The RC28F640J3C115 SL7H9 is a 64-Megabit (Mb) StrataFlash Memory device manufactured by Intel. Part of the J3 family, this NOR flash memory is designed for embedded applications requiring high performance and reliability. It is likely organized as 8M x 8 or 4M x 16, offering flexibility for different microprocessor architectures. The 'C115' portion likely indicates specific speed grade and operating temperature range, while 'SL7H9' represents a specific stepping or revision of the silicon.

Applications

• Embedded Systems
• Wireless communication devices
• Networking equipment
• Industrial control
• Handheld devices

Features

• Density: 64Mb (likely organized as 8M x 8 or 4M x 16)
• Interface: Parallel NOR Flash Interface
• Supply Voltage: Typically 3V or 1.8V operation (Refer to datasheet)
• Burst Mode: Supports high-speed data transfer.
• Sector Protection: Hardware sector protection for secure code storage.
• Erase Suspend/Resume: Allows interruption and resumption of erase operations.
• Deep Power-Down Mode: Minimizes power consumption when the device is not in use.
• Common Flash Interface (CFI): Provides standard identification and feature discovery.

Benefits

• High Performance: Fast read access times enable quick boot-up and code execution.
• Low Power Consumption: Extends battery life in portable applications.
• Secure Code Storage: Sector protection prevents unauthorized modification of critical code.
• Flexible Architecture: Can be configured for 8-bit or 16-bit bus widths.
• Reliable Operation: NOR Flash technology offers excellent data retention and endurance.
• Easy Integration: Standard interface simplifies integration with various microprocessors.
• Long-Term Availability: Intel provides long-term support for its Flash memory products.

Additional Details

The RC28F640J3C115 SL7H9 supports burst mode, enabling high-speed data transfers for demanding applications. Sector protection allows you to protect critical code from accidental or malicious modification. Erase suspend/resume capabilities enhance system responsiveness by allowing erase operations to be interrupted and resumed later. The device features a deep power-down mode to minimize power consumption during idle periods. The Common Flash Interface (CFI) allows the host system to identify the device and determine its features in a standardized way.

The SL7H9 marking indicates a specific silicon revision. Consult the official Intel datasheet for the RC28F640J3C115 and any associated errata sheets for details on the specific improvements or fixes included in this revision.