SI5350A-B08726-GM

Product Overview

• Category: Integrated Circuit (IC)
• Use: Clock Generator and Multiplier
• Characteristics: High-frequency precision, low jitter, programmable output frequencies
• Package: QFN-32
• Essence: The SI5350A-B08726-GM is a versatile clock generator IC that provides precise clock signals for various applications.
• Packaging/Quantity: Available in tape and reel packaging, with 250 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: 2.5 V to 3.63 V
• Operating Temperature Range: -40°C to +85°C
• Phase Jitter: <1 ps RMS (Root Mean Square)
• Programming Interface: I2C (Inter-Integrated Circuit) bus

Pin Configuration

The SI5350A-B08726-GM has a total of 32 pins arranged as follows:

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Functional Features

• Flexible Output Configuration: Each output channel can be independently programmed to generate different frequencies and output types.
• Low Jitter Performance: The SI5350A-B08726-GM ensures high-frequency precision with low phase jitter, making it suitable for applications requiring accurate timing.
• Programmable Output Frequencies: The IC allows users to program the desired output frequencies through the I2C interface, providing versatility in clock signal generation.

Advantages and Disadvantages

Advantages: - High-frequency precision - Low phase jitter - Programmable output frequencies - Flexible output configuration

Disadvantages: - Limited frequency range (8 kHz to 160 MHz) - Requires I2C programming interface

Working Principles

The SI5350A-B08726-GM utilizes a fractional-N PLL (Phase-Locked Loop) architecture to generate precise clock signals. It incorporates an internal voltage-controlled oscillator (VCO) that can be divided down to achieve the desired output frequencies. The programmable dividers and multipliers allow for flexible frequency synthesis.

Application Field Plans

The SI5350A-B08726-GM finds applications in various fields, including:

1. Telecommunications: Clock synchronization in network equipment and base stations.
2. Consumer Electronics: Timing reference for audio/video systems, set-top boxes, and digital TVs.
3. Industrial Automation: Precision timing for control systems, data acquisition, and instrumentation.
4. Medical Devices: Clock generation for medical imaging equipment, patient monitoring systems, and diagnostic devices.
5. Automotive: Timing reference for infotainment systems, advanced driver-assistance systems (ADAS), and engine control units (ECUs).

Alternative Models

1. SI5351A-B04476-GM: Similar clock generator IC with a wider frequency range (8 kHz to 200 MHz).
2. SI5368A-B08326-GM: Clock generator and jitter attenuator IC with 8 independent output channels.
3. SI5345B-A08726-GM: Precision clock multiplier IC with 4 differential outputs.

These alternative models offer different features and specifications, providing options for specific application requirements.

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