Silicon Labs
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
SI53340-B-GMR
詳細を表示 DataSheets

SI53340-B-GMR

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Clock Generator and Multiplier
  • Characteristics:
    • High-performance clock synthesis and distribution
    • Low jitter and phase noise
    • Flexible frequency configuration
    • Wide operating voltage range
  • Package: 24-pin QFN
  • Essence: Clock generation and multiplication
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications and Parameters

  • Input Voltage Range: 1.8V to 3.3V
  • Output Frequency Range: 1kHz to 945MHz
  • Output Format: LVCMOS, LVDS, HCSL, or LVPECL
  • Operating Temperature Range: -40°C to +85°C
  • Supply Current: 100mA (typical)

Detailed and Complete Pin Configuration

  1. VDDO
  2. GND
  3. XAXB
  4. XAXA
  5. XBXB
  6. XBXA
  7. YAXB
  8. YAXA
  9. YBXB
  10. YBXA
  11. CLKIN
  12. VDDI
  13. GND
  14. SDA
  15. SCL
  16. VDDO
  17. GND
  18. OUT0
  19. OUT1
  20. OUT2
  21. OUT3
  22. OUT4
  23. OUT5
  24. VDDO

Functional Characteristics

  • Clock input can be multiplied or divided
  • Configurable output frequencies and formats
  • Programmable spread spectrum modulation
  • Integrated EEPROM for storing configuration settings
  • I2C interface for easy control and configuration

Advantages and Disadvantages

Advantages: - High-performance clock synthesis with low jitter - Flexible frequency configuration for various applications - Wide operating voltage range allows compatibility with different systems

Disadvantages: - Requires external programming for initial configuration - Limited output frequency range compared to some specialized clock generators

Applicable Range of Products

  • Communication systems
  • Data centers
  • Industrial automation
  • Test and measurement equipment
  • Consumer electronics

Working Principles

The SI53340-B-GMR is a clock generator and multiplier IC that takes an input clock signal and generates multiple output clocks with configurable frequencies and formats. It utilizes advanced PLL (Phase-Locked Loop) technology to synthesize and distribute high-quality clock signals. The integrated EEPROM stores the configuration settings, allowing the device to retain its programmed settings even after power cycles.

Detailed Application Field Plans

  1. Communication Systems: The SI53340-B-GMR can be used in communication systems to generate precise clock signals for data transmission and synchronization.
  2. Data Centers: It provides stable clock signals for servers, switches, and storage systems in data centers, ensuring reliable operation and data integrity.
  3. Industrial Automation: Clock synchronization is crucial in industrial automation applications. This IC can generate synchronized clocks for distributed control systems and industrial networks.
  4. Test and Measurement Equipment: Precise timing is essential in test and measurement equipment. The SI53340-B-GMR can provide accurate clock signals for oscilloscopes, spectrum analyzers, and other instruments.
  5. Consumer Electronics: From high-end audio systems to gaming consoles, this IC can generate clock signals for various consumer electronic devices, ensuring optimal performance.

Detailed Alternative Models

  1. SI5338A-B-GM: Similar clock generator and multiplier IC with a different pin configuration.
  2. SI5341-C-GM: Clock generator IC with additional features like integrated VCXO (Voltage-Controlled Crystal Oscillator).
  3. SI5368B-A-GM: Multi-channel clock generator IC with enhanced phase noise performance.

5 Common Technical Questions and Answers

  1. Q: Can the SI53340-B-GMR generate non-integer output frequencies? A: No, the output frequencies are limited to integer multiples or divisions of the input frequency.
  2. Q: What is the maximum output frequency this IC can generate? A: The SI53340-B-GMR can generate output frequencies up to 945MHz.
  3. Q: Is it possible to change the configuration settings on-the-fly? A: Yes, the I2C interface allows real-time configuration changes without interrupting the clock signals.
  4. Q: Can this IC operate with a single power supply voltage? A: Yes, it supports a wide operating voltage range from 1.8V to 3.3V.
  5. Q: Does the SI53340-B-GMR support spread spectrum modulation? A: Yes, it has built-in programmable spread spectrum modulation for reducing electromagnetic interference (EMI).

This encyclopedia entry provides an overview of the SI53340-B-GMR clock generator and multiplier IC, including its basic information, specifications, pin configuration