PCI2050BPDVG4

Product Overview

• Category: Integrated Circuit
• Use: PCI-to-PCI Bridge
• Characteristics: High-speed data transfer, bridge functionality
• Package: BGA (Ball Grid Array)
• Essence: Facilitates communication between multiple PCI devices
• Packaging/Quantity: Typically sold in reels or trays

Specifications

• Data Transfer Rate: Up to 66 MHz
• PCI Bus Compliance: PCI 2.2
• Voltage Supply: 3.3V
• Operating Temperature Range: -40°C to +85°C
• Pin Count: 208 pins

Detailed Pin Configuration

The PCI2050BPDVG4 features a total of 208 pins, each serving a specific purpose in the circuit. The pin configuration is as follows:

1. VCC33: Power supply (3.3V)
2. GND: Ground
3. AD[31:0]: Address/Data bus
4. C/BE[3:0]: Command/Byte Enable bus
5. FRAME#: Frame signal
6. IRDY#: Initiator Ready signal
7. TRDY#: Target Ready signal
8. DEVSEL#: Device Select signal
9. REQ#: Request signal
10. ACK#: Acknowledge signal
11. INTA#: Interrupt Acknowledge signal
12. CLK: Clock signal
13. RESET#: Reset signal
14. REFCLK: Reference Clock input
15. SERR#: System Error signal
16. PAR: Parity signal
17. IDSEL[3:0]: Initialization Device Select
18. STOP#: Stop signal
19. LOCK#: Lock signal
20. PERR#: Parity Error signal
21. REQ64#: 64-bit Request signal
22. GNT64#: 64-bit Grant signal
23. GNT#: Grant signal
24. REQ64#: 64-bit Request signal
25. GNT64#: 64-bit Grant signal
26. ...

Functional Features

• Bridge Functionality: Enables communication between multiple PCI devices
• High-Speed Data Transfer: Supports data transfer rates of up to 66 MHz
• Plug-and-Play Compatibility: Compliant with PCI 2.2 standards
• Low Power Consumption: Operates on a 3.3V power supply
• Error Handling: Provides system error signaling (SERR#) and parity checking (PAR)

Advantages and Disadvantages

Advantages: - Facilitates seamless communication between PCI devices - High-speed data transfer capabilities - Plug-and-play compatibility simplifies system integration - Low power consumption for energy-efficient operation

Disadvantages: - Limited to PCI bus architecture, not compatible with other bus types - Requires proper configuration and initialization for optimal performance

Working Principles

The PCI2050BPDVG4 acts as a bridge between multiple PCI devices within a computer system. It facilitates the exchange of data between these devices by translating and forwarding signals across the PCI bus. The bridge operates based on the PCI 2.2 standard, ensuring compatibility with various PCI devices.

Upon receiving a request from an initiator device, the bridge decodes the address and command information and forwards it to the appropriate target device. It also manages the flow control signals (IRDY#, TRDY#) to ensure synchronized data transfer between initiators and targets.

The bridge incorporates error handling mechanisms such as parity checking and system error signaling to maintain data integrity and system reliability.

Detailed Application Field Plans

The PCI2050BPDVG4 is widely used in various applications that require communication between multiple PCI devices. Some common application fields include:

1. Computer Motherboards: Used as a bridge to connect peripheral devices such as graphics cards, network adapters, and storage controllers to the CPU.
2. Industrial Automation: Enables communication between PCI-based control systems, I/O modules, and other industrial devices.
3. Embedded Systems: Facilitates data transfer between PCI-based embedded devices, such as medical equipment, automotive systems, and communication devices.
4. Server Systems: Bridges multiple PCI buses within a server, allowing for efficient data exchange between various expansion cards.

Detailed and Complete Alternative Models

1. PCI9050: Another popular PCI-to-PCI bridge IC with similar functionality and specifications.
2. PLX PEX 8605: A PCIe-to-PCI bridge IC suitable for bridging between newer PCIe devices and legacy PCI devices.
3. Pericom PI7C9X111SL: A versatile PCI bridge IC offering advanced features such as hot-plug support and power management capabilities.

These alternative models provide similar bridge functionality and can be considered based on specific application requirements.

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