Silicon Labs
圖片可能僅供參考。
有關產品詳細信息，請參閱規格。
SI5338A-B01952-GM
詳情 數據表

SI5338A-B01952-GM

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Clock Generator and Multiplier
  • Characteristics: High-performance, Low-jitter, Programmable
  • Package: QFN (Quad Flat No-leads)
  • Essence: Clock generation and multiplication
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications and Parameters

  • Frequency Range: 1 MHz to 350 MHz
  • Output Types: LVCMOS, LVDS, HCSL
  • Supply Voltage: 2.5 V to 3.3 V
  • Operating Temperature Range: -40°C to +85°C
  • Phase Jitter: < 0.3 ps RMS (Root Mean Square)

Detailed and Complete Pin Configuration

The SI5338A-B01952-GM has a total of 48 pins. The pin configuration is as follows:

  1. XAXB[7:0] - Differential Crystal Input
  2. XAXTALB - Crystal Input
  3. GND - Ground
  4. VDD - Power Supply
  5. SDA - I2C Serial Data
  6. SCL - I2C Serial Clock
  7. GND - Ground
  8. VDD - Power Supply
  9. CLKOUT0_P - Output Clock 0 Positive
  10. CLKOUT0_N - Output Clock 0 Negative
  11. CLKOUT1_P - Output Clock 1 Positive
  12. CLKOUT1_N - Output Clock 1 Negative ... (Continues with the remaining pins)

Functional Characteristics

  • Flexible clock synthesis and distribution
  • On-chip programmable PLL (Phase-Locked Loop)
  • Supports multiple output formats (LVCMOS, LVDS, HCSL)
  • Low phase jitter for high-performance applications
  • I2C interface for easy configuration

Advantages and Disadvantages

Advantages: - Wide frequency range - Low jitter performance - Programmable features - Multiple output formats

Disadvantages: - Requires external crystal or clock source - Limited to specific voltage supply range

Applicable Range of Products

The SI5338A-B01952-GM is suitable for various applications that require precise clock generation and multiplication. It can be used in telecommunications, networking, data centers, industrial automation, and other electronic systems.

Working Principles

The SI5338A-B01952-GM utilizes a PLL to generate and multiply clock signals. It takes an input reference clock and uses internal dividers and phase-locked loops to produce multiple output clocks with different frequencies and formats.

Detailed Application Field Plans

  1. Telecommunications: Clock synchronization in network switches and routers.
  2. Data Centers: Timing solutions for server farms and storage systems.
  3. Industrial Automation: Precise timing for control systems and robotics.
  4. Test and Measurement: Clock generation for accurate signal analysis.
  5. Consumer Electronics: Clock distribution in audio/video equipment and gaming consoles.

Detailed Alternative Models

  1. SI5338B-B01952-GM: Similar specifications with additional features.
  2. SI5339A-B01952-GM: Higher frequency range and more output options.
  3. SI5340A-B01952-GM: Enhanced jitter performance and advanced programming capabilities.

5 Common Technical Questions and Answers

  1. Q: What is the maximum frequency that can be generated by the SI5338A-B01952-GM? A: The SI5338A-B01952-GM can generate clock frequencies up to 350 MHz.

  2. Q: Can I use this IC with a 5V power supply? A: No, the SI5338A-B01952-GM requires a supply voltage between 2.5V and 3.3V.

  3. Q: How can I configure the output clock frequencies? A: The SI5338A-B01952-GM can be programmed through the I2C interface using specific register settings.

  4. Q: What is the typical phase jitter of this clock generator? A: The SI5338A-B01952-GM has a phase jitter of less than 0.3 ps RMS.

  5. Q: Can I use this IC in automotive applications? A: No, the SI5338A-B01952-GM is not designed for automotive environments and has an operating temperature range of -40°C to +85°C.

(Word count: 618)