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SI5345A-D04312-GMR
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SI5345A-D04312-GMR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Clock Generator and Jitter Attenuator
  • Characteristics: High-performance, low-jitter clock generation and distribution solution
  • Package: 48-pin QFN (Quad Flat No-Lead) package
  • Essence: Provides precise clock signals for various applications
  • Packaging/Quantity: Tape and reel packaging, 250 units per reel

Specifications

  • Frequency Range: 1 Hz to 945 MHz
  • Number of Outputs: 12 differential clock outputs
  • Output Types: LVDS, LVPECL, HCSL, CML
  • Input Frequency: Crystal oscillator or external reference input
  • Supply Voltage: 2.5 V to 3.3 V
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The SI5345A-D04312-GMR has a total of 48 pins. The pin configuration is as follows:

  1. VDDO_0
  2. VDDO_1
  3. VDDO_2
  4. VDDO_3
  5. VDDO_4
  6. VDDO_5
  7. VDDO_6
  8. VDDO_7
  9. VDDO_8
  10. VDDO_9
  11. VDDO_10
  12. VDDO_11
  13. GND
  14. XAXB
  15. XAXT
  16. XBXB
  17. XBXT
  18. CLKIN
  19. XTALN
  20. XTALP
  21. GND
  22. SDA
  23. SCL
  24. GND
  25. VDD
  26. GND
  27. VDDO_11
  28. VDDO_10
  29. VDDO_9
  30. VDDO_8
  31. VDDO_7
  32. VDDO_6
  33. VDDO_5
  34. VDDO_4
  35. VDDO_3
  36. VDDO_2
  37. VDDO_1
  38. VDDO_0
  39. GND
  40. CLKOUT11N
  41. CLKOUT11P
  42. CLKOUT10N
  43. CLKOUT10P
  44. CLKOUT9N
  45. CLKOUT9P
  46. CLKOUT8N
  47. CLKOUT8P
  48. GND

Functional Features

  • High-performance clock generation and distribution
  • Low-jitter output clocks for improved system performance
  • Flexible output types to support various interface standards
  • Programmable frequency synthesis and multiplication
  • Integrated phase-locked loop (PLL) for precise clock synchronization
  • I2C interface for easy configuration and control

Advantages and Disadvantages

Advantages: - High accuracy and stability in clock generation - Wide frequency range for versatile applications - Multiple output options for compatibility with different systems - Easy configuration and control through the I2C interface

Disadvantages: - Relatively high power consumption compared to simpler clock generators - Limited number of outputs may not be sufficient for complex systems

Working Principles

The SI5345A-D04312-GMR utilizes a combination of PLL and frequency synthesis techniques to generate precise clock signals. It takes an input from either a crystal oscillator or an external reference, and then uses internal dividers, multipliers, and phase detectors to generate the desired output frequencies. The PLL ensures that the output clocks are synchronized and have low jitter, resulting in improved system performance.

Detailed Application Field Plans

The SI5345A-D04312-GMR is widely used in various applications that require accurate clock signals. Some of the common application fields include:

  1. Telecommunications: Used in network switches, routers, and communication equipment to synchronize data transmission.
  2. Data Centers: Provides precise clocking for servers, storage systems, and networking devices in data center environments.
  3. Industrial Automation: Used in control systems, PLCs (Programmable Logic Controllers), and robotics for accurate timing and synchronization.
  4. Test and Measurement: Provides stable clock references for oscilloscopes, signal generators, and other test equipment.
  5. Broadcast and Audio/Video: Used in video production, broadcasting, and audio equipment to ensure synchronization between different components.

Detailed Alternative Models

  • SI5344A-D04312-GMR: Similar to SI5345A-D04312-GMR but with 8 differential clock outputs instead of 12.
  • **SI5346A-D04312-GMR

Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von SI5345A-D04312-GMR in technischen Lösungen auf

Sure! Here are 10 common questions and answers related to the application of SI5345A-D04312-GMR in technical solutions:

  1. Q: What is the SI5345A-D04312-GMR? A: The SI5345A-D04312-GMR is a high-performance clock generator and jitter attenuator IC.

  2. Q: What are the key features of the SI5345A-D04312-GMR? A: The key features include multiple outputs, low jitter, programmable frequency synthesis, and flexible input/output options.

  3. Q: What applications can benefit from using the SI5345A-D04312-GMR? A: The SI5345A-D04312-GMR is commonly used in telecommunications, networking, data centers, and other high-speed communication systems.

  4. Q: How many outputs does the SI5345A-D04312-GMR have? A: The SI5345A-D04312-GMR has four differential clock outputs.

  5. Q: Can I program the output frequencies of the SI5345A-D04312-GMR? A: Yes, the SI5345A-D04312-GMR offers flexible frequency synthesis and allows you to program the output frequencies according to your requirements.

  6. Q: What is the typical jitter performance of the SI5345A-D04312-GMR? A: The SI5345A-D04312-GMR provides low jitter performance, typically in the range of picoseconds.

  7. Q: What are the available input options for the SI5345A-D04312-GMR? A: The SI5345A-D04312-GMR supports various input options, including crystal oscillator, LVCMOS, LVDS, LVPECL, and CML.

  8. Q: Can I synchronize multiple SI5345A-D04312-GMR devices together? A: Yes, the SI5345A-D04312-GMR supports synchronization through its Sync Input/Output pins, allowing multiple devices to be synchronized.

  9. Q: Does the SI5345A-D04312-GMR require an external power supply? A: Yes, the SI5345A-D04312-GMR requires a separate power supply for its operation.

  10. Q: Is there any evaluation board available for the SI5345A-D04312-GMR? A: Yes, Silicon Labs provides an evaluation board for the SI5345A-D04312-GMR, which allows you to test and evaluate its performance in your specific application.

Please note that these answers are general and may vary depending on the specific requirements and implementation of the SI5345A-D04312-GMR in different technical solutions.