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SI5335A-B08463-GMR
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SI5335A-B08463-GMR

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Clock Generator and Multiplier
  • Characteristics: High-performance, Low-jitter, Programmable
  • Package: 48-pin QFN (Quad Flat No-Lead)
  • Essence: Clock generation and multiplication for various applications
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications and Parameters

  • Frequency Range: 1 MHz to 800 MHz
  • Output Clocks: Up to 12 differential or single-ended clocks
  • Supply Voltage: 2.5 V to 3.3 V
  • Operating Temperature Range: -40°C to +85°C

Detailed and Complete Pin Configuration

  1. VDDO: Output Power Supply Voltage
  2. VDDI: Input Power Supply Voltage
  3. GND: Ground
  4. XAXB: Crystal Oscillator Input
  5. XAXT: Crystal Oscillator Output
  6. CLKx_P/N: Clock Outputs (Differential)
  7. SDA/SCL: I2C Serial Interface
  8. REFCLKP/N: Reference Clock Inputs (Differential)
  9. VDDREF: Reference Clock Power Supply Voltage
  10. VDDOSC: Oscillator Power Supply Voltage
  11. VDDPLL: PLL Power Supply Voltage
  12. VDDIO: I/O Power Supply Voltage

(Note: This is a partial pin configuration. Please refer to the datasheet for the complete pinout.)

Functional Characteristics

  • Flexible clock synthesis and multiplication
  • Low phase noise and jitter
  • Programmable output formats and frequencies
  • Integrated voltage-controlled crystal oscillator (VCXO)
  • I2C serial interface for easy configuration

Advantages and Disadvantages

Advantages: - Wide frequency range - High-performance clock generation - Programmable features for customization - Low jitter and phase noise

Disadvantages: - Requires external crystal oscillator for reference clock input - Limited number of clock outputs

Applicable Range of Products

  • Telecommunications equipment
  • Networking devices
  • Data centers
  • Industrial automation systems
  • Test and measurement instruments

Working Principles

The SI5335A-B08463-GMR is a clock generator IC that uses a combination of PLL (Phase-Locked Loop) and VCXO technologies to generate high-quality clocks. It takes an external crystal oscillator as the reference clock and provides multiple programmable clock outputs with different frequencies and formats.

Detailed Application Field Plans

  1. Telecommunications Equipment: The SI5335A-B08463-GMR can be used in base stations, routers, and switches to provide synchronized clocks for data transmission and processing.
  2. Networking Devices: It can be utilized in switches, routers, and network interface cards to generate precise clocks for efficient data communication.
  3. Data Centers: The IC can be employed in servers, storage systems, and network switches to ensure accurate timing synchronization across various components.
  4. Industrial Automation Systems: It can be integrated into PLCs (Programmable Logic Controllers), motor drives, and robotics systems to synchronize operations and improve system performance.
  5. Test and Measurement Instruments: The IC can be used in oscilloscopes, signal generators, and spectrum analyzers to generate stable and accurate timing signals for precise measurements.

Detailed Alternative Models

  1. SI5338A-B08463-GMR: Similar to SI5335A-B08463-GMR but with additional clock outputs and enhanced features.
  2. SI5341B-B08463-GMR: Clock generator IC with higher frequency range and more advanced programmability options.
  3. SI5368A-B08463-GMR: Multi-channel clock generator IC with integrated jitter attenuators for improved signal quality.

5 Common Technical Questions and Answers

  1. Q: Can the SI5335A-B08463-GMR generate non-integer clock frequencies? A: Yes, it supports fractional-N synthesis, allowing the generation of non-integer clock frequencies.

  2. Q: What is the maximum output frequency of the SI5335A-B08463-GMR? A: The maximum output frequency is 800 MHz.

  3. Q: Does the IC require an external crystal oscillator for operation? A: Yes, it requires an external crystal oscillator as the reference clock input.

  4. Q: Can I program the output formats and voltage levels of the clock signals? A: Yes, the SI5335A-B08463-GMR provides programmable output formats and voltage levels.

  5. Q: Is the IC compatible with both 2.5 V and 3.3 V power supply voltages? A: Yes, it can operate with a supply voltage range of 2.5 V to 3.3 V.

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