SI5321-H-BL

Overview

Category: Integrated Circuit
Use: Clock Generator and Jitter Attenuator
Characteristics: High precision, low jitter, programmable output frequencies
Package: QFN (Quad Flat No-leads)
Essence: Provides clock signals with precise frequencies and low jitter for various applications
Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications and Parameters

Input Voltage Range: 2.5V to 3.3V
Output Frequency Range: 1kHz to 710MHz
Output Format: LVPECL, LVDS, HCSL
Operating Temperature Range: -40°C to +85°C
Power Consumption: 200mW (typical)

Pin Configuration

The SI5321-H-BL has a total of 32 pins. The detailed pin configuration is as follows:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VDD | Power Supply Voltage | | 2 | GND | Ground | | 3 | XA | Crystal Oscillator Input | | 4 | XB | Crystal Oscillator Input | | ... | ... | ... | | 29 | OUT0 | Output 0 | | 30 | OUT1 | Output 1 | | ... | ... | ... | | 31 | OUT8 | Output 8 | | 32 | OUT9 | Output 9 |

Functional Characteristics

Programmable output frequencies with fine resolution
Low phase noise and jitter performance
Flexible input and output formats
Built-in frequency margining and spread spectrum support
Integrated EEPROM for storing configuration settings

Advantages and Disadvantages

Advantages: - High precision and stability - Wide output frequency range - Programmable features for customization - Low power consumption

Disadvantages: - Relatively complex pin configuration - Requires external crystal oscillator

Applicable Range of Products

The SI5321-H-BL is suitable for various applications that require precise clock signals with low jitter. It can be used in telecommunications, networking equipment, data centers, industrial automation, and other electronic systems.

Working Principles

The SI5321-H-BL utilizes a combination of phase-locked loop (PLL) and digital signal processing techniques to generate clock signals with the desired frequencies and characteristics. The input reference signal is multiplied and divided to achieve the desired output frequency, while the PLL ensures synchronization and stability.

Detailed Application Field Plans

Telecommunications: Used in base stations, routers, and switches to provide accurate clock signals for data transmission.
Data Centers: Ensures precise timing for server synchronization and data processing.
Industrial Automation: Provides reliable clock signals for control systems and sensors.
Test and Measurement Equipment: Enables accurate timebase generation for signal analysis and measurement.
Audio/Video Broadcasting: Ensures synchronization between different audio/video components for seamless playback.

Detailed Alternative Models

SI5324-H-BL: Similar functionality but with additional features such as integrated voltage-controlled crystal oscillator (VCXO).
SI5338-H-BL: Higher output frequency range and more output channels.
SI5341-H-BL: Offers advanced jitter attenuation capabilities and multiple input references.

5 Common Technical Questions and Answers

Q: Can the SI5321-H-BL operate with a single-ended input? A: No, it requires a differential input signal.
Q: What is the typical phase noise performance of the SI5321-H-BL? A: The phase noise is typically -150dBc/Hz at 100kHz offset.
Q: Can the output frequency be changed dynamically during operation? A: Yes, the SI5321-H-BL supports on-the-fly frequency changes.
Q: Is external programming required to configure the device? A: Yes, the SI5321-H-BL can be programmed using an I2C interface.
Q: What is the maximum output frequency that can be generated? A: The SI5321-H-BL can generate output frequencies up to 710MHz.

This encyclopedia entry provides an overview of the SI5321-H-BL, including its product category, use, characteristics, package, specifications, pin configuration, functional characteristics, advantages and disadvantages, applicable range of products, working principles, detailed application field plans, alternative models, and common technical questions and answers.