The AT90S8515A-4AI is a powerful microcontroller from Microchip Technology, designed to offer robust performance for embedded systems. This 8-bit MCU is based on the high-performance, low-power AVR RISC architecture, making it an ideal choice for a wide range of applications, from industrial control systems to consumer electronics.

Key Features:

• CPU Speed: Operating at 4 MHz, the AT90S8515A-4AI provides a balance between speed and power consumption, allowing for efficient processing of tasks without draining resources.
• Memory: It comes equipped with 8KB of in-system programmable Flash memory, ensuring ample space for complex programs and algorithms. Additionally, it features 512 bytes of EEPROM and 512 bytes of internal SRAM, facilitating data storage and retrieval operations.
• I/O Ports: The microcontroller boasts 32 programmable I/O lines, which are organized in four 8-bit ports, granting developers the flexibility to connect a variety of peripherals and interface with external components.
• Instruction Set: With a rich instruction set of 120 powerful instructions, the AT90S8515A-4AI ensures smooth execution of operations, most of which are executed in a single clock cycle.
• Power Efficiency: Designed for power-sensitive applications, it features multiple power-saving modes including Idle and Power-down modes, allowing for efficient power management.

Additional Features:

• Analog Comparator
• Programmable Watchdog Timer with On-chip Oscillator
• Full Duplex UART Serial Interface
• Master/Slave SPI Serial Interface
• External and Internal Interrupt Sources
• On-chip Analog to Digital Converter (ADC)

The AT90S8515A-4AI is packaged in a 44-lead TQFP (Thin Quad Flat Pack) and operates within a voltage range of 4.5V to 5.5V. Its robust feature set, combined with the reliability of Microchip Technology, makes it an excellent choice for designers looking to create sophisticated and power-efficient embedded systems.