Overview
The ST72F324BJ4B6 is a member of the ST7 microcontroller family produced by STMicroelectronics. This 8-bit microcontroller is designed for mid-range applications, particularly in the automotive sector, and operates within a voltage range of 3.8V to 5.5V. It features a robust set of peripherals and power management capabilities, making it suitable for a variety of industrial and automotive uses.
Key Specifications
| Parameter | Specification |
|---|---|
| Program Memory | 8 Kbytes Flash (HDFlash) with read-out protection capability |
| RAM | 384 bytes |
| Operating Voltage | 3.8V to 5.5V |
| Temperature Range | -40°C to +125°C |
| Package Options | SDIP32, TQFP32 7x7, SDIP42, TQFP44 10x10 |
| ADC Resolution | 10-bit with up to 12 input ports |
| Timers | 4 timers: Main Clock Controller, 16-bit Timer A, 16-bit Timer B, Configurable watchdog timer |
| Communication Interfaces | SPI synchronous serial interface, SCI asynchronous serial interface |
| I/O Ports | Up to 32 multifunctional bidirectional I/O lines |
| Power Saving Modes | Halt, Active-Halt, Wait, Slow |
Key Features
- High Density Flash (HDFlash): 8 Kbytes with read-out protection capability and 100 cycles endurance, 20 years data retention at 55°C.
- Analog Peripherals: 10-bit ADC with up to 12 robust input ports.
- Timers and Counters: Main Clock Controller, 16-bit Timer A with input capture, output compare, external clock input, PWM, and pulse generator modes; 16-bit Timer B with similar capabilities.
- Communication Interfaces: SPI synchronous serial interface and SCI asynchronous serial interface.
- Power Management: Enhanced low voltage supervisor (LVD) for main supply with programmable reset thresholds and auxiliary voltage detector (AVD) with interrupt capability. Four power saving modes: Halt, Active-Halt, Wait, and Slow.
- Interrupt Management: Nested interrupt controller with 10 interrupt vectors plus TRAP and RESET, and up to 9 external interrupt lines.
Applications
The ST72F324BJ4B6 is primarily designed for mid-range automotive applications but is also suitable for various industrial uses. Its robust features and wide operating temperature range make it ideal for applications requiring reliability and performance in harsh environments.
Q & A
- What is the operating voltage range of the ST72F324BJ4B6?
The operating voltage range is 3.8V to 5.5V. - How much program memory does the ST72F324BJ4B6 have?
The ST72F324BJ4B6 has 8 Kbytes of Flash (HDFlash) program memory. - What types of timers are available on the ST72F324BJ4B6?
The device features a Main Clock Controller, 16-bit Timer A, 16-bit Timer B, and a configurable watchdog timer. - Does the ST72F324BJ4B6 support any communication interfaces?
Yes, it supports SPI synchronous serial interface and SCI asynchronous serial interface. - What are the power saving modes available on the ST72F324BJ4B6?
The device has four power saving modes: Halt, Active-Halt, Wait, and Slow. - What is the resolution of the ADC on the ST72F324BJ4B6?
The ADC has a 10-bit resolution with up to 12 input ports. - Is the ST72F324BJ4B6 suitable for automotive applications?
Yes, it is specifically designed for mid-range automotive applications. - What is the temperature range for the ST72F324BJ4B6?
The temperature range is -40°C to +125°C. - Does the ST72F324BJ4B6 have any low voltage detection capabilities?
Yes, it features an enhanced low voltage supervisor (LVD) for the main supply and an auxiliary voltage detector (AVD) with interrupt capability. - How many I/O ports does the ST72F324BJ4B6 have?
The device has up to 32 multifunctional bidirectional I/O lines.
