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The AS7C164-35PC is a high-speed CMOS static RAM (SRAM) manufactured by ALLIANCE. Below are its specifications, descriptions, and features:

Specifications:

• Memory Type: 16K x 8-bit (128Kb) Static RAM (SRAM)
• Speed: 35ns access time
• Voltage Supply: 5V ±10%
• Operating Temperature Range: Commercial (0°C to +70°C)
• Package: 28-pin Plastic DIP (PDIP)
• I/O Type: TTL-compatible
• Power Consumption:
• Active: 275mW (typical)
• Standby: 27.5mW (typical)
• Data Retention: 2V (min) for battery backup operation

Descriptions:

• The AS7C164-35PC is a low-power, high-performance SRAM designed for applications requiring fast access times and reliable data storage.
• It features a fully static operation, eliminating the need for external refresh cycles.
• The device is compatible with industry-standard 28-pin DIP packages, making it suitable for legacy systems.

Features:

• High-Speed Access: 35ns maximum access time
• Low Power Consumption:
• Active current: 55mA (max)
• Standby current: 5.5mA (max)
• Fully Static Operation: No clock or refresh required
• Battery Backup Capable: Data retention at reduced voltage (2V min)
• Three-State Outputs: Directly TTL-compatible
• Industrial Standard Pinout: Compatible with other 16K x 8 SRAMs

This SRAM is commonly used in embedded systems, industrial controls, telecommunications, and other applications requiring fast, non-volatile memory storage.