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SI5335B-B05944-GMR
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SI5335B-B05944-GMR

Overview

  • Category: Integrated Circuit (IC)
  • Use: Clock Generator and Multiplier
  • Characteristics: High-performance, low-jitter, programmable clock generator
  • Package: 48-pin QFN (Quad Flat No-Lead)
  • Essence: Provides multiple clock outputs with precise frequency control
  • Packaging/Quantity: Tape and Reel, 250 units per reel

Specifications and Parameters

  • Input Voltage Range: 2.375V to 3.63V
  • Output Frequency Range: 1kHz to 945MHz
  • Output Format: LVCMOS, LVDS, HCSL, CML
  • Programmable Features: Frequency, Output Format, Output Voltage Levels
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

For a detailed and complete pin configuration of SI5335B-B05944-GMR, please refer to the datasheet.

Functional Characteristics

  • Flexible clock synthesis and distribution
  • Low phase noise and jitter
  • Integrated voltage regulators for improved power supply noise rejection
  • Programmable output formats and voltage levels
  • Spread Spectrum Clocking (SSC) support for EMI reduction

Advantages

  • High-performance clock generation with precise frequency control
  • Wide range of output frequencies and formats
  • Low jitter and phase noise for improved system performance
  • Programmable features allow customization for specific applications
  • Integrated voltage regulators enhance power supply noise rejection

Disadvantages

  • Relatively complex programming interface
  • Requires careful consideration of power supply noise and decoupling requirements
  • May require additional external components for certain applications

Applicable Range of Products

  • Telecommunications equipment
  • Networking devices
  • Data storage systems
  • Industrial automation
  • Test and measurement instruments

Working Principles

SI5335B-B05944-GMR utilizes a combination of PLL (Phase-Locked Loop) and VCO (Voltage-Controlled Oscillator) techniques to generate precise clock signals. The device takes an input reference clock and uses internal dividers, multipliers, and phase detectors to synthesize multiple output clocks with programmable frequencies and formats.

Detailed Application Field Plans

  1. Telecommunications: SI5335B-B05944-GMR can be used in base stations, routers, and switches to provide synchronized clock signals for data transmission.
  2. Data Storage Systems: The device can generate clock signals for high-speed data transfer and synchronization in storage area networks and RAID systems.
  3. Industrial Automation: SI5335B-B05944-GMR can be employed in programmable logic controllers (PLCs), motion control systems, and robotics for precise timing and synchronization.
  4. Test and Measurement Instruments: The clock generator can be utilized in oscilloscopes, signal generators, and spectrum analyzers to ensure accurate measurements and synchronization.
  5. Networking Devices: SI5335B-B05944-GMR can generate clock signals for switches, routers, and network interface cards to maintain reliable data communication.

Detailed Alternative Models

  • SI5338A-B-GM: Similar clock generator with additional features such as integrated EEPROM for configuration storage.
  • SI5341C-B-GM: Clock generator with higher output frequency range and advanced jitter attenuation capabilities.
  • SI5368A-B-GM: Multi-channel clock generator with independent output frequency control for each channel.

5 Common Technical Questions and Answers

  1. Q: Can I program the output frequency of SI5335B-B05944-GMR in real-time? A: Yes, the device supports on-the-fly frequency changes through its programming interface.

  2. Q: What is the typical phase noise performance of SI5335B-B05944-GMR? A: The phase noise performance varies depending on the output frequency and format. Please refer to the datasheet for detailed specifications.

  3. Q: Can SI5335B-B05944-GMR generate clock signals with non-standard frequencies? A: Yes, the device allows programming of custom frequencies within its specified range.

  4. Q: Does SI5335B-B05944-GMR require an external crystal oscillator as a reference? A: No, the device has an internal crystal oscillator that can be used as a reference. However, an external reference can also be used if desired.

  5. Q: What is the power supply voltage requirement for SI5335B-B05944-GMR? A: The device operates from a 2.375V to 3.63V power supply voltage range.

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