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SI5338K-B04450-GMR
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SI5338K-B04450-GMR

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Clock Generator and Multiplier
  • Characteristics: High-performance, Low-jitter, Programmable
  • Package: 44-pin QFN (Quad Flat No-leads)
  • 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
  • Phase Jitter: < 0.3 ps RMS (Root Mean Square)

Detailed and Complete Pin Configuration

  1. VDDO
  2. GND
  3. XAXB
  4. XAXA
  5. VDDI
  6. CLKIN
  7. VDDO
  8. GND
  9. OUT0B
  10. OUT0A
  11. VDDO
  12. GND
  13. OUT1B
  14. OUT1A
  15. VDDO
  16. GND
  17. OUT2B
  18. OUT2A
  19. VDDO
  20. GND
  21. OUT3B
  22. OUT3A
  23. VDDO
  24. GND
  25. SDA
  26. SCL
  27. VDDO
  28. GND
  29. VDDI
  30. VDDO
  31. GND
  32. VDDI
  33. VDDO
  34. GND
  35. VDDI
  36. VDDO
  37. GND
  38. VDDI
  39. VDDO
  40. GND
  41. VDDI
  42. VDDO
  43. GND
  44. VDDI

Functional Characteristics

  • Flexible clock synthesis and distribution
  • Programmable output frequencies and formats
  • Low phase noise and jitter
  • Integrated EEPROM for configuration storage
  • I2C interface for control and monitoring

Advantages and Disadvantages

Advantages: - High-performance clock generation - Low jitter for precise timing requirements - Programmable outputs for versatile applications - Compact package for space-constrained designs

Disadvantages: - Requires external crystal or clock input - Limited frequency range compared to some alternatives

Applicable Range of Products

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

Working Principles

The SI5338K-B04450-GMR is a clock generator IC that generates multiple clock signals with programmable frequencies and formats. It uses an external crystal or clock input as a reference and synthesizes the desired output frequencies using a PLL (Phase-Locked Loop) architecture. The generated clocks can be distributed to various components in a system, ensuring synchronized operation.

Detailed Application Field Plans

  1. Telecommunications Equipment: The SI5338K-B04450-GMR can be used in base stations, routers, and switches to provide accurate clock signals for data transmission and synchronization.
  2. Networking Devices: Ethernet switches, routers, and network interface cards can benefit from the precise clock generation capabilities of this IC, ensuring reliable data transfer.
  3. Data Centers: Clock synchronization is crucial in data centers to maintain the integrity of data transmission and processing. This IC can be used to generate synchronized clocks for servers, storage systems, and network equipment.
  4. Industrial Automation Systems: PLCs (Programmable Logic Controllers), motor drives, and other industrial automation devices require precise timing for synchronized operation. The SI5338K-B04450-GMR can provide the necessary clock signals.
  5. Test and Measurement Instruments: Oscilloscopes, signal generators, and other test equipment rely on accurate timing for precise measurements. This IC can generate stable and low-jitter clocks for such instruments.

Detailed Alternative Models

  • SI5332A-B04450-GMR
  • SI5341B-B04450-GMR
  • SI5368B-B04450-GMR
  • SI5380B-B04450-GMR
  • SI5701C-B04450-GMR

5 Common Technical Questions and Answers

  1. Q: What is the maximum output frequency of the SI5338K-B04450-GMR? A: The maximum output frequency is 350 MHz.

  2. Q: Can I program the output frequencies using an external microcontroller? A: Yes, the IC provides an I2C interface that allows external control and configuration.

  3. Q: Does the SI5338K-B04450-GMR support differential outputs? A: Yes, it can