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SI5351A-B02247-GTR
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SI5351A-B02247-GTR

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Clock Generator and Multiplier
  • Characteristics:
    • High-frequency accuracy and stability
    • Low phase noise
    • Programmable output frequencies
    • Small package size
  • Package: QFN-20
  • Essence: Silicon-based clock generator IC
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications and Parameters

  • Frequency Range: 8 kHz to 160 MHz
  • Supply Voltage: 2.8V to 3.63V
  • Output Format: CMOS or LVDS
  • Operating Temperature Range: -40°C to +85°C
  • Phase Noise: -140 dBc/Hz at 10 kHz offset
  • Programmable Features: PLL, frequency dividers, output drivers

Detailed Pin Configuration

  1. VDD: Power supply
  2. GND: Ground
  3. SDA: Serial Data Input/Output
  4. SCL: Serial Clock Input
  5. XA/XB: Crystal Oscillator Inputs
  6. CLK0/OUT0: Output Clock 0
  7. CLK1/OUT1: Output Clock 1
  8. CLK2/OUT2: Output Clock 2
  9. CLK3/OUT3: Output Clock 3
  10. CLK4/OUT4: Output Clock 4
  11. CLK5/OUT5: Output Clock 5
  12. CLK6/OUT6: Output Clock 6
  13. CLK7/OUT7: Output Clock 7
  14. CLK8/OUT8: Output Clock 8
  15. CLK9/OUT9: Output Clock 9
  16. CLK10/OUT10: Output Clock 10
  17. CLK11/OUT11: Output Clock 11
  18. CLK12/OUT12: Output Clock 12
  19. CLK13/OUT13: Output Clock 13
  20. nRESET: Reset Input

Functional Characteristics

  • Highly flexible clock generation and multiplication
  • Configurable output frequencies and formats
  • Integrated phase-locked loop (PLL) for frequency synthesis
  • Low jitter and phase noise performance
  • I2C interface for easy control and configuration

Advantages and Disadvantages

Advantages: - Wide frequency range coverage - Programmable features offer versatility - Small package size saves board space - Low phase noise ensures high-quality signals

Disadvantages: - Limited number of output clocks - Requires external crystal oscillator for accurate frequency generation

Applicable Range of Products

  • Communication systems
  • Test and measurement equipment
  • Audio and video devices
  • Industrial automation systems
  • Embedded systems

Working Principles

The SI5351A-B02247-GTR is a clock generator IC that utilizes a phase-locked loop (PLL) to generate precise and stable clock signals. It accepts an external crystal oscillator input or uses an internal crystal oscillator for reference. The PLL then multiplies the reference frequency to generate the desired output frequencies. The programmable dividers further divide the output frequencies to achieve the desired clock rates.

Detailed Application Field Plans

  1. Communication Systems: Use the SI5351A-B02247-GTR to generate clock signals for data transmission, synchronization, and timing in wireless communication systems.
  2. Test and Measurement Equipment: Employ the IC to provide accurate clock signals for precise timing measurements and synchronization in oscilloscopes, signal generators, and other test instruments.
  3. Audio and Video Devices: Utilize the IC to generate clock signals for audio and video processing, ensuring synchronized playback and recording in multimedia devices.
  4. Industrial Automation Systems: Apply the IC in industrial control systems to generate clock signals for precise timing and synchronization of sensors, actuators, and communication interfaces.
  5. Embedded Systems: Integrate the IC into embedded systems to provide clock signals for microcontrollers, digital signal processors, and other components, ensuring proper operation and synchronization.

Detailed Alternative Models

  1. SI5351A-B-GT: Similar clock generator IC with a different package (QFN-16).
  2. SI5341A-B02247-GTR: Clock generator IC with additional features like jitter attenuation and fanout buffers.
  3. SI570-B-GM: Programmable oscillator IC with a wider frequency range and higher output power capability.

5 Common Technical Questions and Answers

  1. Q: What is the maximum output frequency of the SI5351A-B02247-GTR? A: The maximum output frequency is 160 MHz.

  2. Q: Can I use an external crystal oscillator instead of the internal one? A: Yes, the IC supports both external and internal crystal oscillators for reference.

  3. Q: How many output clocks can be generated simultaneously? A: