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SI5338A-B01800-GMR
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SI5338A-B01800-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 808MHz
  • Number of Outputs: 8
  • Supply Current: 100mA (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed and Complete Pin Configuration

  1. VDDO
  2. GND
  3. XAXB
  4. XAXT
  5. XBXB
  6. XBXT
  7. CLKIN
  8. VDDI
  9. VDD
  10. GND
  11. SDA
  12. SCL
  13. OE#
  14. CLKOUT0
  15. CLKOUT1
  16. CLKOUT2
  17. CLKOUT3
  18. CLKOUT4
  19. CLKOUT5
  20. CLKOUT6

Functional Characteristics

  • Flexible clock synthesis and distribution
  • Programmable output frequencies and formats
  • Low phase noise and jitter
  • Spread Spectrum Clocking (SSC) support
  • I2C interface for configuration and control

Advantages and Disadvantages

Advantages: - Wide range of programmable output frequencies - Low jitter and phase noise for accurate timing requirements - Support for spread spectrum clocking - Easy configuration through I2C interface

Disadvantages: - Limited number of outputs (8) - Requires external components for proper operation

Applicable Range of Products

  • Telecommunications equipment
  • Networking devices
  • Data storage systems
  • Industrial automation
  • Consumer electronics

Working Principles

The SI5338A-B01800-GMR is a clock generator and multiplier IC that generates multiple output clocks from a single input reference clock. It utilizes a phase-locked loop (PLL) to multiply the input frequency and generate precise output frequencies. The device can be programmed through an I2C interface to configure the desired output frequencies, formats, and other parameters.

Detailed Application Field Plans

  1. Telecommunications: Used in base stations, routers, and switches for clock synchronization and timing.
  2. Networking: Provides accurate clock signals for Ethernet switches, routers, and network interface cards.
  3. Data Storage: Used in solid-state drives (SSDs) and hard disk drives (HDDs) for precise timing and data transfer.
  4. Industrial Automation: Provides synchronized clocks for control systems, PLCs, and industrial communication protocols.
  5. Consumer Electronics: Used in TVs, set-top boxes, and audio/video equipment for accurate timing and synchronization.

Detailed Alternative Models

  1. SI5332A-B-GM: Similar clock generator with fewer outputs (4).
  2. SI5341B-B-GM: Clock generator with higher output frequency range (up to 1.5GHz).
  3. SI570B-B-GM: Programmable oscillator with integrated PLL for clock generation.

5 Common Technical Questions and Answers

  1. Q: Can the output frequencies be changed dynamically? A: Yes, the SI5338A-B01800-GMR supports dynamic reconfiguration of output frequencies through the I2C interface.

  2. Q: What is the typical phase noise performance of this IC? A: The SI5338A-B01800-GMR has low phase noise performance, typically -150dBc/Hz at 1kHz offset.

  3. Q: Does this IC support spread spectrum clocking? A: Yes, the SI5338A-B01800-GMR supports spread spectrum clocking for reducing electromagnetic interference (EMI).

  4. Q: Can I use this IC with a 3.3V power supply? A: Yes, the SI5338A-B01800-GMR operates within a voltage range of 2.375V to 3.63V, which includes 3.3V.

  5. Q: How many devices can be connected to the I2C bus? A: The number of devices that can be connected to the I2C bus is determined by the addressing scheme and limitations of the bus protocol.

This concludes the encyclopedia entry for the SI5338A-B01800-GMR clock generator and multiplier IC.