SI5338G-B04260-GMR

Basic Information Overview

Category: Integrated Circuit (IC)
Use: Clock Generator and Multiplier
Characteristics: Low jitter, high frequency accuracy, programmable output frequencies
Package: 42-pin QFN (Quad Flat No-Lead)
Essence: Clock generation and multiplication for various electronic systems
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: LVCMOS, LVDS, HCSL, or LVPECL
Programmable Features: Output frequency, spread spectrum modulation, phase offset, etc.
Operating Temperature Range: -40°C to +85°C

Detailed and Complete Pin Configuration

VDDO: Output Power Supply
VDDI: Input Power Supply
GND: Ground
XAXB: Crystal Oscillator Input
XAXT: Crystal Oscillator Output
CLKIN: External Clock Input
CLKOUT0: Output Clock 0
CLKOUT1: Output Clock 1
CLKOUT2: Output Clock 2
CLKOUT3: Output Clock 3
... (Complete pin configuration continues)

Functional Characteristics

Flexible clock generation and multiplication
Low jitter and high frequency accuracy
Wide range of output formats
Programmable features for customization
Support for spread spectrum modulation
Phase offset adjustment capability

Advantages and Disadvantages

Advantages: - High precision and stability in generating clock signals - Versatile output format options - Programmable features for customization - Support for spread spectrum modulation

Disadvantages: - Relatively complex pin configuration - Requires careful consideration of power supply and grounding

Applicable Range of Products

Telecommunications equipment
Networking devices
Data storage systems
Industrial automation
Consumer electronics

Working Principles

The SI5338G-B04260-GMR is a clock generator and multiplier IC that utilizes an internal crystal oscillator or an external clock input to generate multiple output clocks with programmable frequencies. It employs advanced PLL (Phase-Locked Loop) technology to achieve low jitter and high frequency accuracy.

Detailed Application Field Plans

Telecommunications Equipment: Use the SI5338G-B04260-GMR to generate clock signals for various communication modules, ensuring precise timing synchronization.
Networking Devices: Employ the IC to provide accurate clock signals for Ethernet switches, routers, and other network equipment, enhancing data transmission reliability.
Data Storage Systems: Utilize the IC to generate stable clock signals for hard disk drives, solid-state drives, and RAID controllers, improving data access performance.
Industrial Automation: Apply the IC in industrial control systems to synchronize timing across different components, enabling precise coordination of operations.
Consumer Electronics: Use the IC in audio/video equipment, gaming consoles, and smart home devices to ensure accurate timing for seamless multimedia experiences.

Detailed Alternative Models

SI5332G-B04260-GMR
SI5336G-B04260-GMR
SI5337G-B04260-GMR
SI5339G-B04260-GMR
SI5340G-B04260-GMR

5 Common Technical Questions and Answers

Q: Can I use an external crystal oscillator instead of the internal one? A: Yes, the SI5338G-B04260-GMR supports both internal and external clock sources.
Q: How can I program the output frequencies? A: The IC provides a programming interface through which you can set the desired output frequencies.
Q: Can I adjust the phase offset between different output clocks? A: Yes, the SI5338G-B04260-GMR allows for phase offset adjustment to align the timing of multiple clocks.
Q: What is spread spectrum modulation, and why is it useful? A: Spread spectrum modulation is a technique used to reduce electromagnetic interference (EMI) by spreading the energy of the clock signal over a wider frequency range. It helps comply with EMI regulations and improve system performance.
Q: Are there any specific power supply requirements for this IC? A: The SI5338G-B04260-GMR operates within a specified voltage range of 2.375V to 3.63V, so ensure that the power supply adheres to this range for proper functionality.

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