Overview
The ST72F521M9TC is an 8-bit microcontroller (MCU) produced by STMicroelectronics. It is part of the ST7 microcontroller family, designed for mid-range applications. This MCU is notable for its comprehensive set of features, including nested interrupts, flash memory, multiple timers, and various communication interfaces. The ST72F521M9TC is suitable for a wide range of applications that require robust control and communication capabilities.
Key Specifications
| Parameter | Value |
|---|---|
| Core | ST7 |
| Data Bus Width | 8 bit |
| Maximum Clock Frequency | 8 MHz |
| Program Memory Size | 60 KB Flash |
| Data RAM Size | 2048 B |
| On Chip ADC | Yes, 10-bit, 16 channels |
| Operating Supply Voltage | 3.8 V to 5.5 V |
| Maximum Operating Temperature | +125°C |
| Minimum Operating Temperature | -40°C |
| Package / Case | TQFP-80 |
| Mounting Style | SMD/SMT |
| Interface Type | CAN, I2C, SCI, SPI |
| Number of Programmable I/Os | 64 |
| Number of Timers | 5 |
Key Features
- Nested interrupt controller with 14 interrupt vectors plus TRAP and RESET
- Five timers: Main Clock Controller with real-time base, beep, and clock-out capabilities; two 16-bit timers; and an 8-bit PWM Auto-Reload timer
- Communication interfaces: SPI, SCI, I2C (SMbus V1.1 compliant), and CAN (2.0B Passive)
- 10-bit ADC with 16 robust input ports
- Up to 64 I/O ports, including 48 multifunctional bidirectional I/O lines and 34 alternate function lines
- Low voltage supervisor (LVD) and auxiliary voltage detector (AVD) with interrupt capability
- Four power saving modes: Halt, Active-Halt, Wait, and Slow
- Phase Locked Loop (PLL) for 2x frequency multiplication
Applications
The ST72F521M9TC is versatile and can be used in various applications, including:
- Automotive systems: Due to its CAN interface, it is suitable for vehicle control and communication systems.
- Industrial control: Its multiple timers, ADC, and communication interfaces make it ideal for industrial automation and control systems.
- Consumer electronics: It can be used in appliances and devices that require robust control and communication capabilities.
- Medical devices: Its precision and reliability make it a candidate for use in medical equipment.
Q & A
- What is the core type of the ST72F521M9TC MCU?
The core type of the ST72F521M9TC MCU is ST7. - What is the maximum clock frequency of the ST72F521M9TC?
The maximum clock frequency is 8 MHz. - How much program memory does the ST72F521M9TC have?
The ST72F521M9TC has 60 KB of flash program memory. - What types of communication interfaces does the ST72F521M9TC support?
The ST72F521M9TC supports SPI, SCI, I2C, and CAN interfaces. - How many timers does the ST72F521M9TC have?
The ST72F521M9TC has five timers. - What is the operating voltage range of the ST72F521M9TC?
The operating voltage range is from 3.8 V to 5.5 V. - What is the maximum operating temperature of the ST72F521M9TC?
The maximum operating temperature is +125°C. - Does the ST72F521M9TC have an on-chip ADC?
Yes, it has a 10-bit ADC with 16 channels. - How many programmable I/Os does the ST72F521M9TC have?
The ST72F521M9TC has 64 programmable I/Os. - What are the power saving modes available on the ST72F521M9TC?
The power saving modes include Halt, Active-Halt, Wait, and Slow.
