Winbond SDRAM 1 GB Surface Mount 78-Pin 16 bit VFBGA Memory Chip W631GG8NB12I

Winbond W631GG8NB12I is a high-performance 1 GB SDRAM memory chip featuring a 78-pin surface mount VFBGA package and a 16-bit data bus width. It is organized as 128M x 8 with 128 million words supporting fast access times with a maximum random access of 20 nanoseconds. This chip operates reliably within a broad temperature range from -40°C to 95°C, making it suitable for demanding industrial and electronic applications.

The device supports differential clock inputs and auto-precharge operation for read and write bursts, enabling enhanced speed through two data transfers per clock cycle. Its power supply ranges from 1.43V to 1.57V, ensuring stable operation within standard memory voltage windows.

The compact VFBGA package measures 10.6 mm in length, 8.1 mm in width, and has a height of 600 micrometers, facilitating easy integration into printed circuit boards. Compliant with RoHS standards, this memory chip supports environmentally responsible manufacturing processes.

This model belongs to the W631GG6NB series, known for providing efficient memory solutions optimized for various applications including industrial control systems, computing hardware, and communication devices requiring high-speed memory access.

Supports 1 GB memory size organized as 128M x 8 with 128M words. Data bus width: 16 bit with 8 bits per word. Maximum random access time: 20 ns. Operating temperature range: -40°C to 95°C. RoHS compliant for environmental safety.

Dimensions: 10.6 mm (length) x 8.1 mm (width) x 600 μm (height). Supply voltage range: 1.43V to 1.57V. Package type: VFBGA surface mount with 78 pins. Series: W631GG6NB. Designed for industrial and electronic applications.

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