The HY5PS1G1631CFR-S5 is a 1Gbit DDR2 SDRAM (Double Data Rate 2 Synchronous Dynamic Random-Access Memory) chip produced by Hynix Semiconductor. This memory component is designed for applications requiring high memory bandwidth and capacity.

Applications

• Graphics Cards
• Gaming Consoles
• High-Definition Video Processing
• Networking Equipment
• Industrial Applications

Features

• Capacity: 1Gbit (128MB)
• Organization: 64M x 16
• Interface: DDR2 SDRAM
• Speed Grade: -S5 (denotes specific speed and timing characteristics)
• Voltage: Typically operates at 1.8V
• Package: FBGA (Fine-Pitch Ball Grid Array)
• Clock Speed: Specified by the Speed Grade S5 (consult datasheet for precise value)
• Burst Length: Supports burst lengths of 4 and 8
• Double Data Rate: Transfers data on both rising and falling edges of the clock signal.
• On-Die Termination (ODT): Improves signal integrity and reduces signal reflection.

Benefits

• High Bandwidth: DDR2 offers significantly higher bandwidth than DDR, which enhances system performance.
• Improved Performance: Faster memory access speeds up application loading and improves multitasking capabilities.
• Low Power Consumption: Operates at a lower voltage (typically 1.8V) reducing power consumption.
• Enhanced Signal Quality: ODT helps improve signal integrity, resulting in more reliable performance.
• Large Storage Capacity: 1Gbit provides ample storage space for data-intensive applications.

Additional Details

The HY5PS1G1631CFR-S5's speed grade (S5) is critical to know because it defines the clock frequency and associated timings; the manufacturer's datasheet contains this crucial information. Important timing parameters such as CAS Latency (CL), tRCD, tRP, and tRAS must be properly configured for the memory to perform optimally. The FBGA package ensures a compact footprint and contributes to improved thermal performance. The device incorporates power-saving features like auto-refresh and self-refresh modes. DDR2 SDRAM offers substantial performance benefits over older memory technologies and is well-suited for demanding applications.