SI5351B-A-GUR
Overview
Category
SI5351B-A-GUR 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
- Flexible clock distribution options
Package
SI5351B-A-GUR is available in a compact surface-mount package.
Essence
The essence of SI5351B-A-GUR lies in its ability to generate accurate and stable clock signals for precise timing and synchronization in electronic systems.
Packaging/Quantity
This product is typically packaged in reels or trays, with a quantity of 2500 units per reel.
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 SI5351B-A-GUR is as follows:
| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VDD | Power Supply (2.5V to 3.63V) | | 2 | GND | Ground | | 3 | SDA | I2C Serial Data Input | | 4 | SCL | I2C Serial Clock Input | | 5 | XA | Crystal Oscillator Input | | 6 | XB | Crystal Oscillator Input | | 7 | CLK0 | Output Channel 0 | | 8 | CLK1 | Output Channel 1 | | 9 | CLK2 | Output Channel 2 |
Functional Characteristics
SI5351B-A-GUR offers the following functional characteristics:
- Programmable frequency synthesis
- Fractional-N and Integer-N modes
- Spread Spectrum Clocking (SSC) support
- I2C interface for easy configuration
- Output enable/disable control
- Low jitter output clocks
Advantages and Disadvantages
Advantages
- High-frequency accuracy and stability
- Wide frequency range
- Flexible clock distribution options
- Low phase noise
Disadvantages
- Requires external crystal oscillators for frequency reference
- Limited number of output channels
Applicable Range of Products
SI5351B-A-GUR is suitable for a wide range of applications, including: - Communication systems - Test and measurement equipment - Audio and video devices - Industrial automation - Embedded systems
Working Principles
SI5351B-A-GUR utilizes a phase-locked loop (PLL) architecture to generate precise clock signals. It takes an external crystal oscillator as a reference and uses frequency synthesis techniques to generate output frequencies with high accuracy and stability.
Detailed Application Field Plans
SI5351B-A-GUR can be used in various applications, such as: 1. Wireless communication systems: Provides accurate timing for data transmission and reception. 2. Frequency synthesizers: Generates stable clock signals for RF signal generation. 3. Audio/video synchronization: Ensures precise timing for audio and video processing. 4. Test and measurement instruments: Provides accurate timebase for measurements and signal analysis. 5. Industrial automation: Synchronizes multiple devices and processes in industrial control systems.
Detailed Alternative Models
Some alternative models to SI5351B-A-GUR include: - SI5351A-B-GMR - SI5351C-B-GM - SI5351D-B-GT
5 Common Technical Questions and Answers
Q: What is the maximum output frequency of SI5351B-A-GUR? A: The maximum output frequency is 160 MHz.
Q: Can I use a different crystal oscillator with SI5351B-A-GUR? A: Yes, as long as it meets the specified requirements for frequency and stability.
Q: How many output channels does SI5351B-A-GUR have? A: It has three output channels (CLK0, CLK1, CLK2).
Q: Does SI5351B-A-GUR support spread spectrum clocking? A: Yes, it supports Spread Spectrum Clocking (SSC) for reducing electromagnetic interference (EMI).
Q: What is the typical phase noise performance of SI5351B-A-GUR? A: The typical phase noise at a 10 kHz offset is -140 dBc/Hz.
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