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SI5338A-B05922-GMR
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SI5338A-B05922-GMR

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Clock Generator and Multiplier
  • Characteristics:
    • High-frequency performance
    • Low jitter
    • Programmable output frequencies
    • Flexible input/output options
  • Package: QFN-24
  • Essence: Clock generation and multiplication
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications and Parameters

  • Input Voltage Range: 2.375V to 3.63V
  • Output Frequency Range: 1kHz to 945MHz
  • Supply Current: 100mA (typical)
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The SI5338A-B05922-GMR has a total of 24 pins. The pin configuration is as follows:

Pin Number | Pin Name | Description -----------|----------|------------ 1 | VDDO | Output Power Supply 2 | VDD | Core Power Supply 3 | GND | Ground 4 | XAXB | Differential Clock Input 5 | XAXA | Differential Clock Input 6 | XBXB | Differential Clock Input 7 | XBXA | Differential Clock Input 8 | CLKIN | Single-Ended Clock Input 9 | SDA | I2C Serial Data Input 10 | SCL | I2C Serial Clock Input 11-14 | OUT[0:3] | Differential Clock Outputs 15-18 | OUT[4:7] | Differential Clock Outputs 19-22 | OUT[8:11]| Differential Clock Outputs 23-24 | NC | No Connection

Functional Characteristics

  • Clock Generation: The SI5338A-B05922-GMR can generate multiple clock signals with programmable frequencies.
  • Clock Multiplication: It can multiply the input clock frequency to achieve higher output frequencies.
  • Low Jitter: The device ensures low jitter performance, resulting in accurate and reliable timing signals.
  • Flexible Input/Output Options: The IC supports various input and output configurations, including differential and single-ended options.

Advantages and Disadvantages

Advantages: - High-frequency performance allows for a wide range of applications. - Programmable output frequencies provide flexibility. - Low jitter ensures precise timing. - Flexible input/output options cater to different system requirements.

Disadvantages: - Limited pin count may restrict the number of clock outputs in complex systems. - Requires an external power supply for operation.

Applicable Range of Products

The SI5338A-B05922-GMR is suitable for applications that require clock generation and multiplication. It finds use in various industries, including telecommunications, networking, data centers, and consumer electronics.

Working Principles

The IC operates by taking an input clock signal and generating multiple output clocks with programmable frequencies. It achieves this through a combination of phase-locked loop (PLL) and frequency synthesis techniques. The flexible input/output options allow for seamless integration into different system architectures.

Detailed Application Field Plans

  1. Telecommunications: The SI5338A-B05922-GMR can be used in communication systems to generate clock signals for data transmission and synchronization.
  2. Networking: It finds application in network switches and routers to provide accurate timing for data packet processing.
  3. Data Centers: The IC can be utilized in data center equipment to synchronize various components and ensure efficient data processing.
  4. Consumer Electronics: It can be integrated into consumer electronic devices such as set-top boxes, smart TVs, and gaming consoles to generate clock signals for audio/video processing and synchronization.

Detailed Alternative Models

  1. SI5338B-B05922-GMR: Similar to SI5338A-B05922-GMR but with additional features for enhanced performance.
  2. SI5339A-B05922-GMR: A higher-performance version of the SI5338A-B05922-GMR with extended frequency range and improved jitter performance.

5 Common Technical Questions and Answers

  1. Q: What is the maximum output frequency of the SI5338A-B05922-GMR? A: The maximum output frequency is 945MHz.

  2. Q: Can I use a single-ended clock input instead of a differential clock input? A: Yes, the IC supports both single-ended and differential clock inputs.

  3. Q: How many clock outputs can be generated by the SI5338A-B05922-GMR? A: The IC provides a total of 12 differential clock outputs.

  4. Q: What is the typical supply current required for the SI5338A-B05922-GMR? A: The typical supply current is 100mA.

  5. Q: Is the SI5338A-B05922