PI3PCIE3442ZLEX

Product Overview

• Category: Integrated Circuit (IC)
• Use: PCIe Gen4 Retimer
• Characteristics: High-speed signal conditioning, low power consumption, compact size
• Package: 48-pin QFN package
• Essence: Enhances signal integrity and extends reach in PCIe Gen4 applications
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Data Rate: Up to 16 Gbps per lane
• Operating Voltage: 1.8V
• Power Consumption: < 200mW per channel
• Operating Temperature Range: -40°C to +85°C
• Compliance: PCIe Gen4, USB 3.2, DisplayPort 1.4

Detailed Pin Configuration

The PI3PCIE3442ZLEX features a detailed pin configuration as follows:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VDD | Power Supply (1.8V) | | 2 | VDD | Power Supply (1.8V) | | 3 | GND | Ground | | 4 | GND | Ground | | 5 | REFCLKP | Reference Clock Positive | | 6 | REFCLKN | Reference Clock Negative | | 7 | RX0P | Receiver Lane 0 Positive | | 8 | RX0N | Receiver Lane 0 Negative | | ... | ... | ... | | 45 | TX3P | Transmitter Lane 3 Positive | | 46 | TX3N | Transmitter Lane 3 Negative | | 47 | GND | Ground | | 48 | GND | Ground |

Functional Features

• Signal conditioning for PCIe Gen4 signals
• Extends reach and improves signal integrity
• Adaptive equalization and de-emphasis
• Low latency and low power consumption
• Automatic link training and rate negotiation

Advantages and Disadvantages

Advantages

• Enables longer PCIe Gen4 connections without signal degradation
• Compact size allows for easy integration into various designs
• Low power consumption helps reduce overall system energy usage
• Supports multiple high-speed protocols (PCIe, USB, DisplayPort)

Disadvantages

• Limited to PCIe Gen4 applications only
• Requires proper PCB layout and signal routing for optimal performance
• Higher cost compared to non-retimer solutions

Working Principles

The PI3PCIE3442ZLEX operates by receiving incoming PCIe Gen4 signals and conditioning them to improve their quality. It employs adaptive equalization and de-emphasis techniques to compensate for signal losses and distortions that occur during transmission. The retimer also performs automatic link training and rate negotiation to establish a stable and reliable connection between the transmitter and receiver.

Detailed Application Field Plans

The PI3PCIE3442ZLEX is primarily designed for use in high-speed data communication systems that require PCIe Gen4 connectivity. Some potential application fields include:

1. Data Centers: Enhancing PCIe Gen4 links between servers, storage devices, and networking equipment.
2. Gaming Consoles: Improving the performance of PCIe Gen4 interfaces in gaming consoles for faster data transfer.
3. High-Performance Computing: Enabling reliable PCIe Gen4 connections in supercomputers and high-performance computing clusters.
4. Workstations: Enhancing PCIe Gen4 connectivity in professional workstations for faster data access and processing.

Detailed and Complete Alternative Models

1. PI3EQX1004BZHEX: PCIe Gen4 Retimer with 4 lanes, 16 Gbps data rate, and 42-pin QFN package.
2. PI3EQX1008BZHEX: PCIe Gen4 Retimer with 8 lanes, 16 Gbps data rate, and 56-pin QFN package.
3. PI3EQX1012BZHEX: PCIe Gen4 Retimer with 12 lanes, 16 Gbps data rate, and 76-pin QFN package.

These alternative models offer similar functionality to the PI3PCIE3442ZLEX but with varying lane counts and package options.

In conclusion, the PI3PCIE3442ZLEX is a high-performance PCIe Gen4 retimer that enhances signal integrity and extends reach in high-speed data communication systems. Its compact size, low power consumption, and compatibility with multiple protocols make it an ideal choice for various applications.