SI5350A-B08768-GM

Product Overview

• Category: Integrated Circuit (IC)
• Use: Clock Generator and Multiplier
• Characteristics: High-frequency precision, low jitter, programmable output frequencies, multiple outputs
• Package: QFN (Quad Flat No-leads)
• Essence: Provides clock signals for various electronic devices
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Frequency Range: 8 kHz to 160 MHz
• Output Channels: 3 independent channels
• Output Types: Square wave, LVCMOS, or LVDS
• Supply Voltage: 2.5V to 3.63V
• Operating Temperature: -40°C to +85°C
• Phase Jitter: <1 ps RMS (Root Mean Square)
• Programming Interface: I2C (Inter-Integrated Circuit)

Detailed Pin Configuration

The SI5350A-B08768-GM has a total of 20 pins. The pin configuration is as follows:

1. VDDA: Analog power supply
2. GND: Ground
3. XIN: Crystal oscillator input
4. XOUT: Crystal oscillator output
5. CLK0: Output channel 0
6. CLK1: Output channel 1
7. CLK2: Output channel 2
8. SDA: I2C data line
9. SCL: I2C clock line
10. VDDD: Digital power supply
11. GND: Ground
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. GND: Ground

Functional Features

• Programmable output frequencies with fine resolution
• Low phase noise and jitter for accurate timing requirements
• Independent control of each output channel
• Flexible input options (crystal oscillator or external clock)
• I2C interface for easy configuration and control

Advantages and Disadvantages

Advantages

• High-frequency precision ensures accurate timing in electronic systems.
• Low jitter minimizes signal distortion and improves overall system performance.
• Multiple output channels allow for versatile clock distribution.
• Programmable frequencies provide flexibility for different applications.

Disadvantages

• Limited frequency range compared to some other clock generator ICs.
• Requires external crystal oscillator or clock source for operation.

Working Principles

The SI5350A-B08768-GM is based on a fractional-N PLL (Phase-Locked Loop) architecture. It generates clock signals by dividing the input frequency from the crystal oscillator or external clock source. The division ratio can be programmed through the I2C interface, allowing precise control over the output frequencies. The PLL circuitry ensures stable and accurate clock generation, while the low-jitter design maintains signal integrity.

Detailed Application Field Plans

The SI5350A-B08768-GM finds applications in various electronic systems that require accurate and synchronized timing signals. Some potential application fields include:

1. Communication Systems: Provides clock signals for data transmission, synchronization, and modulation/demodulation processes.
2. Test and Measurement Equipment: Enables precise timing for accurate measurements and synchronization between instruments.
3. Audio/Video Equipment: Synchronizes audio and video components, ensuring smooth playback and synchronization.
4. Industrial Automation: Facilitates timing and synchronization in control systems, PLCs (Programmable Logic Controllers), and robotics.
5. Medical Devices: Supports precise timing in medical equipment such as ultrasound machines, patient monitors, and diagnostic devices.

Detailed and Complete Alternative Models

1. SI5351A-B-GT: Similar clock generator IC with extended frequency range up to 200 MHz.
2. MAX038CPP: Function generator IC capable of generating various waveforms in addition to clock signals.
3. LTC6904CMS8: Programmable oscillator IC with a wide frequency range and low jitter performance.

These alternative models offer similar functionalities and can be considered as alternatives to the SI5350A-B08768-GM based on specific application requirements.

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