The Winbond W946432AD-5H is a high-performance DDR2 SDRAM (Double Data Rate 2 Synchronous Dynamic Random-Access Memory) chip designed for applications requiring significant memory bandwidth and efficient data transfer. It is manufactured by Winbond Electronics, a leading global provider of memory solutions.

Applications

• Embedded systems with high memory bandwidth requirements
• Graphics cards (typically lower-end models)
• Set-top boxes and digital media players
• Networking equipment (routers, switches)
• Industrial control systems
• Automotive infotainment systems

Features

• 64Mb (2M x 32) memory organization
• DDR2 (Double Data Rate 2) interface: provides increased bandwidth compared to DDR
• Clock Frequency: Up to 200MHz (400MHz effective data rate)
• Supply Voltage: 1.8V
• Interface: Standard DDR2 SDRAM interface
• Package: FBGA (Fine-pitch Ball Grid Array)
• Internal pipelined operation
• Auto precharge function
• RoHS compliant

Benefits

• High bandwidth: DDR2 technology enables fast data transfer
• Adequate capacity: 64Mb suitable for many applications
• Low power consumption: 1.8V operation improves energy efficiency
• Compact size: FBGA package saves board space
• Reliable performance: Winbond is a reputable memory manufacturer
• Cost-effective solution for DDR2 memory requirements

Additional Details

The W946432AD-5H uses DDR2 technology, offering improved bandwidth compared to the earlier DDR standard. It transfers data on both the rising and falling edges of the clock signal. The internal pipelined architecture facilitates concurrent operations, increasing overall performance. The auto precharge feature simplifies memory management. It is important to consult the device datasheet for precise timing parameters, operating conditions, and PCB layout recommendations to ensure optimal performance and reliability. The -5H suffix indicates specific speed and timing grades within the W946432AD family. The W946432AD-5H strikes a balance between speed, capacity, and power efficiency, making it a suitable choice for diverse applications demanding DDR2 SDRAM.