SI5351A-A-GTR

Overview

Category

SI5351A-A-GTR belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a clock generator and frequency synthesizer in various electronic devices.

Characteristics

• High-frequency accuracy and stability
• Wide frequency range
• Low phase noise
• Programmable output frequencies
• Small form factor

Package

SI5351A-A-GTR is available in a surface mount package.

Essence

The essence of SI5351A-A-GTR lies in its ability to generate accurate and stable clock signals for precise timing and synchronization in electronic systems.

Packaging/Quantity

SI5351A-A-GTR is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications and Parameters

• Frequency Range: 8 kHz to 160 MHz
• Output Channels: 3
• Supply Voltage: 2.5V to 3.63V
• Operating Temperature Range: -40°C to +85°C
• Phase Noise: -140 dBc/Hz at 10 kHz offset (typical)

Pin Configuration

The pin configuration of SI5351A-A-GTR is as follows:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VDD | Power supply voltage input | | 2 | GND | Ground | | 3 | SDA | I2C serial data input/output | | 4 | SCL | I2C serial clock input | | 5 | CLK0 | Output clock channel 0 | | 6 | CLK1 | Output clock channel 1 | | 7 | CLK2 | Output clock channel 2 | | 8 | NC | No connection |

Functional Characteristics

SI5351A-A-GTR offers the following functional characteristics:

• Programmable frequency synthesis
• Fractional-N and Integer-N modes
• Spread spectrum modulation
• Clock output enable/disable control
• Crystal oscillator or external reference input options

Advantages and Disadvantages

Advantages

• High-frequency accuracy and stability
• Wide frequency range
• Low phase noise
• Flexible programming options
• Compact size

Disadvantages

• Requires I2C interface for configuration
• Limited number of output channels

Applicable Range of Products

SI5351A-A-GTR is widely used in various electronic devices, including but not limited to: - Communication systems - Test and measurement equipment - Audio/video equipment - Industrial automation systems - Embedded systems

Working Principles

SI5351A-A-GTR utilizes a phase-locked loop (PLL) architecture to generate precise clock signals. It takes an input reference frequency and uses fractional-N or integer-N division techniques to synthesize the desired output frequencies.

Detailed Application Field Plans

SI5351A-A-GTR can be applied in the following fields:

1. Communication Systems: Provides accurate timing for data transmission and reception.
2. Test and Measurement Equipment: Enables precise synchronization and timebase generation.
3. Audio/Video Equipment: Ensures accurate sampling rates and synchronization in audio/video processing.
4. Industrial Automation Systems: Facilitates precise timing and synchronization in control systems.
5. Embedded Systems: Offers reliable clock signals for microcontrollers and digital circuits.

Detailed Alternative Models

Some alternative models to SI5351A-A-GTR include: - SI5351B-B-GM - SI5351C-C-GM - SI5351D-D-GM

5 Common Technical Questions and Answers

1. Q: What is the maximum output frequency of SI5351A-A-GTR? A: The maximum output frequency is 160 MHz.

2. Q: Can SI5351A-A-GTR generate multiple clock frequencies simultaneously? A: Yes, it can generate up to three different clock frequencies on its output channels.

3. Q: What is the typical phase noise performance of SI5351A-A-GTR? A: The typical phase noise at a 10 kHz offset is -140 dBc/Hz.

4. Q: Does SI5351A-A-GTR require an external crystal oscillator for operation? A: No, it can operate using either an external reference or an on-chip crystal oscillator.

5. Q: What is the power supply voltage range for SI5351A-A-GTR? A: It operates within a voltage range of 2.5V to 3.63V.

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