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8T49N008A-999NLGI
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8T49N008A-999NLGI

Basic Information Overview

  • Category: Electronic Component
  • Use: Timing Device
  • Characteristics: High Precision, Low Jitter, Programmable
  • Package: Surface Mount
  • Essence: Clock Generator
  • Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications and Parameters

  • Frequency Range: 1 MHz to 2.1 GHz
  • Output Type: LVPECL, LVDS, HCSL
  • Supply Voltage: 3.3 V
  • Operating Temperature Range: -40°C to +85°C

Detailed and Complete 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 (Serial Data)
  9. SCL (Serial Clock)
  10. REF (Reference Input)
  11. VDDO (Output Power Supply)
  12. GND (Ground)

Functional Characteristics

  • Generates high-precision clock signals with low jitter.
  • Programmable output frequencies and formats.
  • Supports multiple output types (LVPECL, LVDS, HCSL).
  • Provides output enable control for power management.
  • Serial interface for configuration and control.

Advantages and Disadvantages

Advantages: - High precision and low jitter for accurate timing applications. - Programmable flexibility for various frequency requirements. - Multiple output types for compatibility with different systems.

Disadvantages: - Requires external reference input for operation. - Limited operating temperature range (-40°C to +85°C).

Applicable Range of Products

  • Telecommunications equipment
  • Networking devices
  • Industrial automation systems
  • Test and measurement instruments
  • Consumer electronics

Working Principles

The 8T49N008A-999NLGI is a clock generator that utilizes a crystal oscillator as a reference input. It generates high-precision clock signals with low jitter by using phase-locked loop (PLL) technology. The output frequencies and formats can be programmed through the serial interface, providing flexibility for different applications.

Detailed Application Field Plans

  1. Telecommunications Equipment: Provides accurate timing signals for data transmission and synchronization in telecommunication networks.
  2. Networking Devices: Ensures precise clocking for Ethernet switches, routers, and other network equipment.
  3. Industrial Automation Systems: Synchronizes various components in industrial automation systems, such as PLCs and motion controllers.
  4. Test and Measurement Instruments: Offers stable and precise timing references for oscilloscopes, signal generators, and other test equipment.
  5. Consumer Electronics: Supports clocking requirements in devices like set-top boxes, gaming consoles, and audio/video equipment.

Detailed Alternative Models

  • 8T49N002A-999NLGI
  • 8T49N004A-999NLGI
  • 8T49N006A-999NLGI
  • 8T49N010A-999NLGI
  • 8T49N012A-999NLGI

5 Common Technical Questions and Answers

  1. Q: What is the maximum frequency range of the 8T49N008A-999NLGI? A: The maximum frequency range is 2.1 GHz.

  2. Q: Can I use this device with a 5 V power supply? A: No, the recommended supply voltage is 3.3 V.

  3. Q: How many outputs does this clock generator have? A: It has four outputs: OUT0, OUT1, OUT2, and OUT3.

  4. Q: What is the purpose of the OE pin? A: The OE pin is used to enable or disable the outputs.

  5. Q: Is the 8T49N008A-999NLGI RoHS compliant? A: Yes, it is RoHS compliant and meets environmental regulations.

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