SI5351A-B05945-GTR

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Clock Generator and Multiplier
• Characteristics: High Frequency Accuracy, Low Phase Noise, Programmable Output Frequencies
• Package: QFN (Quad Flat No-Lead)
• Essence: Silicon-based integrated circuit for generating clock signals
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications and Parameters

• Supply Voltage: 2.8V to 3.63V
• Output Frequency Range: 8kHz to 160MHz
• Frequency Resolution: 0.1Hz
• Output Level: 0.4V to 2.0V (configurable)
• Phase Noise: -140dBc/Hz at 10kHz offset
• Operating Temperature Range: -40°C to +85°C

Detailed and Complete Pin Configuration

The SI5351A-B05945-GTR has a total of 20 pins. The pin configuration is as follows:

1. VDD: Power supply voltage input
2. GND: Ground reference
3. SDA: Serial data input/output for I2C communication
4. SCL: Serial clock input for I2C communication
5. XIN: Crystal oscillator input
6. XOUT: Crystal oscillator output
7. CLK0: Output clock 0
8. CLK1: Output clock 1
9. CLK2: Output clock 2
10. CLK3: Output clock 3
11. CLK4: Output clock 4
12. CLK5: Output clock 5
13. CLK6: Output clock 6
14. CLK7: Output clock 7
15. CLK8: Output clock 8
16. CLK9: Output clock 9
17. CLK10: Output clock 10
18. CLK11: Output clock 11
19. CLK12: Output clock 12
20. CLK13: Output clock 13

Functional Characteristics

• Flexible frequency synthesis and multiplication
• Configurable output frequencies and levels
• Low jitter and phase noise performance
• I2C interface for easy control and configuration
• Programmable spread spectrum modulation
• Integrated crystal oscillator for accurate timing

Advantages and Disadvantages

Advantages: - Wide output frequency range - High frequency accuracy - Low phase noise - Compact package size - Easy to use with I2C interface

Disadvantages: - Limited number of output clocks (13 in total) - Requires external crystal oscillator for operation

Applicable Range of Products

The SI5351A-B05945-GTR is commonly used in various electronic devices that require precise clock signals, such as: - Communication systems - Test and measurement equipment - Audio and video equipment - Industrial automation systems - Embedded systems

Working Principles

The SI5351A-B05945-GTR utilizes a fractional-N PLL (Phase-Locked Loop) architecture to generate accurate clock signals. It takes an input reference frequency and uses a programmable divider and multiplier to synthesize the desired output frequencies. The integrated crystal oscillator provides a stable reference for frequency generation.

Detailed Application Field Plans

1. Communication Systems: The SI5351A-B05945-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 utilized in oscilloscopes, signal generators, and other test instruments to provide precise timing for accurate measurements.
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 Systems: It can be employed in programmable logic controllers (PLCs) and industrial control systems to synchronize various processes and devices.
5. Embedded Systems: The SI5351A-B05945-GTR is suitable for embedded systems that require accurate timing, such as microcontrollers, IoT devices, and robotics.

Detailed Alternative Models

• SI5351B-B-GM: Similar clock generator IC with extended frequency range and additional features.
• Si5341A-B-GM: Clock generator IC with multiple PLLs and advanced jitter attenuation capabilities.
• Si5338A-B-GM: Programmable clock generator IC with integrated voltage-controlled crystal oscillator (VCXO).

5 Common Technical Questions and Answers

1. Q: What is the maximum output frequency of the SI5351A-B05945-GTR? A: The maximum output frequency is 160MHz.

2. Q: Can I program the output frequencies using an external microcontroller? A: Yes, the SI5351A-B05945-GTR can be easily controlled and configured through the I2C interface using an external microcontroller.

3. Q: Does