The IS61DDB21M36A-300M3L is a high-speed, double data rate (DDR) synchronous static RAM (SSRAM) produced by ISSI (Integrated Silicon Solution Inc.). It features a 2M x 36-bit memory configuration, optimized for high-bandwidth applications requiring fast data access. This SSRAM is commonly used in networking equipment, high-performance computing systems, and other applications demanding quick memory operations.

Applications

• Networking equipment (routers, switches)
• High-performance computing
• Data acquisition systems
• Digital signal processing (DSP)
• Telecommunications equipment

Features

• High-Speed DDR Operation: Supports Double Data Rate (DDR) operation, enabling data transfer on both rising and falling edges of the clock signal.
• 2M x 36-bit Configuration: Offers a memory array of 2,097,152 words by 36 bits.
• 300 MHz Clock Frequency: Designed to operate at a clock frequency of up to 300 MHz.
• Fast Cycle Time: Provides quick read and write cycle times for efficient data processing.
• Single 1.8V Power Supply: Operates on a single 1.8V power supply for reduced power consumption.
• On-Chip DLL: Incorporates a Delay-Locked Loop (DLL) to ensure accurate data timing and synchronization.
• Burst Counter: Supports burst read and write operations with programmable burst lengths.

Benefits

• Increased Bandwidth: DDR operation significantly increases memory bandwidth, improving overall system performance.
• Fast Data Access: High clock frequency and fast cycle times ensure quick data access, reducing latency in critical applications.
• Low Power Consumption: Single 1.8V power supply minimizes power consumption, making it suitable for power-sensitive applications.
• Improved Signal Integrity: On-chip DLL enhances signal integrity and timing accuracy.
• Versatile Applications: Suitable for a wide range of high-performance applications requiring fast memory access.

Additional Details

The IS61DDB21M36A-300M3L is typically available in a BGA (Ball Grid Array) package for easy surface mounting. It is designed to meet the demanding requirements of high-speed memory applications. Consult the datasheet for detailed electrical characteristics, timing diagrams, and application guidelines.