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SI5351A-B-GMR
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SI5351A-B-GMR

Product Overview

Category

SI5351A-B-GMR belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a clock generator and frequency synthesizer in various electronic devices.

Characteristics

  • High-frequency accuracy and stability
  • Wide frequency range
  • Low phase noise
  • Programmable output frequencies
  • Multiple outputs
  • I2C interface for easy control and configuration

Package

SI5351A-B-GMR is available in a compact surface-mount package.

Essence

The essence of SI5351A-B-GMR lies in its ability to generate accurate and stable clock signals, making it an essential component in many electronic systems.

Packaging/Quantity

This product is typically packaged in reels or trays, with varying quantities depending on the manufacturer's specifications.

Specifications

  • Frequency Range: 8 kHz to 160 MHz
  • Output Channels: Up to 8 programmable outputs
  • Supply Voltage: 2.5V to 3.63V
  • Operating Temperature Range: -40°C to +85°C
  • Phase Noise: < -100 dBc/Hz at 10 kHz offset (typical)

Detailed Pin Configuration

The pin configuration of SI5351A-B-GMR is as follows:

  1. VDD: Power supply voltage
  2. GND: Ground
  3. SDA: I2C data line
  4. SCL: I2C clock line
  5. XIN: Crystal oscillator input
  6. XOUT: Crystal oscillator output
  7. CLK0: Output channel 0
  8. CLK1: Output channel 1
  9. CLK2: Output channel 2
  10. CLK3: Output channel 3
  11. CLK4: Output channel 4
  12. CLK5: Output channel 5
  13. CLK6: Output channel 6
  14. CLK7: Output channel 7

Functional Features

  • Programmable PLLs for generating accurate frequencies
  • Fractional-N and Integer-N modes for flexible frequency synthesis
  • Spread Spectrum Clocking (SSC) support for reducing electromagnetic interference (EMI)
  • Output enable/disable control for power management
  • High-speed I2C interface for easy configuration

Advantages and Disadvantages

Advantages

  • High-frequency accuracy and stability
  • Wide frequency range
  • Multiple programmable outputs
  • Low phase noise
  • Compact package size

Disadvantages

  • Requires external crystal oscillator for clock reference
  • Limited output channels compared to some other models

Working Principles

SI5351A-B-GMR utilizes a combination of phase-locked loops (PLLs) and fractional-N or integer-N frequency synthesis techniques to generate precise clock signals. The device takes input from an external crystal oscillator and uses its internal PLLs to multiply and divide the frequency to achieve the desired output frequencies.

Detailed Application Field Plans

SI5351A-B-GMR finds applications in various fields, including:

  1. Telecommunications: Used as a clock generator in communication systems, base stations, and network equipment.
  2. Consumer Electronics: Integrated into audio/video devices, set-top boxes, and gaming consoles for synchronization purposes.
  3. Industrial Automation: Employed in industrial control systems, PLCs, and robotics for precise timing requirements.
  4. Test and Measurement: Utilized in test equipment, oscilloscopes, and signal generators for accurate frequency generation.

Detailed and Complete Alternative Models

  1. SI5351A-A-GMR
  2. SI5351B-B-GMR
  3. SI5351C-C-GMR
  4. SI5351D-D-GMR

These alternative models offer similar functionality and characteristics, providing options for different design requirements.

In conclusion, SI5351A-B-GMR is a versatile clock generator and frequency synthesizer IC with high accuracy, stability, and programmability. Its wide range of applications and compact package make it an ideal choice for various electronic systems.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af SI5351A-B-GMR i tekniske løsninger

  1. Question: What is the SI5351A-B-GMR?
    Answer: The SI5351A-B-GMR is a clock generator and jitter attenuator IC (integrated circuit) commonly used in technical solutions.

  2. Question: What is the operating voltage range of the SI5351A-B-GMR?
    Answer: The SI5351A-B-GMR operates within a voltage range of 2.25V to 3.63V.

  3. Question: How many independent clock outputs does the SI5351A-B-GMR support?
    Answer: The SI5351A-B-GMR supports up to 8 independent clock outputs.

  4. Question: Can the SI5351A-B-GMR generate different frequencies for each clock output?
    Answer: Yes, the SI5351A-B-GMR can generate different frequencies for each clock output, allowing for versatile timing requirements.

  5. Question: What is the maximum frequency that the SI5351A-B-GMR can generate?
    Answer: The SI5351A-B-GMR can generate frequencies up to 200 MHz.

  6. Question: Does the SI5351A-B-GMR provide programmable output levels?
    Answer: Yes, the SI5351A-B-GMR offers programmable output levels, allowing for flexibility in signal strength.

  7. Question: Can the SI5351A-B-GMR be controlled via I2C interface?
    Answer: Yes, the SI5351A-B-GMR can be easily controlled through an I2C interface, simplifying integration into various systems.

  8. Question: Is the SI5351A-B-GMR suitable for low-jitter applications?
    Answer: Yes, the SI5351A-B-GMR features a low-jitter architecture, making it suitable for applications requiring precise timing.

  9. Question: Does the SI5351A-B-GMR support spread spectrum modulation?
    Answer: Yes, the SI5351A-B-GMR supports spread spectrum modulation, which helps reduce electromagnetic interference (EMI).

  10. Question: Are there any evaluation boards or development kits available for the SI5351A-B-GMR?
    Answer: Yes, Silicon Labs provides evaluation boards and development kits that can be used to easily evaluate and prototype with the SI5351A-B-GMR.