IDT, Integrated Device Technology Inc
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8T49N242-DDDNLGI8
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8T49N242-DDDNLGI8

Overview

  • Category: Electronic Component
  • Use: Timing and Synchronization
  • Characteristics: High precision, low jitter, programmable
  • Package: DFN (Dual Flat No-Lead)
  • Essence: Clock Generator and Jitter Attenuator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Frequency Range: 1 MHz to 2.5 GHz
  • Output Format: LVPECL, LVDS, HCSL, CML
  • Supply Voltage: 3.3 V
  • Operating Temperature Range: -40°C to +85°C
  • Phase Noise: -150 dBc/Hz at 10 kHz offset
  • Programmability: I2C interface for configuration

Detailed Pin Configuration

  1. VDD: Power supply
  2. GND: Ground
  3. OUT0: Output 0
  4. OUT1: Output 1
  5. OUT2: Output 2
  6. OUT3: Output 3
  7. OE: Output Enable
  8. SDA: I2C Data
  9. SCL: I2C Clock
  10. REF: Reference Clock Input

Functional Features

  • Clock generation with low phase noise and jitter attenuation
  • Flexible output formats for compatibility with various systems
  • Programmable through I2C interface for easy configuration
  • Output enable/disable control for power management

Advantages

  • High precision timing and synchronization capabilities
  • Low jitter for improved system performance
  • Wide frequency range for versatile applications
  • Compact DFN package for space-constrained designs

Disadvantages

  • Requires external reference clock for operation
  • Limited number of output channels (4 in this model)

Working Principles

The 8T49N242-DDDNLGI8 is a clock generator and jitter attenuator that provides precise timing and synchronization for electronic systems. It operates by taking an external reference clock and generating multiple output clocks with low phase noise and jitter. The device can be programmed through the I2C interface to configure various parameters such as frequency, output format, and output enable/disable control.

Detailed Application Field Plans

  • Telecommunications: Synchronization of network equipment, base stations, and routers
  • Data Centers: Clock distribution for servers, switches, and storage systems
  • Industrial Automation: Timing and synchronization for PLCs, motor drives, and sensors
  • Test and Measurement: Clock generation for oscilloscopes, signal generators, and analyzers

Detailed and Complete Alternative Models

  1. 8T49N241-DDDNLGI8: Similar specifications but with 2 output channels instead of 4
  2. 8T49N243-DDDNLGI8: Similar specifications but with 8 output channels instead of 4
  3. 8T49N244-DDDNLGI8: Similar specifications but with integrated voltage-controlled crystal oscillator (VCXO)

This concludes the encyclopedia entry for 8T49N242-DDDNLGI8, a versatile clock generator and jitter attenuator used in various electronic systems.

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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng 8T49N242-DDDNLGI8 trong giải pháp kỹ thuật

  1. Question: What is the purpose of the 8T49N242-DDDNLGI8 in technical solutions?
    Answer: The 8T49N242-DDDNLGI8 is a versatile timing solution that provides clock generation, distribution, and synchronization capabilities for various applications.

  2. Question: What are the key features of the 8T49N242-DDDNLGI8?
    Answer: The key features of the 8T49N242-DDDNLGI8 include multiple input references, flexible output configurations, programmable PLLs, and advanced clock management functionalities.

  3. Question: How can I configure the 8T49N242-DDDNLGI8 for my specific application?
    Answer: The 8T49N242-DDDNLGI8 can be easily configured using its intuitive software interface, allowing you to customize parameters such as frequency, phase, and output formats.

  4. Question: Can the 8T49N242-DDDNLGI8 support multiple clock domains in a system?
    Answer: Yes, the 8T49N242-DDDNLGI8 is designed to support multiple clock domains by providing independent PLLs and dividers for each domain, ensuring precise synchronization and timing control.

  5. Question: Does the 8T49N242-DDDNLGI8 offer any jitter reduction techniques?
    Answer: Yes, the 8T49N242-DDDNLGI8 incorporates advanced jitter attenuation techniques, such as phase-locked loops (PLLs) and low-pass filters, to minimize jitter and improve signal integrity.

  6. Question: Can the 8T49N242-DDDNLGI8 synchronize with external timing references?
    Answer: Absolutely, the 8T49N242-DDDNLGI8 supports various input references, including crystal oscillators, voltage-controlled oscillators (VCOs), and external clock sources, allowing for precise synchronization.

  7. Question: What output formats are supported by the 8T49N242-DDDNLGI8?
    Answer: The 8T49N242-DDDNLGI8 supports a wide range of output formats, including LVCMOS, LVDS, HCSL, and differential PECL, enabling compatibility with different system requirements.

  8. Question: Can I monitor and adjust the performance of the 8T49N242-DDDNLGI8 in real-time?
    Answer: Yes, the 8T49N242-DDDNLGI8 provides real-time monitoring and control capabilities through its software interface, allowing you to monitor parameters such as frequency, phase, and jitter.

  9. Question: Is the 8T49N242-DDDNLGI8 suitable for high-speed data communication applications?
    Answer: Absolutely, the 8T49N242-DDDNLGI8 is designed to meet the stringent timing requirements of high-speed data communication applications, ensuring reliable and accurate clock generation.

  10. Question: Are there any application notes or reference designs available for the 8T49N242-DDDNLGI8?
    Answer: Yes, the manufacturer provides comprehensive application notes and reference designs that can help you integrate and optimize the 8T49N242-DDDNLGI8 in your technical solutions.