PI7C9X7952BFDE

Product Overview

• Category: Integrated Circuit (IC)
• Use: High-speed PCIe-to-PCI bridge
• Characteristics:
  • Provides a bridge between PCI Express (PCIe) and PCI buses
  • Supports high-speed data transfer between the two buses
  • Enables seamless integration of PCIe devices into legacy PCI systems
• Package: BGA (Ball Grid Array)
• Essence: Facilitates backward compatibility and expansion options for PCI-based systems
• Packaging/Quantity: Available in reels, with 250 units per reel

Specifications

• Interface: PCIe Gen3 x4 to PCI 32-bit @ 33 MHz
• Operating Voltage: 3.3V
• Power Consumption: <1W
• Temperature Range: -40°C to +85°C
• RoHS Compliance: Yes

Detailed Pin Configuration

The PI7C9X7952BFDE features a total of 176 pins, including power supply, ground, and various control and data lines. For a detailed pin configuration diagram, please refer to the datasheet provided by the manufacturer.

Functional Features

• PCIe-to-PCI Bridge: Allows seamless communication between PCIe and PCI buses.
• Legacy Support: Enables integration of PCIe devices into existing PCI-based systems.
• High-Speed Data Transfer: Supports fast data transfer rates between the two buses.
• Low Power Consumption: Operates with minimal power requirements.
• Hot Plug and Play: Supports hot insertion and removal of PCIe devices.
• Advanced Error Handling: Implements error detection and reporting mechanisms.

Advantages

• Easy Integration: Simplifies the integration of PCIe devices into legacy PCI systems.
• Cost-Effective Solution: Eliminates the need for costly system upgrades by leveraging existing PCI infrastructure.
• High Performance: Enables high-speed data transfer between PCIe and PCI buses.
• Wide Temperature Range: Suitable for use in various environmental conditions.
• RoHS Compliance: Environmentally friendly and compliant with RoHS regulations.

Disadvantages

• Limited Bandwidth: The bridge operates at PCIe Gen3 x4, which may limit the overall bandwidth compared to higher-speed PCIe interfaces.
• Compatibility Constraints: Certain PCIe devices may not be fully compatible or may require additional configuration for optimal performance.

Working Principles

The PI7C9X7952BFDE functions as a bridge between a PCI Express (PCIe) bus and a PCI bus. It translates the PCIe protocol into the PCI protocol, allowing seamless communication between devices connected to both buses. The bridge handles data transfer, address decoding, and other necessary operations to ensure compatibility and efficient operation.

Detailed Application Field Plans

The PI7C9X7952BFDE is widely used in various applications, including:

1. Industrial Automation: Integrating PCIe-based high-speed peripherals into legacy industrial control systems.
2. Embedded Systems: Enabling PCIe device connectivity in embedded systems with existing PCI interfaces.
3. Networking Equipment: Facilitating the integration of PCIe network cards into routers, switches, and other networking devices.
4. Medical Devices: Allowing the integration of advanced PCIe medical devices into legacy PCI-based medical equipment.

Detailed and Complete Alternative Models

1. PI7C9X7958BFDE: Similar to PI7C9X7952BFDE but with additional features such as extended temperature range and enhanced error handling capabilities.
2. PI7C9X7960BFDE: Higher-performance PCIe-to-PCI bridge supporting PCIe Gen4 x4 to PCI 64-bit @ 66 MHz.

These alternative models offer similar functionality but cater to specific requirements or provide enhanced performance.

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