IC ATMEGA644-20PU

ATmega64 AVR Microcontroller – High-Performance 8-Bit Embedded MCU
The ATmega64 is a powerful AVR 8-bit microcontroller designed for advanced embedded systems, automation, robotics, industrial control, and communication-based applications. Built on an advanced RISC architecture with fully static operation, the ATmega64 delivers high-speed processing up to 20MHz along with extensive memory resources, rich peripheral support, JTAG debugging capability, and multiple low-power modes. Its robust feature set makes it ideal for professional embedded development and complex control systems.

Why it’s a System Essential:
• Advanced AVR RISC Architecture: Efficient instruction execution for high-performance embedded processing.
• High-Speed Operation: CPU speeds up to 20MHz for real-time control applications.
• Large Memory Capacity: 64KB Flash and 4KB RAM support complex embedded firmware development.
• JTAG Debugging Support: IEEE 1149.1 compliant interface enables advanced debugging and programming.
• Multiple Communication Interfaces: Integrated I2C, SPI, and UART simplify peripheral connectivity.
• Rich Power Management Features: Six sleep modes optimize low-power operation.
• Reliable System Protection: Power-On Reset and programmable brown-out detection improve system stability.

Core Features:
• Advanced RISC Architecture
• Fully Static Operation
• High-Endurance Non-Volatile Memory Segments
• JTAG (IEEE 1149.1 Compliant) Interface
• Real-Time Counter with Separate Oscillator

System & Protection Features:
• Power-On Reset (POR)
• Programmable Brown-Out Detection
• Internal Calibrated RC Oscillator
• External and Internal Interrupt Sources

Power Management Features:
• Six Sleep Modes:
 • Idle
 • ADC Noise Reduction
 • Power-Save
 • Power-Down
 • Standby
 • Extended Standby

Technical Specifications:
• CPU Speed: 20MHz
• Program Memory Size: 64KB
• RAM Memory Size: 4KB
• Number of Pins: 40 Pins
• MCU Case Style: DIP
• Number of I/O Pins: 32 I/O
• Embedded Interface Types:
 • I2C
 • SPI
 • UART
• Supply Voltage Range: 2.7V to 5.5V
• MCU Family: AVR ATmega
• MCU Series: ATmega64

Features:
• High-speed embedded processing
• Large memory capacity
• Advanced debugging support
• Flexible communication interfaces
• Reliable low-power operation
• Suitable for complex embedded systems

Applications:
• Industrial automation systems
• Robotics and control systems
• Embedded communication devices
• Sensor interfacing and monitoring
• IoT and smart electronics
• Data acquisition systems
• Educational and research projects
• DIY embedded development
• Advanced AVR-based system design

Best For:
Ideal for students, hobbyists, makers, engineers, and embedded developers working on industrial automation, robotics, communication systems, IoT applications, data acquisition, and advanced AVR-based embedded projects requiring powerful processing capability and extensive peripheral integration.