The K4T1G1640FB-CE7 is a high-performance 1Gbit DDR2 SDRAM (Double Data Rate 2 Synchronous Dynamic Random-Access Memory) chip manufactured by Samsung. This memory component is designed to provide high bandwidth and low latency for a variety of applications, including graphics processing, computing, and embedded systems. It offers a 16Mx16 organization, enabling efficient storage and retrieval of data. The FB-CE7 variant denotes specific speed grade and operational characteristics optimized for its target applications.

Applications

• Graphics Cards: Provides memory for storing textures, framebuffers, and other graphical data, enabling smooth rendering and high frame rates.
• Gaming Consoles: Used as main memory or graphics memory to support complex game environments and high-resolution graphics.
• Digital Televisions (DTVs): Buffers and processes video streams for display, enhancing image quality and enabling advanced features.
• Set-Top Boxes (STBs): Provides memory for decoding and displaying multimedia content.
• Embedded Systems: Integrated into various embedded devices requiring high-speed memory access, such as industrial control systems and automotive infotainment systems.

Features

• 1Gbit Density: Offers a storage capacity of 1 gigabit, providing ample memory for demanding applications.
• DDR2 Interface: Utilizes DDR2 technology for high-speed data transfer rates, enabling faster processing.
• 16M x 16 Organization: Organized as 16 million words of 16 bits each for efficient memory access.
• Operating Frequency: Supports a data transfer rate up to 800 Mbps (Megabits per second), facilitating rapid data exchange.
• Double Data Rate: Transfers data on both rising and falling edges of the clock signal, effectively doubling the bandwidth.
• On-Chip DLL (Delay-Locked Loop): Aligns the data strobe with the clock signal, ensuring accurate timing and reliable data transfer.
• Auto Refresh Mode: Automatically refreshes memory cells to prevent data loss and maintain data integrity.

Benefits

• Enhanced Graphics Performance: High memory bandwidth enables smoother rendering and higher frame rates in graphics-intensive applications.
• Improved System Responsiveness: Fast data access improves overall system responsiveness and application loading times.
• Increased Memory Capacity: 1Gbit density provides ample memory for storing large datasets and complex programs.
• Reduced Latency: DDR2 technology minimizes delay in data access, enhancing system performance.
• Stable Operation: On-chip DLL ensures accurate timing and reliable data transfer.

Additional Details

The K4T1G1640FB-CE7 typically operates at a supply voltage of 1.8V. It is available in various package options, including FBGA (Fine-pitch Ball Grid Array), which provides a compact footprint and excellent thermal performance. The operating temperature range is generally specified for commercial use, ranging from 0°C to 85°C. This SDRAM chip is designed to be lead-free and RoHS compliant, adhering to environmental standards. Decoupling capacitors are recommended to minimize noise and ensure stable operation. Consult the official Samsung datasheet for detailed specifications and application notes.