SI5351A-B05517-GTR

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Clock Generator and Multiplier
• Characteristics:
  • High-frequency accuracy and stability
  • Low phase noise
  • Programmable output frequencies
  • Small package size
• Package: QFN-20
• Essence: Silicon-based integrated circuit
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications and Parameters

• Supply Voltage: 2.8V to 3.63V
• Output Frequency Range: 8kHz to 160MHz
• I2C Interface: Standard-mode (100kHz) and Fast-mode (400kHz)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The SI5351A-B05517-GTR 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 oscillator input or reference clock input | | 6-9 | CLK0-CLK3 | Programmable output clock pins | | 10-13 | CLK4-CLK7 | Programmable output clock pins | | 14 | NC | No connection | | 15 | VDDO | Output power supply voltage | | 16 | GND | Ground | | 17-20 | XTALOUT, XTALIN, VDDO, GND | Crystal oscillator connections |

Functional Characteristics

• Flexible frequency synthesis and multiplication
• Configurable output formats (square wave, sine wave, etc.)
• Programmable output levels
• Low jitter and phase noise performance
• Integrated voltage-controlled crystal oscillator (VCXO)
• I2C interface for easy configuration

Advantages and Disadvantages

Advantages: - High-frequency accuracy and stability - Wide output frequency range - Small package size for space-constrained applications - Easy to configure via I2C interface

Disadvantages: - Limited number of programmable output pins - Requires external crystal oscillator or reference clock source

Applicable Range of Products

The SI5351A-B05517-GTR is widely used in various electronic devices that require accurate and stable clock signals. It finds applications in: - Communication systems - Test and measurement equipment - Audio and video equipment - Industrial automation - Embedded systems

Working Principles

The SI5351A-B05517-GTR utilizes a fractional-N PLL (Phase-Locked Loop) architecture to generate precise clock signals. It takes an input reference frequency and uses a feedback loop to synthesize the desired output frequencies with high accuracy and stability.

Detailed Application Field Plans

1. Communication Systems: The SI5351A-B05517-GTR can be used as a clock generator in wireless communication systems, ensuring synchronized operation between different components.
2. Test and Measurement Equipment: It provides accurate timing signals for oscilloscopes, signal generators, and other test instruments, enabling precise measurements.
3. Audio and Video Equipment: The IC generates clock signals for audio codecs, video processors, and digital-to-analog converters, ensuring high-quality audio and video playback.
4. Industrial Automation: It serves as a clock source for PLCs (Programmable Logic Controllers), motor control systems, and industrial sensors, ensuring precise timing in automation processes.
5. Embedded Systems: The SI5351A-B05517-GTR is used in microcontroller-based systems, providing clock signals for data acquisition, communication interfaces, and real-time control.

Detailed Alternative Models

• SI5351A-B04400-GMR
• SI5351B-B04400-GMR
• SI5351C-B04400-GMR
• SI5351D-B04400-GMR
• SI5351E-B04400-GMR

5 Common Technical Questions and Answers

1. Q: What is the maximum output frequency of the SI5351A-B05517-GTR? A: The maximum output frequency is 160MHz.
2. Q: Can I use an external crystal oscillator with the SI5351A-B05517-GTR? A: Yes, the IC supports an external crystal oscillator as a reference clock source.
3. Q: How many programmable output pins does the SI5351A-B05517-GTR have? A: It has a total of 10 programmable output pins (CLK0-CLK7).
4. Q: What is the operating temperature range