SI5350A-B04108-GT

Product Overview

Category

The SI5350A-B04108-GT belongs to the category of integrated circuits (ICs) specifically designed for clock generation and distribution.

Use

This product is primarily used in electronic devices that require accurate timing signals, such as communication systems, data centers, and consumer electronics.

Characteristics

• Clock Generation: The SI5350A-B04108-GT is capable of generating multiple clock signals with high precision and low jitter.
• Frequency Range: It supports a wide frequency range, making it suitable for various applications.
• Programmable: The device offers programmability options, allowing users to configure the output frequencies and other parameters.
• Low Power Consumption: The SI5350A-B04108-GT is designed to operate efficiently with low power consumption.
• Small Package Size: It comes in a compact package, enabling space-saving designs in electronic systems.

Package and Quantity

The SI5350A-B04108-GT is available in a surface-mount package. Each package contains one unit of the IC.

Specifications

• Supply Voltage: 2.5V - 3.63V
• Output Frequency Range: 8kHz - 160MHz
• Number of Outputs: 4
• Output Types: Square wave, LVCMOS
• Phase Jitter: <1 ps RMS (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SI5350A-B04108-GT has a total of 20 pins. Here is the detailed pin configuration:

1. VDDA: Analog power supply
2. GND: Ground
3. XIN: Crystal oscillator input
4. XOUT: Crystal oscillator output
5. CLK0_OUT: Clock output 0
6. CLK1_OUT: Clock output 1
7. CLK2_OUT: Clock output 2
8. CLK3_OUT: Clock output 3
9. SDA: I2C serial data input/output
10. SCL: I2C serial clock input

11-20. Reserved for other internal connections

Functional Features

• Frequency Synthesis: The SI5350A-B04108-GT utilizes a fractional-N PLL (Phase-Locked Loop) to generate precise clock frequencies.
• Programmability: It offers extensive programmability options through an I2C interface, allowing users to configure various parameters such as output frequency, phase, and power-down control.
• Spread Spectrum Support: The device supports spread spectrum modulation techniques, which help reduce electromagnetic interference (EMI) in sensitive applications.
• Output Enable Control: Each clock output can be individually enabled or disabled, providing flexibility in system design.

Advantages and Disadvantages

Advantages

• High Precision: The SI5350A-B04108-GT provides accurate clock signals with low phase noise and jitter.
• Versatility: It supports a wide range of output frequencies, making it suitable for diverse applications.
• Low Power Consumption: The IC operates efficiently, consuming minimal power.
• Compact Size: Its small package size enables space-saving designs in electronic systems.

Disadvantages

• Complexity: Configuring the device requires knowledge of programming and understanding of clock generation principles.
• External Crystal Required: An external crystal oscillator is needed for clock signal generation.

Working Principles

The SI5350A-B04108-GT employs a fractional-N PLL architecture to generate clock signals. It takes an input reference frequency from an external crystal oscillator and uses a feedback loop to synthesize the desired output frequencies. The PLL's fractional division ratio allows for precise frequency synthesis, while the integrated VCO (Voltage-Controlled Oscillator) ensures stability and accuracy.

Detailed Application Field Plans

The SI5350A-B04108-GT finds applications in various fields, including:

1. Communication Systems: It is used in wireless communication systems, such as cellular base stations and satellite communication equipment, to generate accurate timing signals for data transmission and synchronization.
2. Data Centers: The IC is employed in data centers to provide precise clock signals for networking equipment, servers, and storage devices, ensuring reliable data processing and communication.
3. Consumer Electronics: It is utilized in consumer electronic devices like smartphones, tablets, and smart TVs to generate clock signals for system operation, display synchronization, and audio/video processing.

Detailed and Complete Alternative Models

1. SI5351A-B-GM: This model offers similar functionality with a different pin configuration.
2. MAX038CPP: A function generator IC that can generate various waveforms, including sine, triangle, and square waves.
3. LTC6908CMS8: A programmable oscillator IC with a wide frequency range and low power consumption.

These alternative models provide options for different design requirements and specifications.

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