SI5355A-B01112-GMR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Clock Generator and Multiplier
• Characteristics:
  • High-frequency accuracy
  • Low phase noise
  • Programmable output frequencies
  • Flexible clock synthesis options
• Package: QFN (Quad Flat No-leads)
• Essence: Provides accurate clock signals for various applications
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 2.8V to 3.63V
• Output Frequency Range: 8kHz to 160MHz
• Output Format: Square wave
• Number of Outputs: 3
• Output Amplitude: 1.8V or 2.5V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SI5355A-B01112-GMR has a total of 20 pins. The pin configuration is as follows:

1. VDD: Power supply voltage input
2. GND: Ground reference
3. XIN: Crystal oscillator input
4. XOUT: Crystal oscillator output
5. CLK0: Output clock 0
6. CLK1: Output clock 1
7. CLK2: Output clock 2
8. SDA: I2C serial data input
9. SCL: I2C serial clock input
10. OE: Output enable control
11. NC: No connection
12. NC: No connection
13. NC: No connection
14. NC: No connection
15. NC: No connection
16. NC: No connection
17. NC: No connection
18. NC: No connection
19. NC: No connection
20. NC: No connection

Functional Features

• Highly programmable clock generator
• Supports multiple output frequencies simultaneously
• Integrated fractional-N PLL for precise frequency synthesis
• Low jitter and phase noise performance
• I2C interface for easy configuration

Advantages and Disadvantages

Advantages: - High-frequency accuracy ensures reliable clock signals - Flexible clock synthesis options cater to various applications - Low phase noise minimizes signal distortion - Programmable outputs allow customization

Disadvantages: - Requires external crystal oscillator for operation - Limited number of output channels (3 in this case) - Relatively complex configuration process

Working Principles

The SI5355A-B01112-GMR utilizes a fractional-N PLL architecture to generate accurate clock signals. It takes an input from a crystal oscillator and uses a phase-locked loop (PLL) to multiply and divide the frequency to achieve the desired output frequencies. The programmable registers control the division ratios, enabling the generation of different clock frequencies.

Detailed Application Field Plans

The SI5355A-B01112-GMR finds applications in various fields, including:

1. Communication Systems: Provides clock signals for data transmission and synchronization in wireless communication systems.
2. Test and Measurement Equipment: Used as a reference clock source in oscilloscopes, spectrum analyzers, and other test instruments.
3. Industrial Automation: Provides timing signals for precise control and synchronization in industrial automation systems.
4. Audio/Video Equipment: Generates clock signals for audio and video processing in multimedia devices.
5. Embedded Systems: Used as a clock source in microcontrollers, FPGAs, and other embedded systems.

Detailed and Complete Alternative Models

1. SI5351A-B-GT: Similar clock generator IC with 8 outputs and extended temperature range.
2. Si5341A-B-GM: Clock generator IC with 4 differential outputs and integrated voltage-controlled crystal oscillator (VCXO).
3. Si5338A-B-GM: Programmable clock generator IC with 8 outputs and low phase noise performance.

These alternative models offer different features and specifications, allowing users to choose the most suitable option for their specific requirements.

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