AS4C2M32S-6TINTR

The AS4C2M32S-6TINTR from Alliance Memory is a 64Mbit synchronous dynamic RAM organized as 2M x 32, delivering high-performance memory storage for embedded systems and computing applications. This parallel SDRAM operates at 166MHz clock frequency with a 5.5ns access time, providing reliable data access for applications requiring moderate speed and capacity. Housed in an 86-TSOP II package, it offers a balance of performance and integration density for space-conscious designs.

Key Features

• Memory Configuration - 64Mbit capacity organized as 2M x 32, providing flexible word-wide access for 32-bit data bus architectures commonly used in embedded processors and controllers.
• Clock Performance - Operates at 166MHz clock frequency with 5.5ns access time, supporting moderate-speed applications that require deterministic memory access patterns.
• Power Supply - Operates on 3V to 3.6V supply voltage, compatible with standard 3.3V logic systems prevalent in embedded designs.
• Extended Temperature Range - Rated for -40°C to 85°C operation, suitable for industrial environments where temperature extremes may occur.
• Package Format - 86-pin TSOP II package with 10.16mm width, offering a compact footprint for board-level integration.

Typical Applications

• Industrial Controllers - This SDRAM serves as working memory in PLCs and industrial automation equipment where the extended temperature rating ensures stable operation across factory floor conditions.
• Embedded Computing - Provides main memory for embedded processors in equipment control systems, where the 32-bit wide organization matches processor data paths for efficient data transfer.
• Test and Measurement - Functions as buffer memory in instrumentation where moderate data rates and reliable operation across temperature ranges are required for accurate measurements.
• Legacy System Maintenance - Serves as a replacement component for aging equipment requiring parallel SDRAM, helping extend the operational life of installed systems.

Unique Advantages

• Word-Wide Architecture: The 2M x 32 organization eliminates the need for external memory interleaving in 32-bit processor systems, simplifying board design and reducing component count.
• Standard Voltage Operation: 3.3V supply voltage compatibility allows direct integration with existing logic families without level translation, reducing design complexity.
• Industrial Temperature Rating: Extended -40°C to 85°C operation range supports deployment in harsh environments without additional thermal management.
• Parallel Interface Simplicity: Direct parallel access eliminates protocol overhead and controller complexity associated with serial memory technologies, reducing firmware development time.
• Proven Technology: SDRAM architecture offers mature, well-understood timing characteristics that simplify validation and reduce integration risk in cost-sensitive applications.

Why Choose AS4C2M32S-6TINTR?

This SDRAM addresses the needs of industrial and embedded applications where parallel memory interfaces remain the standard architecture. The 32-bit wide organization provides an efficient match for embedded processors without requiring complex memory controller configurations. The extended industrial temperature range supports deployment in factory automation, transportation systems, and outdoor installations where temperature stability is critical.

While this component carries an obsolete lifecycle status, it remains valuable for sustaining engineering efforts, maintenance inventory, and equipment life extension programs where direct replacement is required. Engineers working with legacy platforms or supporting installed equipment bases will find this component suitable for maintaining operational systems.

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For pricing, availability, and technical support on the AS4C2M32S-6TINTR, please contact our sales team. We can assist with volume requirements, lead times, and alternative solutions for your memory requirements.