SI5335D-B07990-GMR

Overview

• Category: Integrated Circuit (IC)
• Use: Clock Generator and Multiplier
• Characteristics: High-performance, low-jitter, programmable clock generator
• Package: 20-QFN (Quad Flat No-Lead)
• Essence: Provides multiple clock outputs with precise frequency and phase control
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.375V to 3.63V
• Output Frequency Range: 1kHz to 945MHz
• Number of Outputs: 12
• Output Types: LVCMOS, LVDS, HCSL
• Programmable Features: Frequency, Phase, Output Format, Spread Spectrum Modulation
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The SI5335D-B07990-GMR has a 20-pin QFN package with the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VDDO | Output Power Supply Voltage | | 2 | VDD | Core Power Supply Voltage | | 3 | GND | Ground | | 4 | XAXB | Differential Clock Input | | 5 | XAXA | Differential Clock Input | | 6 | XBXB | Differential Clock Input | | 7 | XBXA | Differential Clock Input | | 8 | CLKIN | Single-Ended Clock Input | | 9 | SDA | I2C Serial Data Input | | 10 | SCL | I2C Serial Clock Input | | 11-18 | OUT0-OUT7 | Clock Output Pins | | 19 | VDDO | Output Power Supply Voltage | | 20 | GND | Ground |

Functional Features

• High-frequency clock generation and multiplication
• Low-jitter output signals for precise timing requirements
• Programmable frequency and phase control for each output
• Spread Spectrum Modulation for reduced electromagnetic interference (EMI)
• I2C interface for easy configuration and control

Advantages

• Wide input voltage range allows compatibility with various systems
• Multiple output types support different interface standards
• Precise frequency and phase control enable synchronization in complex systems
• Spread Spectrum Modulation reduces EMI, improving signal integrity
• Compact package size saves board space

Disadvantages

• Requires external power supplies for core and output voltages
• Limited number of outputs compared to some other clock generators
• Relatively high operating temperature range may limit certain applications

Working Principles

The SI5335D-B07990-GMR utilizes a combination of PLL (Phase-Locked Loop) and VCO (Voltage-Controlled Oscillator) techniques to generate and multiply clock signals. The input clock is divided and multiplied to produce multiple output clocks with programmable frequencies and phases. The device's internal registers are accessed through the I2C interface, allowing users to configure the desired output characteristics.

Detailed Application Field Plans

• Telecommunications: Clock synchronization in network equipment
• Data Centers: Timing solutions for servers and storage systems
• Industrial Automation: Precision timing for control systems
• Test and Measurement: Clock generation for accurate data acquisition
• Consumer Electronics: Clock distribution in audio/video devices

Detailed and Complete Alternative Models

1. SI5338A-B-GM: Similar clock generator with additional features
2. SI5341B-B-GM: Clock generator with higher output frequency range
3. SI5368A-B-GM: Multi-channel clock generator with advanced jitter attenuation

Note: This is not an exhaustive list, and there are other alternative models available in the market.

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