The AS4C1M16E5-45JC is a high-speed CMOS synchronous DRAM (SDRAM) from Alliance Memory, Inc. It is organized as 1,048,576 words x 16 bits x 4 banks. This SDRAM operates at a clock frequency of up to 222 MHz and is designed for applications requiring high memory bandwidth and low latency.

Applications:

• Networking equipment: Routers, switches, and other networking devices rely on high-speed memory for packet processing and data buffering.
• Graphics cards: Used as frame buffers in older generation graphics cards.
• Embedded systems: Suitable for embedded systems with demanding memory requirements.
• Industrial control systems: Provides memory for data logging, control algorithms, and human-machine interfaces (HMIs).
• Printers and scanners: Employed for image processing and data storage.

Features:

• Organization: 1,048,576 words x 16 bits x 4 banks
• Clock Frequency: Up to 222 MHz
• Burst Length: 1, 2, 4, 8, Full Page
• CAS Latency: 3
• Burst Type: Sequential and Interleave
• Power Supply: 3.3V
• Package: 54-pin TSOP II
• Refresh: Auto and Self Refresh

Benefits:

• High Bandwidth: Provides high data transfer rates for demanding applications.
• Low Latency: Reduces access times, improving system performance.
• Large Capacity: Offers sufficient memory for data buffering and processing.
• Low Power Consumption: Suitable for power-sensitive applications.
• Easy Integration: Standard interface simplifies integration into existing systems.

Additional Details:

The AS4C1M16E5-45JC SDRAM supports programmable burst lengths of 1, 2, 4, 8, and full page, allowing for flexible data access. It also features auto and self refresh modes for efficient power management. The device operates at a supply voltage of 3.3V and is available in a 54-pin TSOP II package. The operating temperature range is typically 0°C to +70°C. The CAS latency is 3, indicating the delay between the read command and the availability of data. The synchronous nature of the SDRAM ensures precise timing and reliable operation. It is designed to meet the requirements of a wide range of applications requiring high-performance memory.