AS4C16M16D1-5BCN

The AS4C16M16D1-5BCN from Alliance Memory is a 256Mbit DDR SDRAM organized as 16M x 16 bits. This parallel-interface memory device operates at 200MHz clock frequency and delivers the bandwidth and reliability required for embedded computing, networking equipment, and industrial control systems.

Built on proven DDR SDRAM technology, this device provides a cost-effective memory solution with a 2.5V nominal supply voltage, making it suitable for a wide range of applications requiring high-density volatile memory.

Key Features

• Memory Configuration - 256Mbit capacity organized as 16M x 16 bits, providing 32 megabytes of volatile storage in a single device.
• DDR SDRAM Technology - Double data rate architecture delivers data on both rising and falling clock edges, effectively doubling bandwidth compared to single data rate SDRAM.
• 200MHz Clock Operation - Supports clock frequencies up to 200MHz with 0.7ns access time for high-performance memory throughput.
• Low Voltage Operation - Operates from 2.3V to 2.7V supply voltage, reducing power consumption in portable and power-sensitive designs.
• Compact Package - 60-TFBGA (8x13mm) package provides high density in minimal board space with excellent signal integrity.
• Commercial Temperature Range - Rated for operation from 0°C to 70°C, suitable for commercial and light industrial environments.

Typical Applications

• Networking Equipment - This DDR SDRAM provides packet buffering and routing table storage in switches and routers where high bandwidth and low latency are essential for maintaining network throughput.
• Industrial Control Systems - Offers reliable program and data memory for PLCs, HMI displays, and automation controllers requiring consistent operation in commercial temperature environments.
• Embedded Computing - Serves as main system memory in single-board computers and embedded processors where the 16-bit parallel interface simplifies memory controller design.
• Consumer Electronics - Provides frame buffering and working memory for set-top boxes, digital displays, and multimedia devices requiring 256Mbit density.

Unique Advantages

• Drop-in Replacement Compatibility: Pin-compatible with industry-standard DDR SDRAM devices, enabling second-source options and supply chain flexibility.
• Simplified Design Integration: Standard DDR interface with parallel data path reduces memory controller complexity compared to serial memory interfaces.
• Proven Technology: DDR SDRAM technology offers mature, well-characterized behavior with extensive design ecosystem support.
• Active Lifecycle Status: Currently in active production, ensuring long-term availability for product designs.
• Small Footprint: 60-TFBGA package in 8x13mm dimensions maximizes board space efficiency while maintaining thermal performance.

Why Choose AS4C16M16D1-5BCN?

The AS4C16M16D1-5BCN is an ideal choice for designers seeking a reliable, cost-effective DDR SDRAM solution with proven performance. Its 256Mbit density and 16-bit data width make it well-suited for applications requiring moderate memory capacity with straightforward integration.

With active production status from Alliance Memory, this device offers the supply chain stability that embedded and industrial designs demand. The standard DDR interface ensures broad compatibility with existing memory controllers and reference designs.

Get Started

Contact our sales team to discuss pricing, availability, and technical support for the AS4C16M16D1-5BCN. We can provide samples, volume quotes, and application engineering assistance for your next design.