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SI5345C-A-GMR

SI5345C-A-GMR

Product Overview

Category

SI5345C-A-GMR belongs to the category of integrated circuits (ICs).

Use

It is primarily used for clock generation and distribution in various electronic systems.

Characteristics

  • High-performance clock generator
  • Flexible frequency synthesis and jitter attenuation capabilities
  • Low phase noise
  • Wide operating frequency range
  • Programmable output formats
  • Integrated EEPROM for configuration storage

Package

SI5345C-A-GMR is available in a small form factor package, such as QFN (Quad Flat No-Lead) or BGA (Ball Grid Array).

Essence

The essence of SI5345C-A-GMR lies in its ability to provide accurate and stable clock signals, ensuring proper synchronization and timing in electronic devices.

Packaging/Quantity

Typically, SI5345C-A-GMR is supplied in tape and reel packaging, with a quantity of several hundred units per reel.

Specifications

  • Input frequency range: 1 kHz to 945 MHz
  • Output frequency range: 1 Hz to 945 MHz
  • Number of outputs: Up to 12
  • Output formats: LVDS, LVPECL, HCSL, CMOS, CML
  • Supply voltage: 3.3 V
  • Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration of SI5345C-A-GMR is as follows:

  1. VDDA: Analog power supply
  2. VDDD: Digital power supply
  3. GND: Ground
  4. XAXB: Differential input clock
  5. XAXC: Differential input clock
  6. XBXB: Differential input clock
  7. XBXD: Differential input clock
  8. XDXB: Differential input clock
  9. XDXC: Differential input clock
  10. XEXB: Differential input clock
  11. XEXD: Differential input clock
  12. XFXB: Differential input clock
  13. XFXC: Differential input clock
  14. XGXB: Differential input clock
  15. XGXD: Differential input clock
  16. CLKOUT0: Output clock 0
  17. CLKOUT1: Output clock 1
  18. CLKOUT2: Output clock 2
  19. CLKOUT3: Output clock 3
  20. CLKOUT4: Output clock 4
  21. CLKOUT5: Output clock 5
  22. CLKOUT6: Output clock 6
  23. CLKOUT7: Output clock 7
  24. CLKOUT8: Output clock 8
  25. CLKOUT9: Output clock 9
  26. CLKOUT10: Output clock 10
  27. CLKOUT11: Output clock 11
  28. SDA: I2C serial data
  29. SCL: I2C serial clock

Functional Features

  • Frequency synthesis: SI5345C-A-GMR can generate a wide range of output frequencies by synthesizing the input clock signal.
  • Jitter attenuation: It reduces the phase noise and jitter in the generated clock signals, ensuring high-quality timing.
  • Output format flexibility: The IC supports various output formats, allowing compatibility with different electronic systems.
  • Programmability: The device can be programmed to meet specific requirements through an integrated EEPROM.

Advantages and Disadvantages

Advantages

  • High-performance clock generation and distribution
  • Wide operating frequency range
  • Low phase noise and jitter
  • Flexible output formats
  • Programmable for customization

Disadvantages

  • Requires proper configuration and programming for optimal performance
  • Limited number of outputs (up to 12)

Working Principles

SI5345C-A-GMR operates by taking an input clock signal and using frequency synthesis techniques to generate multiple output clocks. It employs advanced algorithms to attenuate jitter and phase noise, ensuring accurate timing across the system. The IC's programmable features allow customization according to specific application requirements.

Detailed Application Field Plans

SI5345C-A-GMR finds applications in various electronic systems that require precise clock generation and distribution. Some of the key application fields include:

  1. Telecommunications: Used in network switches, routers, and communication equipment for synchronization purposes.
  2. Data centers: Enables accurate timing in servers, storage systems, and networking devices.
  3. Industrial automation: Provides synchronized clocks for control systems, PLCs (Programmable Logic Controllers), and robotics.
  4. Test and measurement: Ensures precise timing in oscilloscopes, spectrum analyzers, and other test equipment.
  5. Broadcast and audio/video equipment: Used for synchronization in broadcast studios, video routers, and audio processing systems.

Detailed and Complete Alternative Models

  1. SI5341C-A-GMR: Similar to SI5345C-A-GMR but with fewer output channels. 2

Перечислите 10 распространенных вопросов и ответов, связанных с применением SI5345C-A-GMR в технических решениях.

Sure! Here are 10 common questions and answers related to the application of SI5345C-A-GMR in technical solutions:

  1. Q: What is the SI5345C-A-GMR? A: The SI5345C-A-GMR is a highly flexible, low-jitter clock generator and jitter attenuator IC designed for use in various technical solutions.

  2. Q: What are the key features of the SI5345C-A-GMR? A: The key features include multiple outputs, programmable frequency synthesis, low phase noise, integrated jitter attenuation, and support for various clock protocols.

  3. Q: What applications can benefit from using the SI5345C-A-GMR? A: The SI5345C-A-GMR is commonly used in telecommunications, networking equipment, data centers, industrial automation, and other high-performance systems that require precise timing.

  4. Q: How many outputs does the SI5345C-A-GMR support? A: The SI5345C-A-GMR supports up to 12 differential clock outputs, which can be individually programmed for different frequencies and protocols.

  5. Q: Can the SI5345C-A-GMR generate clocks with different frequencies simultaneously? A: Yes, the SI5345C-A-GMR can generate clocks with different frequencies simultaneously on its multiple outputs, allowing for flexible timing configurations.

  6. Q: Does the SI5345C-A-GMR provide any built-in jitter attenuation? A: Yes, the SI5345C-A-GMR incorporates advanced jitter attenuation techniques to reduce phase noise and improve the quality of the generated clocks.

  7. Q: What interfaces does the SI5345C-A-GMR support? A: The SI5345C-A-GMR supports various clock protocols, including LVDS, LVPECL, HCSL, CML, and LVCMOS, making it compatible with a wide range of devices.

  8. Q: Can the SI5345C-A-GMR be programmed for specific clock frequencies? A: Yes, the SI5345C-A-GMR is highly programmable, allowing users to configure precise clock frequencies using software or hardware control interfaces.

  9. Q: Is the SI5345C-A-GMR easy to integrate into existing systems? A: Yes, the SI5345C-A-GMR comes with comprehensive documentation, reference designs, and evaluation boards, making it relatively straightforward to integrate into technical solutions.

  10. Q: What are the power supply requirements for the SI5345C-A-GMR? A: The SI5345C-A-GMR typically operates from a single 3.3V power supply, but it also supports a wide input voltage range for flexibility in different applications.

Please note that these answers are general and may vary depending on specific implementation details and requirements.