The AT89S8253-24JI is a microcontroller unit (MCU) manufactured by Microchip Technology. It is a member of the AT89S8250/8253 series of flash memory-based, high-performance, low-power, 8-bit CMOS microcontrollers with in-system programmability (ISP) and in-application programmability (IAP).
Description:
The AT89S8253-24JI features 32K bytes of Flash memory, 2K bytes of RAM, and 2K bytes of EEPROM. It is based on the enhanced 8052 microcontroller core and operates with a clock frequency of up to 24 MHz. The device is available in a 100-pin TQFP (Thin Quad Flat Package) package.
Features:
- 32K bytes of Flash memory with read-while-write capability
- 2K bytes of RAM
- 2K bytes of EEPROM
- Enhanced 8052 CPU core with 8-level deep priority interrupt structure
- Three 16-bit timer/counters with watchdog and two 16-bit software timers
- 8-channel, 10-bit A/D converter
- Two UARTs (universal asynchronous receivers/transmitters) with IrDA and ISO7816 support
- Two SPI (serial peripheral interface) ports and one I2C (inter-integrated circuit) bus
- 56 general-purpose I/O pins with configurable pin functions
- On-chip debugging and programming features, including ISP and IAP
- Low-power consumption modes, including idle and power-down modes
- Watchdog timer with selectable timeout periods
Applications:
The AT89S8253-24JI is suitable for a wide range of applications, including but not limited to:
- Industrial control systems
- Medical equipment
- Telecommunication devices
- Automotive control systems
- Smart home appliances
- Security systems
- Handheld devices
- Data acquisition and signal processing systems
- Embedded systems in various industries
The AT89S8253-24JI's combination of features, such as Flash memory, EEPROM, multiple communication interfaces, and low-power modes, make it a versatile choice for a wide range of embedded applications requiring high performance and flexibility.