Microchip Technology, Inc. Microcontrollers AT89C51IC2-SLRIL

The AT89C51IC2-SLRIL is an 8-bit microcontroller compatible with the 80C52 architecture, featuring 32KB of on-chip Flash memory for program and data storage. It supports both parallel and serial programming modes, including In-System Programming (ISP). The device includes 256 bytes of internal RAM and 1024 bytes of expandable RAM, which can be configured in various sizes. It offers multiple I/O options with four 8-bit ports and two 2-wire interface pins, along with three 16-bit timer/counters and a 10-source interrupt controller with four priority levels. This microcontroller operates at speeds up to 40 MHz in standard mode and 20 MHz in X2 mode, with a voltage range of 2.7V to 5.5V. It includes features such as a hardware watchdog timer, a full-duplex enhanced UART, and a programmable counter array for pulse width modulation and high-speed I/O applications. The AT89C51IC2-SLRIL is suitable for various applications, including motor control, alarms, and smart card readers, and is available in PLCC44 and VQFP44 packages. It operates within a temperature range of 0 to +70¬8C for commercial applications and -40¬8C to +85¬8C for industrial applications.