SI5338A-B07498-GM

Overview

Category: Integrated Circuit (IC)
Use: Clock Generator and Multiplier
Characteristics: High-performance, low-jitter, programmable clock generator
Package: 48-pin QFN (Quad Flat No-Lead)
Essence: Provides multiple clock outputs with precise frequency and phase control
Packaging/Quantity: Tape and Reel, 250 units per reel

Specifications and Parameters

Input Voltage Range: 2.375V to 3.63V
Output Frequency Range: 1kHz to 945MHz
Output Format: LVPECL, LVDS, HCSL, or CMOS
Programmable Features: Frequency, Phase, Output Format, Spread Spectrum, etc.
Operating Temperature Range: -40°C to +85°C

Pin Configuration

For a detailed and complete pin configuration of SI5338A-B07498-GM, please refer to the datasheet.

Functional Characteristics

Flexible clock synthesis and distribution
Low jitter and phase noise performance
Support for multiple output formats
Programmable features for customization
Integrated EEPROM for storing configuration settings
Power supply noise rejection capabilities

Advantages

High-performance clock generation with precise control
Wide range of output frequencies and formats
Programmable features allow for customization
Compact package size for space-constrained applications
Low power consumption

Disadvantages

Requires careful configuration for optimal performance
Limited output frequency range compared to some alternatives
Higher cost compared to simpler clock generators

Applicable Range of Products

SI5338A-B07498-GM is suitable for various applications that require precise clock generation and distribution, such as: - Telecommunications equipment - Networking devices - Data centers - Test and measurement instruments - Industrial automation systems

Working Principles

SI5338A-B07498-GM utilizes a combination of PLL (Phase-Locked Loop) and VCO (Voltage-Controlled Oscillator) techniques to generate and multiply clock signals. The device takes an input reference clock and uses internal dividers, multipliers, and phase control circuits to synthesize multiple output clocks with precise frequency and phase relationships.

Detailed Application Field Plans

Telecommunications Equipment: SI5338A-B07498-GM can be used in base stations, routers, and switches to provide synchronized clock signals for data transmission and processing.
Networking Devices: The device ensures accurate timing for Ethernet switches, routers, and network interface cards, improving overall network performance.
Data Centers: SI5338A-B07498-GM enables precise clock synchronization in server farms, storage systems, and high-speed interconnects, enhancing data transfer reliability.
Test and Measurement Instruments: The clock generator is suitable for oscilloscopes, signal generators, and other test equipment that require stable and synchronized timing signals.
Industrial Automation Systems: The device can be utilized in programmable logic controllers (PLCs), motion control systems, and robotics to ensure precise timing for synchronized operations.

Detailed Alternative Models

SI5338A-B07321-GM: Similar specifications and features, different package size (32-pin QFN)
SI5338A-B07502-GM: Higher output frequency range (up to 1.5GHz), otherwise similar characteristics

5 Common Technical Questions and Answers

Q: Can I use the SI5338A-B07498-GM with a 3.3V power supply? A: Yes, the device supports an input voltage range of 2.375V to 3.63V, including 3.3V.
Q: What is the typical phase noise performance of the SI5338A-B07498-GM? A: The device offers low phase noise levels, typically below -150dBc/Hz at 10kHz offset.
Q: Can I program the output frequency and phase of each clock independently? A: Yes, the SI5338A-B07498-GM provides individual control over each output clock's frequency and phase.
Q: Does the device support spread spectrum modulation for EMI reduction? A: Yes, the clock generator includes spread spectrum modulation capabilities to reduce electromagnetic interference (EMI).
Q: Is there a software tool available for configuring the SI5338A-B07498-GM? A: Yes, Silicon Labs provides a user-friendly software interface called ClockBuilder Pro for easy configuration of the device.

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