SI5351B-B07518-GMR

Basic Information Overview

Category: Integrated Circuit (IC)
Use: Clock Generator and Multiplier
Characteristics:
- High-frequency accuracy
- Low phase noise
- Programmable output frequencies
- Small package size
Package: QFN-20
Essence: Crystal Oscillator Replacement
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications and Parameters

Supply Voltage: 2.8V to 3.63V
Output Frequency Range: 8kHz to 160MHz
I2C Interface: Standard-mode (100 kHz) and Fast-mode (400 kHz)
Temperature Range: -40°C to +85°C
Phase Noise Performance: -140 dBc/Hz at 10 kHz offset (typical)

Detailed Pin Configuration

The SI5351B-B07518-GMR has a total of 20 pins. The pin configuration is as follows:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VDD | Power Supply Voltage | | 2 | GND | Ground | | 3 | SDA | I2C Serial Data Line | | 4 | SCL | I2C Serial Clock Line | | 5 | XAXB | Crystal Input or Reference Clock Input | | 6-13 | OUT0-OUT7 | Programmable Clock Outputs | | 14 | VDDO | Output Power Supply Voltage | | 15 | GND | Ground | | 16 | NC | No Connection | | 17 | NC | No Connection | | 18 | NC | No Connection | | 19 | NC | No Connection | | 20 | NC | No Connection |

Functional Characteristics

Crystal oscillator replacement with programmable output frequencies
Integrated fractional-N PLL synthesizer for precise frequency synthesis
Configurable as a clock generator or multiplier
Low phase noise performance for high-quality signal generation
I2C interface for easy control and configuration

Advantages and Disadvantages

Advantages: - High-frequency accuracy - Programmable output frequencies - Small package size - Low phase noise

Disadvantages: - Requires external crystal or reference clock input - Limited output frequency range (8kHz to 160MHz)

Applicable Range of Products

The SI5351B-B07518-GMR is suitable for various applications that require accurate clock generation and multiplication. It can be used in: - Communication systems - Test and measurement equipment - Audio and video equipment - Industrial automation - Embedded systems

Working Principles

The SI5351B-B07518-GMR utilizes a fractional-N PLL synthesizer to generate precise clock signals. It replaces traditional crystal oscillators by allowing the user to program the desired output frequencies. The device uses an I2C interface for easy configuration and control.

Detailed Application Field Plans

Communication Systems: Use the SI5351B-B07518-GMR to generate clock signals for data transmission and reception in wireless communication systems.
Test and Measurement Equipment: Employ the IC to provide accurate timing signals for oscilloscopes, spectrum analyzers, and other test instruments.
Audio and Video Equipment: Utilize the device to generate stable clock signals for audio and video processing in multimedia devices.
Industrial Automation: Incorporate the IC into industrial control systems to synchronize various processes and ensure precise timing.
Embedded Systems: Integrate the SI5351B-B07518-GMR into embedded systems such as microcontrollers and IoT devices to generate clock signals for data processing and communication.

Detailed Alternative Models

SI5351A-B-GM: Similar to SI5351B-B07518-GMR but with a different package (QFN-24).
Si570: A high-performance clock generator with a wider frequency range and additional features.
MAX038: Function generator IC capable of generating various waveforms in addition to clock signals.
LTC6903: Precision programmable oscillator with a wide frequency range and low phase noise.
AD9540: Clock generator and synchronizer with advanced features such as jitter attenuation and synchronization to external references.

5 Common Technical Questions and Answers

Q: What is the maximum output frequency of the SI5351B-B07518-GMR? A: The maximum output frequency is 160MHz.
Q: Can I use an external reference clock instead of a crystal? A: Yes, the XAXB pin can be used as an input for an external reference clock.
Q: What is the power supply voltage range for this IC? A: The SI