Overview
The STR711FR2T6 is a 32-bit microcontroller from STMicroelectronics, part of the STR7 family. It is based on the ARM7TDMI core and is designed for a wide range of applications requiring high performance, low power consumption, and advanced peripherals. Although the STR711FR2T6 is currently obsolete and no longer manufactured, it remains a significant component in legacy systems and for educational purposes.
Key Specifications
| Specification | Details |
|---|---|
| Core | ARM7TDMI 32-bit RISC CPU |
| Maximum Clock Frequency | Up to 66 MHz |
| Program Memory | Up to 256 Kbytes Flash program memory |
| Data Memory | 16 Kbytes Flash data memory |
| RAM | Up to 64 Kbytes |
| Package | 64-pin LQFP |
| Operating Voltage | 3.0 to 3.6 V |
| Operating Temperature | -40 to +85°C or 0 to 70°C |
| I/O Ports | Up to 30 multifunctional bidirectional I/Os |
| Timers | 5 timers including 16-bit watchdog timer and 3 16-bit timers |
| Communications Interfaces | USB Full Speed, 4 UARTs, 2 I2C, 2 BSPI, CAN interface (2.0B Active) |
| A/D Converter | 4-channel 12-bit A/D converter |
Key Features
- ARM7TDMI Core: Provides high performance with up to 59 MIPS @ 66 MHz from SRAM and 45 MIPS @ 50 MHz from Flash.
- Memory: Up to 256 Kbytes Flash program memory and 16 Kbytes Flash data memory with multi-boot capability.
- Power Management: Five power saving modes (SLOW, WAIT, LPWAIT, STOP, and STANDBY) to minimize power consumption.
- Peripherals: Includes USB Full Speed, CAN interface, 4 UARTs, 2 I2C interfaces, 2 BSPI interfaces, and a 4-channel 12-bit A/D converter.
- Timers and Watchdog: 5 timers including a 16-bit watchdog timer and 3 16-bit timers with various functions like PWM and pulse counter.
- Interrupt Controller: Nested interrupt controller with fast interrupt handling and multiple vectors.
- External Memory Interface: Supports up to 4 banks of SRAM, Flash, or ROM (not available on 64-pin versions).
Applications
- Industrial Automation: Suitable for control systems, sensors, and actuators due to its robust peripherals and communication interfaces.
- Consumer Electronics: Used in various consumer devices requiring high performance and low power consumption, such as smart home devices and portable electronics.
- Automotive Systems: Applicable in automotive control units, infotainment systems, and other vehicle electronics due to its CAN interface and robustness.
- Medical Devices: Can be used in medical equipment that requires precise control and communication, such as patient monitoring systems and diagnostic devices.
Q & A
- What is the core architecture of the STR711FR2T6?
The STR711FR2T6 is based on the ARM7TDMI 32-bit RISC CPU.
- What is the maximum clock frequency of the STR711FR2T6?
The maximum clock frequency is up to 66 MHz.
- How much program memory does the STR711FR2T6 have?
The STR711FR2T6 has up to 256 Kbytes of Flash program memory.
- What types of communication interfaces does the STR711FR2T6 support?
The STR711FR2T6 supports USB Full Speed, 4 UARTs, 2 I2C interfaces, 2 BSPI interfaces, and a CAN interface (2.0B Active).
- What is the resolution of the A/D converter in the STR711FR2T6?
The A/D converter has a 12-bit resolution.
- How many I/O ports does the STR711FR2T6 have?
The STR711FR2T6 has up to 30 multifunctional bidirectional I/O ports.
- What power saving modes are available on the STR711FR2T6?
The STR711FR2T6 has five power saving modes: SLOW, WAIT, LPWAIT, STOP, and STANDBY.
- Is the STR711FR2T6 still in production?
No, the STR711FR2T6 is obsolete and no longer manufactured.
- What package type is the STR711FR2T6 available in?
The STR711FR2T6 is available in a 64-pin LQFP package.
- What is the operating voltage range of the STR711FR2T6?
The operating voltage range is 3.0 to 3.6 V.
