SI5351B-B-GMR

Product Overview

Category

SI5351B-B-GMR 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-B-GMR is available in a compact surface-mount package.

Essence

The essence of SI5351B-B-GMR 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

• 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)

Detailed Pin Configuration

1. VDD: Power supply voltage input
2. GND: Ground reference
3. SDA: Serial data input/output
4. SCL: Serial clock input
5. XA/XB: Crystal oscillator input
6. CLK0/OUT0: Clock output channel 0
7. CLK1/OUT1: Clock output channel 1
8. CLK2/OUT2: Clock output channel 2

Functional Features

• Programmable PLL (Phase-Locked Loop) architecture
• Fractional-N synthesis for fine frequency resolution
• I2C interface for easy configuration
• Non-volatile EEPROM for storing settings
• Spread Spectrum Clocking (SSC) support for reduced EMI

Advantages and Disadvantages

Advantages

• High accuracy and stability in frequency generation
• Versatile output options for different applications
• Easy integration with existing systems through I2C interface
• Low phase noise for improved signal quality

Disadvantages

• Limited frequency range compared to some other clock generators
• Requires external crystal oscillator for operation

Working Principles

SI5351B-B-GMR utilizes a PLL-based architecture to generate precise clock signals. It takes input from an external crystal oscillator and uses fractional-N synthesis to achieve fine frequency resolution. The programmable PLL allows flexible configuration of output frequencies, while the I2C interface enables easy control and adjustment of settings.

Detailed Application Field Plans

SI5351B-B-GMR finds application in various electronic systems that require accurate timing and synchronization. Some specific fields where it is commonly used include:

1. Communication Systems: Clock generation for wireless communication devices, base stations, and network equipment.
2. Test and Measurement Instruments: Timing references for oscilloscopes, spectrum analyzers, and signal generators.
3. Industrial Automation: Synchronization of PLCs (Programmable Logic Controllers), motor control systems, and robotics.
4. Audio/Video Equipment: Clocking solutions for digital audio interfaces, video processors, and multimedia devices.

Detailed and Complete Alternative Models

1. SI5341A-B-GM: Similar clock generator with additional features like jitter attenuation and multiple input options.
2. Si570: Programmable XO (Crystal Oscillator) with integrated PLL for high-frequency applications.
3. MAX038: Function generator IC capable of generating various waveforms at different frequencies.

These alternative models offer similar functionality and can be considered based on specific requirements and system constraints.

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