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SI5338A-B05138-GMR
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SI5338A-B05138-GMR

Basic Information Overview

  • Category: Integrated Circuit
  • Use: Clock Generator and Jitter Attenuator
  • Characteristics:
    • High-performance clock synthesis and distribution
    • Low jitter and phase noise
    • Flexible frequency configuration
    • Wide operating voltage range
  • Package: QFN (Quad Flat No-leads)
  • Essence: Clock generation and synchronization
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications and Parameters

  • Frequency Range: 1 MHz to 350 MHz
  • Supply Voltage: 2.5 V to 3.3 V
  • Output Format: LVCMOS, LVDS, HCSL
  • Operating Temperature Range: -40°C to +85°C
  • Phase Noise: -150 dBc/Hz (typical)

Pin Configuration

The SI5338A-B05138-GMR has a total of 24 pins. The pin configuration is as follows:

  1. VDDO
  2. VDDO
  3. GND
  4. OUT0_N
  5. OUT0_P
  6. GND
  7. OUT1_N
  8. OUT1_P
  9. GND
  10. OUT2_N
  11. OUT2_P
  12. GND
  13. OUT3_N
  14. OUT3_P
  15. GND
  16. OUT4_N
  17. OUT4_P
  18. GND
  19. OUT5_N
  20. OUT5_P
  21. GND
  22. SDA
  23. SCL
  24. VDDI

Functional Characteristics

  • Clock synthesis and distribution
  • Jitter attenuation
  • Frequency configuration via I2C interface
  • Programmable output formats
  • Spread Spectrum Clocking (SSC) support

Advantages and Disadvantages

Advantages: - High-performance clock generation - Low jitter and phase noise - Flexible frequency configuration - Wide operating voltage range

Disadvantages: - Requires I2C interface for frequency configuration - Limited frequency range (1 MHz to 350 MHz)

Applicable Range of Products

The SI5338A-B05138-GMR is suitable for various applications that require high-performance clock generation and synchronization. It can be used in telecommunications, networking, data centers, industrial automation, and other electronic systems.

Working Principles

The SI5338A-B05138-GMR utilizes advanced PLL (Phase-Locked Loop) technology to generate and distribute precise clock signals. It incorporates a low-jitter VCO (Voltage-Controlled Oscillator) and programmable dividers to achieve accurate frequency synthesis. The device also features a jitter attenuator to reduce unwanted noise and improve signal quality.

Detailed Application Field Plans

  1. Telecommunications: The SI5338A-B05138-GMR can be used in telecom equipment such as routers, switches, and base stations to provide stable and synchronized clock signals for data transmission.

  2. Networking: In network switches, the device ensures precise timing for packet forwarding and synchronization between different network elements.

  3. Data Centers: The clock generator is essential in data center infrastructure, ensuring accurate timing for server clusters, storage systems, and network switches.

  4. Industrial Automation: The SI5338A-B05138-GMR finds application in industrial control systems, providing reliable clock signals for PLCs (Programmable Logic Controllers), motor drives, and sensors.

  5. Electronic Systems: Various electronic devices, including test and measurement equipment, audio/video systems, and consumer electronics, can benefit from the high-performance clock generation capabilities of the SI5338A-B05138-GMR.

Detailed Alternative Models

  1. SI5338B-B05138-GMR: Similar to SI5338A-B05138-GMR, but with extended frequency range up to 700 MHz.

  2. SI5339A-B05138-GMR: Clock generator with additional features such as integrated EEPROM for storing configuration settings.

  3. SI5341A-B05138-GMR: High-performance clock generator with multiple PLLs and advanced synchronization capabilities.

  4. SI5368A-B05138-GMR: Clock generator with integrated jitter attenuator and support for multiple output formats.

  5. SI5389A-B05138-GMR: Versatile clock generator with built-in frequency synthesis and distribution for complex timing requirements.

5 Common Technical Questions and Answers

  1. Q: What is the maximum operating temperature of the SI5338A-B05138-GMR? A: The device can operate in temperatures ranging from -40°C to +85°C.

  2. Q: Can I configure the output frequency using a microcontroller? A: Yes, the SI5338A-B05138-GMR supports frequency configuration via an I2C interface, which can be controlled by a microcontroller.