8T49N203A-999NLGI8

Basic Information Overview

• Category: Electronic Component
• Use: Clock Generator and Jitter Attenuator
• Characteristics: High-performance, low-jitter, programmable, versatile
• Package: QFN (Quad Flat No-Lead)
• Essence: Provides clock generation and jitter attenuation capabilities for various electronic systems
• Packaging/Quantity: Individually packaged, quantity varies based on customer requirements

Specifications

• Frequency Range: 1 MHz to 2.5 GHz
• Output Types: LVPECL, LVDS, HCSL
• Supply Voltage: 3.3 V
• Operating Temperature Range: -40°C to +85°C
• Programmability: I2C interface for configuration and control

Detailed Pin Configuration

The 8T49N203A-999NLGI8 has a total of 32 pins. The pin configuration is as follows:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VDD | Power Supply (3.3 V) | | 2 | GND | Ground | | 3 | SDA | I2C Serial Data | | 4 | SCL | I2C Serial Clock | | 5 | OE | Output Enable | | 6-9 | OUT0-OUT3 | Differential Clock Outputs | | 10-13 | OUT4-OUT7 | Differential Clock Outputs | | 14 | REFCLK | Reference Clock Input | | 15 | XTAL | Crystal Oscillator Input | | 16 | XAXB | Crystal Oscillator Output | | 17 | XAXC | Crystal Oscillator Output | | 18 | XAXD | Crystal Oscillator Output | | 19 | XAXB | Crystal Oscillator Output | | 20-23 | NC | No Connection | | 24 | VDDO | Power Supply for Outputs (3.3 V) | | 25 | GND | Ground | | 26-29 | OUT8-OUT11 | Differential Clock Outputs | | 30-33 | OUT12-OUT15 | Differential Clock Outputs |

Functional Features

• Clock Generation: The 8T49N203A-999NLGI8 can generate multiple clock signals with programmable frequencies and output types.
• Jitter Attenuation: It provides jitter attenuation capabilities to improve the quality of clock signals.
• Programmability: The device can be configured and controlled through an I2C interface, allowing flexibility in adjusting various parameters.
• Low Jitter: The 8T49N203A-999NLGI8 is designed to minimize jitter, ensuring accurate timing in electronic systems.

Advantages and Disadvantages

Advantages: - Versatile clock generation and jitter attenuation capabilities - High-performance with low jitter - Programmable for customization - Wide frequency range

Disadvantages: - Requires I2C interface for configuration and control - Limited to specific output types (LVPECL, LVDS, HCSL)

Working Principles

The 8T49N203A-999NLGI8 utilizes a combination of internal crystal oscillators and phase-locked loop (PLL) circuits to generate and attenuate clock signals. The PLL circuit locks onto a reference clock input and generates high-quality clock signals with programmable frequencies and output types. The device also incorporates jitter attenuation techniques to reduce unwanted noise and improve signal integrity.

Detailed Application Field Plans

The 8T49N203A-999NLGI8 finds applications in various electronic systems where precise timing and synchronization are crucial. Some of the potential application fields include: - Telecommunications equipment - Networking devices - Data centers - Test and measurement instruments - Industrial automation systems - Audio/video equipment

Detailed and Complete Alternative Models

• 8T49N201A-999NLGI8
• 8T49N202A-999NLGI8
• 8T49N204A-999NLGI8
• 8T49N205A-999NLGI8
• 8T49N206A-999NLGI8

These alternative models offer similar clock generation and jitter attenuation capabilities, but may have different specifications and pin configurations.

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