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SI5355A-B00055-GMR

SI5355A-B00055-GMR

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Clock Generator and Jitter Attenuator
  • Characteristics: High-frequency precision, low jitter, programmable output frequencies
  • Package: 20-QFN (Quad Flat No-Lead) package
  • Essence: Provides accurate clock signals for various applications
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Frequency Range: 8 kHz to 160 MHz
  • Output Channels: 3 independent channels
  • Output Types: Square wave, LVCMOS, or LVDS
  • Supply Voltage: 2.5 V to 3.63 V
  • Operating Temperature Range: -40°C to +85°C
  • Phase Jitter: <1 ps RMS (Root Mean Square)
  • Control Interface: I2C (Inter-Integrated Circuit) bus

Detailed Pin Configuration

The SI5355A-B00055-GMR IC has a 20-pin QFN package with the following pin configuration:

  1. VDDA: Analog power supply
  2. GND: Ground
  3. XTALN: Crystal oscillator input (negative terminal)
  4. XTALP: Crystal oscillator input (positive terminal)
  5. CLKIN: External clock input
  6. GND: Ground
  7. VDD: Digital power supply
  8. SDA: I2C data line
  9. SCL: I2C clock line
  10. GND: Ground
  11. OUT0: Output channel 0
  12. OUT1: Output channel 1
  13. OUT2: Output channel 2
  14. GND: Ground
  15. NC: No connection
  16. NC: No connection
  17. GND: Ground
  18. NC: No connection
  19. NC: No connection
  20. GND: Ground

Functional Features

  • Programmable output frequencies with fine resolution
  • Low phase noise and jitter for high-performance applications
  • Flexible control interface for easy integration into various systems
  • Output channels can be individually enabled or disabled
  • Integrated loop filter for simplified clock generation

Advantages and Disadvantages

Advantages

  • High-frequency precision ensures accurate timing in demanding applications.
  • Low jitter minimizes signal distortion and improves overall system performance.
  • Programmable output frequencies offer flexibility for different requirements.
  • Compact package size allows for space-efficient designs.

Disadvantages

  • Limited frequency range compared to some other clock generator ICs.
  • Requires an external crystal oscillator or clock input for operation.

Working Principles

The SI5355A-B00055-GMR is based on a fractional-N PLL (Phase-Locked Loop) architecture. It utilizes a crystal oscillator or an external clock input as a reference to generate precise clock signals. The internal PLL circuitry divides the reference frequency and applies fractional-N techniques to achieve programmable output frequencies with fine resolution. The integrated loop filter helps maintain stability and reduce phase noise and jitter.

Detailed Application Field Plans

The SI5355A-B00055-GMR finds applications in various fields, including:

  1. Telecommunications: Provides clock signals for network equipment, base stations, and communication systems.
  2. Consumer Electronics: Used in audio/video devices, set-top boxes, and gaming consoles for synchronization and timing purposes.
  3. Industrial Automation: Enables precise timing in industrial control systems, PLCs (Programmable Logic Controllers), and robotics.
  4. Test and Measurement: Provides accurate clock references for oscilloscopes, spectrum analyzers, and other measurement instruments.
  5. Medical Devices: Used in medical imaging equipment, patient monitoring systems, and diagnostic devices for synchronization.

Detailed and Complete Alternative Models

  1. SI5351A-B-GM: Similar clock generator IC with a lower frequency range (8 kHz to 150 MHz).
  2. Si5341B-B-GM: Clock generator and jitter attenuator with a wider frequency range (100 Hz to 200 MHz) and more output channels.
  3. Si5338A-B-GM: Programmable clock generator with integrated voltage-controlled crystal oscillator (VCXO) for enhanced frequency stability.

These alternative models offer different features and specifications to cater to specific application requirements.

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Enumerați 10 întrebări și răspunsuri comune legate de aplicarea lui SI5355A-B00055-GMR în soluțiile tehnice

Sure! Here are 10 common questions and answers related to the application of SI5355A-B00055-GMR in technical solutions:

  1. Q: What is the SI5355A-B00055-GMR? A: The SI5355A-B00055-GMR is a clock generator IC (integrated circuit) manufactured by Silicon Labs.

  2. Q: What are the key features of the SI5355A-B00055-GMR? A: The key features include multiple programmable outputs, low jitter, wide frequency range, and flexible clock synthesis.

  3. Q: How many outputs does the SI5355A-B00055-GMR have? A: The SI5355A-B00055-GMR has 8 programmable clock outputs.

  4. Q: What is the frequency range supported by the SI5355A-B00055-GMR? A: The SI5355A-B00055-GMR supports a frequency range from 8 kHz to 160 MHz.

  5. Q: Can I program the output frequencies of the SI5355A-B00055-GMR? A: Yes, the SI5355A-B00055-GMR allows you to program each output frequency independently.

  6. Q: Does the SI5355A-B00055-GMR support spread spectrum modulation? A: Yes, the SI5355A-B00055-GMR supports spread spectrum modulation for reduced EMI (electromagnetic interference).

  7. Q: What is the power supply voltage required for the SI5355A-B00055-GMR? A: The SI5355A-B00055-GMR operates with a power supply voltage of 2.5V to 3.63V.

  8. Q: Can I control the SI5355A-B00055-GMR using an I2C interface? A: Yes, the SI5355A-B00055-GMR can be controlled through an I2C interface.

  9. Q: Is the SI5355A-B00055-GMR suitable for high-performance applications? A: Yes, the SI5355A-B00055-GMR is designed for high-performance applications that require low jitter and precise clock synthesis.

  10. Q: Where can I find more information about the SI5355A-B00055-GMR? A: You can find detailed information, including datasheets and application notes, on the Silicon Labs website or by contacting their technical support team.