8-bit Microcontroller with Flash and I2C Interface The **T89C51IC2-SLSIL** is a microcontroller manufactured by **ATMEL**. Below are its specifications, descriptions, and features based on factual information:
### **Specifications:**
- **Core:** 80C51 (8-bit microcontroller)
- **Clock Speed:** Up to **40 MHz**
- **Flash Memory:** **16 KB** (In-System Programmable)
- **RAM:** **256 bytes**
- **EEPROM:** **2 KB** (Electrically Erasable Programmable Read-Only Memory)
- **Operating Voltage:** **4.5V to 5.5V**
- **I/O Pins:** **32** (Four 8-bit ports)
- **Timers/Counters:** **3** (Two 16-bit, One 8-bit)
- **UART:** **1** (Full-duplex)
- **Interrupt Sources:** **6** (Two priority levels)
- **Watchdog Timer:** Yes
- **Power Saving Modes:** Idle and Power-down modes
- **Package:** **PLCC44, LQFP44, VQFP44**
### **Descriptions:**
- The **T89C51IC2-SLSIL** is a high-performance CMOS version of the 80C51 microcontroller.
- It features **16 KB of Flash memory** for program storage and **2 KB of EEPROM** for non-volatile data storage.
- It is compatible with the **MCS-51 instruction set** and includes enhanced features like a watchdog timer and power-saving modes.
- The microcontroller is designed for embedded applications requiring high-speed processing and low power consumption.
### **Features:**
- **High-Speed 80C51 Core** (40 MHz operation)
- **In-System Programmable Flash Memory** (16 KB)
- **On-Chip EEPROM** (2 KB)
- **256 Bytes of Internal RAM**
- **Three Timer/Counters** (Two 16-bit, One 8-bit)
- **Full-Duplex UART** for serial communication
- **Six Interrupt Sources** with two priority levels
- **Watchdog Timer** for system reliability
- **Low Power Modes** (Idle and Power-down)
- **Wide Operating Voltage Range** (4.5V to 5.5V)
- **Industrial Temperature Range** (-40°C to +85°C)
- **Multiple Package Options** (PLCC44, LQFP44, VQFP44)
This information is based solely on the manufacturer's datasheet and technical documentation.
