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SI5338A-B04974-GMR
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SI5338A-B04974-GMR

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Clock Generator and Multiplier
  • Characteristics: High-frequency, Low-jitter, Programmable
  • Package: 48-pin QFN (Quad Flat No-Lead)
  • Essence: Clock generation and distribution
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications and Parameters

  • Frequency Range: 1 MHz to 350 MHz
  • Output Channels: 4 differential or 8 single-ended
  • Supply Voltage: 2.5 V to 3.3 V
  • Operating Temperature Range: -40°C to +85°C

Detailed and Complete Pin Configuration

  1. VDDO
  2. GND
  3. XIN
  4. XOUT
  5. VDDI
  6. GND
  7. SDA
  8. SCL
  9. VDDI
  10. GND
  11. CLKOUT0
  12. CLKOUT1
  13. CLKOUT2
  14. CLKOUT3
  15. GND
  16. VDDO
  17. GND
  18. VDDO
  19. GND
  20. VDDO
  21. GND
  22. VDDO
  23. GND
  24. VDDO
  25. GND
  26. VDDO
  27. GND
  28. VDDO
  29. GND
  30. VDDO
  31. GND
  32. VDDO
  33. GND
  34. VDDO
  35. GND
  36. VDDO
  37. GND
  38. VDDO
  39. GND
  40. VDDO
  41. GND
  42. VDDO
  43. GND
  44. VDDO
  45. GND
  46. VDDO
  47. GND
  48. VDDO

Functional Characteristics

  • Programmable output frequencies and formats
  • Low phase noise and jitter
  • Spread Spectrum Clocking (SSC) support
  • I2C interface for configuration and control
  • Integrated voltage regulators for improved power supply noise rejection

Advantages and Disadvantages

Advantages: - Wide frequency range - Flexible output configurations - Low jitter performance - Easy configuration through I2C interface

Disadvantages: - Relatively high power consumption - Limited number of output channels

Applicable Range of Products

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

Working Principles

The SI5338A-B04974-GMR is a clock generator IC that generates multiple clock signals with programmable frequencies and formats. It uses an internal PLL (Phase-Locked Loop) to multiply the input reference clock and distribute it to the output channels. The device can be configured and controlled through the I2C interface, allowing users to customize the output frequencies and other parameters.

Detailed Application Field Plans

  1. Telecommunications Equipment: The SI5338A-B04974-GMR can be used in base stations, routers, and switches to provide synchronized clock signals for data transmission and processing.
  2. Networking Devices: This IC can be employed in switches, routers, and network interface cards to generate precise clock signals for data synchronization and packet processing.
  3. Data Centers: The SI5338A-B04974-GMR can be utilized in servers, storage systems, and network switches within data centers to ensure accurate timing for data transfer and processing.
  4. Industrial Automation Systems: This IC can be integrated into programmable logic controllers (PLCs), motion control systems, and robotics to synchronize various components and enable precise timing in industrial processes.
  5. Test and Measurement Instruments: The SI5338A-B04974-GMR can be used in oscilloscopes, signal generators, and spectrum analyzers to provide accurate and synchronized clock signals for precise measurements.

Detailed Alternative Models

  1. SI5338A-B04974-GM: Similar to the SI5338A-B04974-GMR but without the tape and reel packaging option.
  2. SI5338A-B04974-GM-T: Similar to the SI5338A-B04974-GMR but with a different package (48-pin TQFN).
  3. SI5338A-B04974-GM-R: Similar to the SI5338A-B04974-GMR but with a different package (48-pin QFN with exposed pad).

5 Common Technical Questions and Answers

  1. Q: What is the maximum output frequency of the SI5338A-B04974-GMR? A: The maximum output frequency is 350 MHz.

  2. Q: Can I program the output frequencies on-the-fly?