The Ricoh R5C552 is a PCI Express (PCIe) card reader controller, designed for use in modern computer systems. This controller manages the interface between various memory card formats and the PCIe bus, enabling high-speed data transfer and efficient memory card management. It's designed for devices needing fast and reliable data access from memory cards.

Applications

• Desktop PCs
• Laptop computers
• Embedded systems
• Industrial PCs
• Point-of-Sale (POS) systems

Features

• PCI Express (PCIe) interface for high-speed data transfer.
• Supports multiple memory card formats including SD, MMC, MS, and xD-Picture Card.
• Integrated DMA controller for efficient data transfer.
• Low power consumption.
• Advanced power management features.
• Compliance with PCI Express specifications.
• Supports Secure Digital (SD) host controller standard

Benefits

• High-speed data transfer enhances system performance.
• Wide compatibility with different memory card types reduces design complexity.
• Low power consumption extends battery life in portable applications.
• Simplified integration via the PCIe interface.
• Reliable operation in demanding environments.
• Improved user experience through faster and more efficient data access.

Additional Details

The R5C552 typically operates at 3.3V. It incorporates built-in protection against electrostatic discharge (ESD) and overcurrent. The controller's firmware is often customizable. The operating temperature range is generally between 0°C and 70°C. It supports both 3.3V and 1.8V signaling for memory cards. Packaging usually involves a QFN (Quad Flat No-Leads) or similar surface-mount package for easy integration. It allows simultaneous operation of multiple card slots.

This device offers a seamless integration experience with various SD card types. It supports high-speed data transfer for fast read and write operations.