ST72324Bxx-Auto is an 8-bit MCU launched by ST company. It is suitable for automotive industry. The operating voltage range is 3.8~5.5V. It has 8~32Kbyte Flash/ROM, 10-bit ADC, 4 timers, SPI, SCI interfaces and other features.
This document is a technical datasheet for the ST72324Bxx-Auto family of 8-bit microcontrollers (MCUs) designed for automotive applications. The devices operate within a voltage range of 3.8 to 5.5V and include features such as 8 to 32 Kbytes of Flash/ROM, 384 bytes to 1 Kbyte of RAM, and a 10-bit ADC.
The datasheet details the device architecture, including the CPU registers, supply and clock management systems, and various on-chip peripherals. Key peripherals include four timers, an SPI synchronous serial interface, an SCI asynchronous serial interface, and a configurable watchdog timer. The document also covers instruction set architecture, power saving modes, and electrical characteristics.
| Operating Voltage Range | 3.8 to 5.5V |
|---|---|
| Flash/ROM Memory | 8 to 32 Kbyte |
| RAM Memory | 384 bytes to 1 Kbyte |
| ADC Resolution | 10-bit |
| Timers | 4 |
| Communication Interfaces | SPI, SCI |
| I/O Ports | Up to 32 |
| Flash Endurance | 100 cycles |
| Data Retention | 20 years |
The device operates with a voltage range of 3.8 to 5.5V.
Yes, HDFlash devices support in-circuit programming.
The microcontroller includes 4 timers.