The HY628400LLG-70 is a 4 Mbit Low Power CMOS Static RAM (SRAM) from Hynix Semiconductor. It is organized as 512K x 8 bits and is designed for applications requiring low power consumption and high-speed access times. This SRAM is suitable for use in a wide range of memory applications.

Applications:

• Embedded Systems: Used in various embedded systems requiring fast and low-power memory.
• Portable Devices: Employed in portable devices such as handheld computers, PDAs, and mobile phones.
• Battery-Powered Equipment: Utilized in battery-powered equipment where low power consumption is critical.
• Cache Memory: Used as cache memory in microprocessors and microcontrollers.
• Data Buffering: Found in data buffering applications.

Features:

• Low Power Consumption: Operates with low power consumption, extending battery life in portable devices.
• High-Speed Access Time: Offers a fast access time of 70ns for quick data retrieval.
• Single 3.3V Power Supply: Operates on a single 3.3V power supply.
• TTL Compatible Inputs and Outputs: Provides TTL compatible inputs and outputs for easy interfacing with other devices.
• Operating Temperature: Industrial temperature range available.
• Available Packages: Offered in various packages including TSOP and SOJ.
• RoHS Compliant: Complies with the Restriction of Hazardous Substances directive.

Benefits:

• Long Battery Life: Low power consumption extends battery life in portable applications.
• Fast Data Access: High-speed access time ensures quick data retrieval.
• Easy Integration: TTL compatible inputs and outputs simplify integration with other components.

Technical Specifications: The HY628400LLG-70 operates with a supply voltage of 3.3V. It has an access time of 70ns. The standby current is typically very low, contributing to low power consumption. The operating temperature range is dependent on the exact variant. Consult the Hynix datasheet for detailed electrical characteristics, timing diagrams, and application guidelines. The device also features data retention capabilities, ensuring data is preserved even when power is removed.