Functional description
The AS7C1028 is a 5V high-performance CMOS 1,048,576-bit Static Random-Access Memory (SRAM) device organized as 262,144 words × 4 bits. It is designed for memory applications requiring fast data access at low voltage, including PentiumTM, PowerPCTM, and portable computing. Alliance’s advanced circuit design and process techniques permit 5.0V operation without sacrificing performance or operating margins.

Features
• Industrial (-40°C to 85°C) temperature
• Organization: 262,144 words × 4 bits
• High speed
    - 12 ns address access time
    - 6 ns output enable access time
• Low power consumption via chip deselect
• One chip select plus one Output Enable pin
• Bidirectional data inputs and outputs
• TTL-compatible
• 28-pin JEDEC standard packages
    - 400 mil SOJ
• ESD protection ≥ 2000 volts