AS4C2M32S-7BCNTR

The AS4C2M32S-7BCNTR is a 64Mbit synchronous DRAM designed for applications requiring fast, reliable parallel memory access. With a 2M x 32 organization and 143MHz clock frequency, this SDRAM delivers efficient data throughput in a compact 90-TFBGA package. Built for commercial temperature environments, it provides a cost-effective memory solution for embedded systems, industrial controls, and consumer electronics.

Key Features

• Memory Architecture - 64Mbit capacity organized as 2M x 32, optimized for 32-bit data bus designs requiring efficient word-level access.
• Performance - 143MHz clock frequency with 5.4ns access time and 2ns write cycle time, enabling responsive data operations for time-sensitive applications.
• Power Supply - 3V to 3.6V operating voltage range supports standard embedded system power rails and simplifies power management design.
• Package - 90-ball TFBGA (8mm x 13mm) offers a compact footprint ideal for space-constrained designs while maintaining reliable parallel interface connections.
• Operating Range - Commercial temperature range of 0°C to 70°C suits standard indoor and controlled-environment applications.

Typical Applications

• Embedded Computing Systems - This SDRAM serves as main memory for microprocessor-based systems where the 32-bit interface matches common embedded processor architectures, reducing the need for complex memory controllers.
• Industrial Controllers - Provides reliable data buffering and program execution memory for PLCs and industrial automation equipment operating in temperature-controlled factory environments.
• Networking Equipment - Functions as packet buffer memory in routers and switches where the 143MHz clock speed supports rapid data throughput for network traffic processing.
• Consumer Electronics - Suitable for set-top boxes, digital displays, and multimedia devices requiring temporary data storage with fast read/write access in commercial temperature conditions.
• Test and Measurement Instruments - Enables high-speed data acquisition and waveform storage where the parallel interface and fast access time support real-time signal processing requirements.

Unique Advantages

• Optimized Word Access: The 2M x 32 organization aligns naturally with 32-bit processors, eliminating the need for complex memory interleaving and simplifying board layout.
• Compact Form Factor: The 90-ball TFBGA package delivers parallel SDRAM performance while consuming minimal PCB area, allowing designers to allocate space for additional functionality.
• Fast Write Cycles: 2ns write cycle time enables rapid data updates, reducing latency in applications with frequent memory modifications such as frame buffers or data logging.
• Standard Voltage Operation: 3.3V nominal supply voltage matches common system power rails, eliminating the need for dedicated voltage regulators and reducing BOM cost.
• Proven SDRAM Technology: Synchronous DRAM architecture provides predictable timing behavior, simplifying firmware development and system validation compared to asynchronous memory types.
• Active Lifecycle Status: Current production availability ensures long-term supply continuity for new designs and product lifecycle management.

Why Choose AS4C2M32S-7BCNTR?

The AS4C2M32S-7BCNTR combines the right balance of capacity, performance, and physical size for commercial embedded applications. Its 32-bit wide data path eliminates the bottlenecks common in narrower memory architectures, while the compact TFBGA package addresses the board space constraints of modern product designs. The 143MHz clock frequency provides sufficient bandwidth for typical control, buffering, and processing tasks without the power consumption penalties of higher-speed alternatives.

For engineering teams developing products for controlled environments—from industrial automation to consumer devices—this SDRAM offers a straightforward integration path with standard 3.3V logic levels and commercial temperature reliability. Alliance Memory's active production status supports both initial design-ins and sustained production requirements.

Contact Us for Pricing and Availability

Request a quote for the AS4C2M32S-7BCNTR or contact our sales team to discuss volume pricing, delivery schedules, and technical support for your specific application requirements.