AS4C2M32SA-6TIN

The AS4C2M32SA-6TIN is a 64Mbit Synchronous DRAM (SDRAM) from Alliance Memory, organized as 2M x 32 bits. This parallel interface memory device operates at clock frequencies up to 166MHz and delivers fast 5.5ns access times, making it well-suited for embedded systems requiring reliable, high-speed volatile memory.

Featuring industrial temperature range operation from -40°C to 85°C, this SDRAM provides dependable performance across demanding environmental conditions while maintaining compatibility with standard 3V to 3.6V supply voltages.

Key Features

• Memory Configuration - 64Mbit capacity organized as 2M x 32 bits, providing a wide 32-bit data path for efficient data transfers in embedded applications.
• High-Speed Operation - Supports clock frequencies up to 166MHz with 5.5ns access time and 2ns write cycle time for responsive system performance.
• Industrial Temperature Range - Operates reliably from -40°C to 85°C (TA), enabling deployment in industrial and outdoor equipment where temperature extremes are common.
• Standard Supply Voltage - 3V to 3.6V operating range provides compatibility with common embedded system power rails.
• Industry-Standard Package - 86-TSOP II (0.400", 10.16mm width) surface mount package enables straightforward PCB integration with standard assembly processes.

Typical Applications

• Industrial Control Systems - This SDRAM provides reliable volatile memory for PLCs, HMI panels, and factory automation equipment where the extended temperature range ensures consistent operation in harsh manufacturing environments.
• Networking Equipment - The 166MHz clock speed and 32-bit parallel interface support packet buffering and data processing in routers, switches, and communication gateways.
• Embedded Computing - With its 2M x 32 organization, this memory serves as main system RAM in embedded processors and single-board computers requiring fast, parallel data access.
• Point-of-Sale Terminals - The industrial temperature rating and compact TSOP II package make this SDRAM suitable for retail systems deployed in varied store environments.

Unique Advantages

• Extended Operating Temperature: The -40°C to 85°C range eliminates the need for thermal management in many industrial applications, reducing system complexity and cost.
• Wide 32-Bit Data Bus: The 2M x 32 organization allows single-chip solutions where narrower memories would require multiple devices, simplifying board layout and reducing BOM count.
• Fast Access Performance: 5.5ns access time combined with 166MHz operation supports real-time system requirements without adding wait states.
• Active Product Status: Currently in active production, ensuring long-term availability for new designs and ongoing manufacturing.
• Standard Footprint: The 86-TSOP II package provides drop-in compatibility with existing designs using industry-standard SDRAM pinouts.

Why Choose AS4C2M32SA-6TIN?

The AS4C2M32SA-6TIN from Alliance Memory delivers the combination of performance, temperature tolerance, and reliability that embedded system designers require. Its 166MHz operation and 32-bit interface provide the bandwidth needed for demanding applications, while the industrial temperature rating ensures dependable function across challenging environments.

For designs requiring proven SDRAM technology with long-term availability, the AS4C2M32SA-6TIN offers a straightforward solution backed by Alliance Memory's commitment to the embedded market.

Get Started

Contact our sales team for pricing and availability information, or request a quote to discuss volume requirements for your next embedded memory design.