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SI5335D-B05325-GMR
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SI5335D-B05325-GMR

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Clock Generator and Multiplier
  • Characteristics: High-performance, low-jitter, programmable clock generator
  • Package: 20-QFN (Quad Flat No-Lead) package
  • Essence: Provides multiple clock outputs with precise frequency and phase control
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications and Parameters

  • Frequency Range: 1 MHz to 350 MHz
  • Output Clocks: Up to 12 differential or single-ended clocks
  • Supply Voltage: 2.5 V to 3.3 V
  • Operating Temperature Range: -40°C to +85°C

Detailed and Complete Pin Configuration

The SI5335D-B05325-GMR has a total of 20 pins. The pin configuration is as follows:

  1. XAXB0P/N: Differential input/output pair for crystal oscillator connection.
  2. XAXB1P/N: Differential input/output pair for crystal oscillator connection.
  3. XAXB2P/N: Differential input/output pair for crystal oscillator connection.
  4. XAXB3P/N: Differential input/output pair for crystal oscillator connection.
  5. XAXB4P/N: Differential input/output pair for crystal oscillator connection.
  6. XAXB5P/N: Differential input/output pair for crystal oscillator connection.
  7. XAXB6P/N: Differential input/output pair for crystal oscillator connection.
  8. XAXB7P/N: Differential input/output pair for crystal oscillator connection.
  9. GND: Ground reference.
  10. VDD: Power supply voltage.
  11. SDA: Serial Data Input/Output for I2C communication.
  12. SCL: Serial Clock Input for I2C communication.
  13. CLKOUT0_P/N: Differential output clock pair 0.
  14. CLKOUT1_P/N: Differential output clock pair 1.
  15. CLKOUT2_P/N: Differential output clock pair 2.
  16. CLKOUT3_P/N: Differential output clock pair 3.
  17. CLKOUT4_P/N: Differential output clock pair 4.
  18. CLKOUT5_P/N: Differential output clock pair 5.
  19. CLKOUT6_P/N: Differential output clock pair 6.
  20. CLKOUT7_P/N: Differential output clock pair 7.

Functional Characteristics

  • Programmable frequency and phase control for each output clock.
  • Low-jitter clock generation with integrated voltage-controlled crystal oscillator (VCXO).
  • I2C interface for easy configuration and control.
  • Spread Spectrum Clocking (SSC) support for reduced electromagnetic interference (EMI).

Advantages and Disadvantages

Advantages: - High-performance clock generation with precise control. - Flexible programming options for various applications. - Low jitter for improved signal integrity.

Disadvantages: - Requires external crystal oscillator for operation. - Limited number of output clocks compared to some other clock generators.

Applicable Range of Products

The SI5335D-B05325-GMR is suitable for a wide range of applications that require high-performance clock generation, such as: - Networking equipment - Data centers - Telecommunications systems - Industrial automation - Test and measurement instruments

Working Principles

The SI5335D-B05325-GMR utilizes a combination of a crystal oscillator and programmable dividers to generate multiple clock outputs with precise frequency and phase control. The integrated VCXO allows for fine-tuning of the output frequencies. The device can be easily configured and controlled through the I2C interface.

Detailed Application Field Plans

  1. Networking Equipment: Use the SI5335D-B05325-GMR to generate clock signals for Ethernet switches and routers, ensuring accurate data transmission.
  2. Data Centers: Employ the device to provide synchronized clock signals for servers, storage systems, and network switches in large-scale data centers.
  3. Telecommunications Systems: Utilize the clock generator for timing synchronization in cellular base stations, optical transport networks, and satellite communication systems.
  4. Industrial Automation: Integrate the SI5335D-B05325-GMR into programmable logic controllers (PLCs) and industrial control systems to synchronize various processes and devices.
  5. Test and Measurement Instruments: Use the clock generator to generate precise timing signals for oscilloscopes, spectrum analyzers, and other measurement equipment.

Detailed Alternative Models

  • SI5338A-B05325-GMR: Similar clock generator with additional features and higher output count.
  • SI5341B-B05325-GMR: Clock generator with integrated jitter attenuator for improved signal quality.
  • SI5368A-B05325-GMR: Multi-channel clock generator with advanced frequency synthesis capabilities.

5 Common Technical Questions and Answers

  1. Q: Can I use a single-ended clock input instead of a differential one?