SI5350A-B05214-GT

Overview

Product Category

The SI5350A-B05214-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 precise timing signals, such as communication systems, data centers, and consumer electronics.

Characteristics

• Clock Generation: The SI5350A-B05214-GT is capable of generating multiple clock signals with high accuracy and low jitter.
• Frequency Range: It supports a wide frequency range, making it suitable for various applications.
• Programmability: The device offers programmable features, allowing users to configure the output frequencies and other parameters.
• Low Power Consumption: The SI5350A-B05214-GT is designed to operate efficiently with low power consumption.
• Small Package Size: It comes in a compact package, enabling space-saving designs.

Package and Quantity

The SI5350A-B05214-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: 3
• Output Types: Square wave, LVCMOS
• Phase Jitter: <1 ps RMS (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The SI5350A-B05214-GT has a total of 20 pins. Here is the detailed pin configuration:

1. VDDA: Analog power supply
2. GND: Ground
3. XTALI: Crystal input
4. XTALO: Crystal output
5. CLK0: Output clock 0
6. CLK1: Output clock 1
7. CLK2: Output clock 2
8. GND: Ground
9. VDDD: Digital power supply
10. SDA: I2C serial data input
11. SCL: I2C serial clock input
12. GND: Ground
13. NC: No connection
14. NC: No connection
15. GND: Ground
16. NC: No connection
17. NC: No connection
18. GND: Ground
19. NC: No connection
20. NC: No connection

Functional Features

• Frequency Synthesis: The SI5350A-B05214-GT utilizes a fractional-N PLL (Phase-Locked Loop) to generate accurate clock signals by synthesizing frequencies.
• Programmable Outputs: Users can configure the output frequencies, formats, and voltage levels through the integrated I2C interface.
• Spread Spectrum Clocking: This feature helps reduce electromagnetic interference (EMI) by modulating the clock frequency slightly.
• Low Jitter Performance: The device offers low phase jitter, ensuring precise timing for various applications.
• Clock Redundancy: The SI5350A-B05214-GT supports redundant clock outputs, providing backup options for critical systems.

Advantages and Disadvantages

Advantages

• High accuracy and stability in clock generation
• Wide frequency range suitable for diverse applications
• Low power consumption
• Compact package size for space-saving designs
• Programmable features for flexibility

Disadvantages

• Limited number of output channels (3 in this case)
• Requires additional external components for crystal oscillator connection

Working Principles

The SI5350A-B05214-GT operates based on the principle of fractional-N PLL frequency synthesis. It takes an input reference frequency from an external crystal oscillator and uses a feedback loop to generate highly accurate clock signals with programmable frequencies. The device's internal circuitry divides and multiplies the input frequency to achieve the desired output frequencies. The programmable registers allow users to configure various parameters, including output formats, voltage levels, and spread spectrum clocking.

Application Field Plans

The SI5350A-B05214-GT finds applications in a wide range of electronic devices that require precise timing signals. Some specific application field plans include:

1. Communication Systems: The IC can be used in wireless communication systems, such as cellular base stations, to generate accurate clock signals for synchronization and data transmission.
2. Data Centers: It is suitable for use in data centers where precise timing is crucial for network synchronization and data processing.
3. Consumer Electronics: The SI5350A-B05214-GT can be integrated into consumer electronics like smart TVs, set-top boxes, and gaming consoles to ensure accurate timing for audio/video synchronization and system operation.

Alternative Models

Here are some alternative models that offer similar functionality to the SI5350A-B05214-GT:

1. SI5341B-C-GM: This IC provides more output channels and additional features like jitter attenuation and clock distribution.
2. MAX