8-bit Microcontroller with 16 Kbytes/ 32 Kbytes FLASH The **T89C51RC2-SLSCM** is a microcontroller manufactured by **ATMEL** (now part of Microchip Technology). Below are its key specifications, descriptions, and features based on factual information:
### **Specifications:**
- **Core:** 80C51 (8-bit microcontroller)
- **Operating Voltage:** 4.5V to 5.5V
- **Clock Speed:** Up to **60 MHz** (with X2 mode enabled)
- **Flash Memory:** **32 KB** (In-System Programmable)
- **RAM:** **1 KB**
- **EEPROM:** **2 KB** (for data storage)
- **Timers:** Three 16-bit timers/counters (Timer 0, Timer 1, Timer 2)
- **I/O Ports:** Four 8-bit bidirectional ports (P0, P1, P2, P3)
- **Serial Communication:** Full-duplex UART, SPI (Serial Peripheral Interface)
- **Interrupts:** Seven interrupt sources with four priority levels
- **Watchdog Timer:** Programmable watchdog timer for system reliability
- **Power Saving Modes:** Idle and Power-down modes
- **Package:** **PLCC-44** (Plastic Leaded Chip Carrier)
- **Operating Temperature:** **-40°C to +85°C**
### **Descriptions:**
- The **T89C51RC2** is a high-performance **8051-based** microcontroller with enhanced features.
- It supports **X2 mode**, allowing the clock speed to effectively double (up to 60 MHz) while maintaining compatibility with standard 8051 instructions.
- Includes **In-System Programmable (ISP) Flash memory**, enabling easy firmware updates.
- Features **2 KB of EEPROM** for non-volatile data storage.
- Designed for industrial and embedded applications requiring high-speed processing and low power consumption.
### **Features:**
- **High-Speed 80C51 Core** (up to 60 MHz in X2 mode)
- **32 KB Flash Memory** (ISP-capable)
- **1 KB On-Chip RAM**
- **2 KB EEPROM** (for data retention)
- **Three 16-bit Timers**
- **Full-Duplex UART & SPI Interface**
- **Seven Interrupt Sources**
- **Programmable Watchdog Timer**
- **Low Power Modes (Idle & Power-down)**
- **Wide Operating Voltage (4.5V–5.5V)**
- **Industrial Temperature Range (-40°C to +85°C)**
This information is strictly based on ATMEL's official documentation for the **T89C51RC2-SLSCM** microcontroller.
