The Samsung S3C2440A40-YQ80 is a 32-bit RISC microprocessor based on the ARM920T core, designed for use in a wide variety of embedded applications. This processor is characterized by a good balance of performance, power efficiency, and integrated peripherals, making it suitable for devices like PDAs, handheld devices, and industrial control systems.

Applications

• Personal Digital Assistants (PDAs)
• Handheld Computers
• Industrial Control Systems
• GPS Navigation Devices
• Embedded Systems

Features

• ARM920T Core: Delivers robust and efficient processing capabilities.
• LCD Controller: Integrated controller for direct interface with LCD panels.
• USB Host/Device: Supports USB connectivity, enabling data transfer and device interfacing.
• SD/MMC Host Controller: Facilitates easy integration with SD and MMC memory cards.
• NAND Flash Controller: Enables the use of NAND flash memory for storage solutions.
• Camera Interface: Supports camera modules, facilitating image and video capture.
• UART, SPI, I2C Interfaces: Provides a versatile range of serial communication options.
• Real-Time Clock (RTC): Maintains timekeeping functions, even when main power is off.
• Power Management Unit (PMU): Optimizes power consumption, extending battery life.

Benefits

• Efficient Processing: The ARM920T core delivers adequate processing power for diverse embedded applications.
• Low Power Operation: Contributes to extended battery life in portable devices.
• Reduced System Cost: Integrated peripherals minimize the need for external components, lowering overall system costs.
• Memory Versatility: Supports a range of memory types and configurations.
• Flexible Connectivity: Offers a variety of interfaces for connection to other devices and peripherals.
• Streamlined Development: Comprehensive development tools and resources are readily available.

Technical Details

The S3C2440A40-YQ80 operates at a clock speed of 400 MHz. It features a 16 KB instruction cache and a 16 KB data cache, enhancing performance. The integrated LCD controller supports numerous display resolutions. The processor is typically packaged in a BGA (Ball Grid Array) package. It has a core voltage of 1.3V and I/O voltage of 3.3V. It is well-suited for applications that demand a balance of performance, power efficiency, and rich features.