MD5, SHA-1), and a true random number generator.
Applications
- Industrial Automation: Suitable for control systems, motor control, and industrial communication.
- Medical Devices: Can be used in medical equipment requiring high precision and reliability.
- Consumer Electronics: Applicable in various consumer devices such as audio equipment, cameras, and other multimedia devices.
- Automotive Systems: Used in automotive control units, infotainment systems, and safety features.
- Internet of Things (IoT): Ideal for IoT applications requiring advanced connectivity and security features.
Q & A
- What is the maximum operating frequency of the STM32F217IGT7?
The maximum operating frequency is up to 120 MHz.
- What type of CPU does the STM32F217IGT7 use?
The STM32F217IGT7 uses an ARM® 32-bit Cortex®-M3 CPU.
- How much Flash memory does the STM32F217IGT7 have?
The device has up to 1 Mbyte of Flash memory.
- What are the key communication interfaces available on the STM32F217IGT7?
The device features multiple interfaces including I²C, USART, UART, SPI, CAN, SDIO, USB, and Ethernet.
- Does the STM32F217IGT7 support cryptographic functions?
Yes, it includes hardware acceleration for AES, Triple DES, and HASH (MD5, SHA-1).
- What are the power supply requirements for the STM32F217IGT7?
The device operates from 1.8 to 3.6 V application supply + I/Os.
- What are the available package options for the STM32F217IGT7?
The device is available in LQFP 176 and UFBGA 176+25 packages.
- Does the STM32F217IGT7 have any low-power modes?
Yes, it supports Sleep, Stop, and Standby modes with VBAT supply for RTC and backup registers.
- What is the purpose of the ART Accelerator™ in the STM32F217IGT7?
The ART Accelerator™ allows for 0-wait state execution performance from Flash memory at CPU frequencies up to 120 MHz.
- Are there any specific security features in the STM32F217IGT7?
Yes, it includes a true random number generator and hardware acceleration for various cryptographic algorithms.
