SI5340C-D-GM

Product Overview

• Category: Integrated Circuit (IC)
• Use: Clock Generator and Jitter Attenuator
• Characteristics:
  • High-performance clock synthesis and distribution
  • Low jitter and phase noise
  • Flexible frequency configuration
  • Wide operating range
• Package: 24-pin QFN (Quad Flat No-Lead)
• Essence: Provides precise clock signals for various applications
• Packaging/Quantity: Tape and Reel, 250 units per reel

Specifications

• Frequency Range: 1 Hz to 945 MHz
• Number of Outputs: 4 differential or 8 single-ended
• Output Types: LVDS, LVPECL, HCSL, CMOS
• Supply Voltage: 2.5 V to 3.3 V
• Operating Temperature Range: -40°C to +85°C
• Phase Noise Performance: -150 dBc/Hz at 100 kHz offset
• Jitter Performance: < 300 fs RMS (Root Mean Square)

Pin Configuration

The SI5340C-D-GM has a total of 24 pins. The pin configuration is as follows:

1. XAXB0P/N: Differential output pair 0
2. XAXB1P/N: Differential output pair 1
3. XAXB2P/N: Differential output pair 2
4. XAXB3P/N: Differential output pair 3
5. GND: Ground
6. XTALN: Crystal oscillator input negative terminal
7. XTALP: Crystal oscillator input positive terminal
8. VDDO: Output supply voltage
9. VDD: Power supply voltage
10. SDA: I2C serial data input
11. SCL: I2C serial clock input
12. GND: Ground
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
21. NC: No connection
22. NC: No connection
23. NC: No connection
24. NC: No connection

Functional Features

• Clock Synthesis: Generates precise clock signals with low jitter and phase noise.
• Frequency Configuration: Flexible frequency settings allow customization for specific applications.
• Output Types: Supports various output types, including LVDS, LVPECL, HCSL, and CMOS.
• Wide Operating Range: Can operate within a wide voltage range of 2.5 V to 3.3 V.
• I2C Interface: Allows easy configuration and control through the I2C serial interface.

Advantages and Disadvantages

Advantages: - High-performance clock synthesis for accurate timing requirements. - Low jitter and phase noise ensure reliable signal integrity. - Flexible frequency configuration caters to diverse application needs. - Wide operating range accommodates different voltage supplies. - I2C interface simplifies configuration and control.

Disadvantages: - Limited number of outputs (4 differential or 8 single-ended). - Relatively high cost compared to simpler clock generator ICs.

Working Principles

The SI5340C-D-GM utilizes advanced PLL (Phase-Locked Loop) technology to generate precise clock signals. It incorporates a crystal oscillator as the reference source and employs frequency dividers, phase detectors, and loop filters to achieve accurate frequency synthesis. The device also includes jitter attenuators to minimize unwanted noise and maintain signal integrity. The I2C interface allows users to configure the device's parameters and control its operation.

Application Field Plans

The SI5340C-D-GM is widely used in various applications that require precise clock signals, such as:

1. Telecommunications equipment
2. Networking devices
3. Data centers
4. Test and measurement instruments
5. Industrial automation systems
6. Audio/video equipment
7. Medical devices
8. Aerospace and defense systems

Alternative Models

If the SI5340C-D-GM does not meet specific requirements, alternative models with similar functionality include:

1. SI5341C-D-GM
2. SI5342C-D-GM
3. SI5343C-D-GM
4. SI5344C-D-GM

These alternative models offer different pin configurations, output options, or additional features to cater to diverse application needs.

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