SI5351A-B05855-GTR

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Clock Generator and Multiplier
• Characteristics: Low jitter, high frequency accuracy, programmable output frequencies
• Package: QFN (Quad Flat No-leads) package
• Essence: Silicon-based integrated circuit
• Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications and Parameters

• Frequency Range: 8 kHz to 160 MHz
• Output Channels: 3
• Supply Voltage: 2.8V to 3.63V
• Operating Temperature Range: -40°C to +85°C
• Phase Noise: -140 dBc/Hz at 10 kHz offset
• Programmable Features: Output frequency, phase, and amplitude control

Detailed Pin Configuration

The SI5351A-B05855-GTR has a total of 20 pins. The pin configuration is as follows:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VDD | Power supply voltage input | | 2 | GND | Ground reference | | 3 | XTAL | Crystal oscillator input | | 4 | SDA | I2C serial data input/output | | 5 | SCL | I2C serial clock input | | 6 | CLK0 | Output clock channel 0 | | 7 | CLK1 | Output clock channel 1 | | 8 | CLK2 | Output clock channel 2 | | 9-16 | NC | Not connected | | 17 | VDDO | Output power supply voltage | | 18 | GND | Ground reference | | 19 | VDD | Power supply voltage input | | 20 | GND | Ground reference |

Functional Characteristics

• Flexible frequency synthesis and multiplication capabilities
• Low phase noise and jitter for accurate clock generation
• I2C interface for easy configuration and control
• Programmable output frequencies, phases, and amplitudes
• High-frequency accuracy and stability

Advantages and Disadvantages

Advantages: - Wide frequency range coverage - Low phase noise and jitter - Programmable features for customization - Compact QFN package for space-saving designs

Disadvantages: - Requires external crystal oscillator for frequency reference - Limited number of output channels (3)

Applicable Range of Products

The SI5351A-B05855-GTR is commonly used in various electronic devices that require precise clock generation and synchronization. It finds applications in: - Communication systems - Test and measurement equipment - Audio and video equipment - Industrial automation - Embedded systems

Working Principles

The SI5351A-B05855-GTR utilizes a fractional-N PLL (Phase-Locked Loop) architecture to generate accurate clock signals. It takes an external crystal oscillator as the frequency reference and uses programmable dividers and multipliers to synthesize the desired output frequencies.

Detailed Application Field Plans

1. Communication Systems: The SI5351A-B05855-GTR can be used in wireless communication systems to generate clock signals for data transmission and reception.
2. Test and Measurement Equipment: It can be employed in oscilloscopes, signal generators, and other test instruments to provide precise timing signals.
3. Audio and Video Equipment: The IC can generate clock signals for audio and video processing in devices like digital audio players, televisions, and multimedia systems.
4. Industrial Automation: It finds application in industrial control systems, PLCs (Programmable Logic Controllers), and robotics for synchronization and timing purposes.
5. Embedded Systems: The SI5351A-B05855-GTR can be used in various embedded systems, such as microcontrollers and IoT devices, to generate clock signals for data processing and communication.

Detailed Alternative Models

1. SI5351B-B05855-GTR: Similar to the SI5351A-B05855-GTR but with additional features and improved performance.
2. SI5341A-B05855-GTR: A higher-performance clock generator IC with more output channels and advanced programmability.
3. SI570-B05855-GTR: A different clock generator IC with a wider frequency range and enhanced phase noise performance.

5 Common Technical Questions and Answers

1. Q: What is the maximum output frequency of the SI5351A-B05855-GTR? A: The maximum output frequency is 160 MHz.

2. Q: Can I program the phase and amplitude of the output clocks? A: Yes, the SI5351A-B05855-GTR allows programming of both phase and amplitude.

3. Q: Is an external crystal oscillator required for operation? A: Yes, an external crystal oscillator