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SI5338A-B04361-GMR
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SI5338A-B04361-GMR

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Clock Generator and Multiplier
  • Characteristics: Low jitter, high frequency accuracy, programmable output frequencies
  • Package: 20-QFN (Quad Flat No-Lead)
  • Essence: Clock generation and multiplication for various electronic systems
  • 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
  • Number of Outputs: 4
  • Output Types: LVCMOS, LVDS, HCSL
  • Programmable Features: Output frequency, output type, spread spectrum modulation, phase offset, etc.

Detailed and Complete Pin Configuration

The SI5338A-B04361-GMR has a total of 20 pins. The pin configuration is as follows:

  1. VDDO - Power supply for outputs
  2. OUT0_N - Negative output of channel 0
  3. OUT0_P - Positive output of channel 0
  4. GND - Ground
  5. OUT1_N - Negative output of channel 1
  6. OUT1_P - Positive output of channel 1
  7. VDD - Power supply for core
  8. OUT2_N - Negative output of channel 2
  9. OUT2_P - Positive output of channel 2
  10. SDA - I2C serial data input
  11. SCL - I2C serial clock input
  12. VDDO - Power supply for outputs
  13. OUT3_N - Negative output of channel 3
  14. OUT3_P - Positive output of channel 3
  15. GND - Ground
  16. NC - No connection
  17. VDD - Power supply for core
  18. NC - No connection
  19. GND - Ground
  20. VDDO - Power supply for outputs

Functional Characteristics

  • Flexible clock generation and multiplication
  • Low jitter performance for high-quality signal transmission
  • Wide output frequency range to support various applications
  • Programmable features allow customization for specific requirements
  • Spread spectrum modulation for EMI reduction
  • Phase offset adjustment for synchronization purposes

Advantages and Disadvantages

Advantages: - High accuracy and stability in generating clock signals - Multiple output types for compatibility with different systems - Programmable features provide flexibility and customization options

Disadvantages: - Requires knowledge of programming and configuration for optimal use - Limited number of outputs compared to some other clock generator ICs

Applicable Range of Products

The SI5338A-B04361-GMR is suitable for a wide range of electronic systems that require precise clock generation and multiplication. It can be used in telecommunications equipment, networking devices, industrial automation systems, consumer electronics, and more.

Working Principles

The SI5338A-B04361-GMR utilizes a combination of phase-locked loop (PLL) and fractional-N synthesis techniques to generate and multiply clock signals. The input reference clock is multiplied and divided to achieve the desired output frequencies with low jitter and high accuracy.

Detailed Application Field Plans

  1. Telecommunications Equipment: Use the SI5338A-B04361-GMR to generate clock signals for data transmission and synchronization in communication systems.
  2. Networking Devices: Employ the IC to provide accurate timing for network switches, routers, and other networking equipment.
  3. Industrial Automation Systems: Utilize the clock generator for precise timing in control systems, PLCs (Programmable Logic Controllers), and motion control applications.
  4. Consumer Electronics: Incorporate the IC into audio/video equipment, gaming consoles, and digital devices that require accurate timing for data processing and synchronization.

Detailed Alternative Models

  1. SI5338A-B04361-GM: Similar to the GMR variant but with a different package (QFN-20).
  2. SI5338A-B04361-GT: Offers additional spread spectrum modulation features for EMI reduction.
  3. SI5338A-B04361-GU: Provides enhanced phase noise performance for applications requiring ultra-low jitter.

5 Common Technical Questions and Answers

  1. Q: What is the maximum output frequency of the SI5338A-B04361-GMR? A: The maximum output frequency is 945MHz.

  2. Q: Can I program the output type of each channel independently? A: Yes, the IC allows individual programming of the output types for each channel.

  3. Q: Does the SI5338A-B04361-GMR support spread spectrum modulation? A: Yes, it supports spread spectrum modulation for reducing electromagnetic interference (EMI).

  4. Q: How many power supply pins does the IC have? A: The SI5338A-B04361-G