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SI5335A-B06949-GMR
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SI5335A-B06949-GMR

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Clock Generator and Multiplier
  • Characteristics: High-performance, low-jitter, programmable clock generator
  • Package: 24-pin QFN package
  • Essence: Provides multiple clock outputs with precise frequency control
  • Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications and Parameters

  • Input Voltage Range: 2.375V to 3.63V
  • Output Frequency Range: 1kHz to 945MHz
  • Output Format: LVCMOS, LVDS, HCSL, CML
  • Programmable Features: Frequency, output format, spread spectrum modulation, etc.
  • Operating Temperature Range: -40°C to +85°C

Detailed and Complete Pin Configuration

  1. VDDO: Output voltage supply
  2. VDDI: Input voltage supply
  3. GND: Ground
  4. XIN: Crystal oscillator input
  5. XOUT: Crystal oscillator output
  6. SDA: I2C serial data input
  7. SCL: I2C serial clock input
  8. CLKIN: External reference clock input
  9. CLKOUT0: Programmable clock output 0
  10. CLKOUT1: Programmable clock output 1
  11. CLKOUT2: Programmable clock output 2
  12. CLKOUT3: Programmable clock output 3
  13. CLKOUT4: Programmable clock output 4
  14. CLKOUT5: Programmable clock output 5
  15. CLKOUT6: Programmable clock output 6
  16. CLKOUT7: Programmable clock output 7
  17. CLKOUT8: Programmable clock output 8
  18. CLKOUT9: Programmable clock output 9
  19. CLKOUT10: Programmable clock output 10
  20. CLKOUT11: Programmable clock output 11
  21. VDDOA: Output voltage supply
  22. VDDIA: Input voltage supply
  23. GND: Ground
  24. NC: No connect

Functional Characteristics

  • High-frequency accuracy and stability
  • Low phase noise and jitter
  • Flexible frequency programming options
  • Spread spectrum modulation for EMI reduction
  • I2C interface for easy configuration
  • Power-down mode for energy saving

Advantages and Disadvantages

Advantages: - Precise frequency control - Wide output frequency range - Multiple programmable clock outputs - Low power consumption

Disadvantages: - Requires external crystal oscillator - Limited number of programmable features

Applicable Range of Products

  • Telecommunications equipment
  • Networking devices
  • Data centers
  • Industrial automation systems
  • Consumer electronics

Working Principles

The SI5335A-B06949-GMR is a clock generator IC that generates multiple clock signals with precise frequencies. It uses an external crystal oscillator as the reference input and provides various programmable clock outputs. The device utilizes advanced PLL (Phase-Locked Loop) technology to achieve high-frequency accuracy and stability.

Detailed Application Field Plans

  1. Telecommunications Equipment: The SI5335A-B06949-GMR can be used in base stations, routers, and switches to provide synchronized clock signals for data transmission.
  2. Networking Devices: It can be employed in network switches, routers, and gateways to generate clock signals for efficient data packet processing.
  3. Data Centers: The IC can be utilized in server racks and storage systems to synchronize data transfer and improve overall system performance.
  4. Industrial Automation Systems: It can be integrated into PLCs (Programmable Logic Controllers), motor drives, and robotics systems to ensure precise timing for synchronized operations.
  5. Consumer Electronics: The device can be incorporated into high-end audio/video equipment, gaming consoles, and smart TVs to generate accurate clock signals for enhanced multimedia experiences.

Detailed Alternative Models

  1. SI5338A-B06949-GMR: Similar to SI5335A-B06949-GMR but with additional features and higher output frequency range.
  2. SI5341B-B06949-GMR: Clock generator IC with more programmable outputs and advanced jitter attenuation capabilities.
  3. SI5368C-B06949-GMR: Multi-channel clock generator with integrated voltage-controlled crystal oscillator (VCXO) for improved frequency stability.

5 Common Technical Questions and Answers

  1. Q: Can the SI5335A-B06949-GMR operate without an external crystal oscillator? A: No, it requires an external crystal oscillator as the reference input for generating clock signals.

  2. Q: What is the maximum output frequency of the SI5335A-B06949-GMR? A: The maximum output frequency is 945MHz.

  3. Q: Can I program the output format of each clock output