SI5356A-B07446-GMR

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Clock Generator and Multiplier
• Characteristics: Low jitter, high frequency accuracy, programmable output frequencies
• Package: QFN (Quad Flat No-leads)
• Essence: Silicon-based integrated circuit for generating clock signals
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications and Parameters

• Frequency Range: 8 kHz to 160 MHz
• Output Channels: 3
• Supply Voltage: 2.5V to 3.63V
• Operating Temperature Range: -40°C to +85°C
• Phase Jitter: <1 ps RMS (Root Mean Square)

Detailed and Complete Pin Configuration

1. VDDA: Analog Power Supply
2. VDDD: Digital Power Supply
3. GND: Ground
4. XTAL1: Crystal Input 1
5. XTAL2: Crystal Input 2
6. CLK0: Output Clock Channel 0
7. CLK1: Output Clock Channel 1
8. CLK2: Output Clock Channel 2
9. SDA: I2C Serial Data Input/Output
10. SCL: I2C Serial Clock Input

Functional Characteristics

• Programmable PLL (Phase-Locked Loop) architecture
• Fractional-N synthesis for precise frequency generation
• Spread Spectrum Clocking (SSC) support for EMI reduction
• I2C interface for easy configuration and control
• Output enable/disable feature for power management

Advantages and Disadvantages

Advantages: - High frequency accuracy - Low phase noise and jitter - Flexible and programmable output frequencies - Compact and space-saving package

Disadvantages: - Requires external crystal or clock source - Limited number of output channels

Applicable Range of Products

• Telecommunications equipment
• Networking devices
• Consumer electronics
• Industrial automation systems
• Test and measurement instruments

Working Principles

The SI5356A-B07446-GMR utilizes a PLL-based architecture to generate clock signals. It takes an external crystal or clock source as input and uses fractional-N synthesis to achieve precise frequency generation. The programmable PLL allows for flexible output frequencies, while the I2C interface enables easy configuration and control.

Detailed Application Field Plans

1. Telecommunications: Used in base stations, routers, and switches for clock synchronization and timing.
2. Consumer Electronics: Integrated into smart TVs, set-top boxes, and gaming consoles for audio and video synchronization.
3. Industrial Automation: Employed in PLCs (Programmable Logic Controllers) and motion control systems for precise timing and synchronization.
4. Test and Measurement: Utilized in oscilloscopes, signal generators, and spectrum analyzers for accurate timebase generation.
5. Automotive: Incorporated into infotainment systems and advanced driver-assistance systems (ADAS) for synchronization and timing.

Detailed Alternative Models

1. SI5351A-B-GT: Similar clock generator IC with 8 kHz to 160 MHz frequency range and 3 output channels.
2. Si5341B-B-GM: Clock multiplier IC with higher frequency range (up to 1.5 GHz) and 4 output channels.
3. Si5338A-B-GM: Clock generator IC with lower frequency range (100 Hz to 200 MHz) and 8 output channels.
4. Si514A-B-GM: Precision clock generator IC with ultra-low jitter and 4 output channels.
5. Si570A-B-GM: Wideband frequency synthesizer IC with integrated voltage-controlled oscillator (VCO) and 4 output channels.

5 Common Technical Questions and Answers

1. Q: Can the SI5356A-B07446-GMR generate non-integer frequencies? A: Yes, it supports fractional-N synthesis for precise frequency generation.

2. Q: What is the typical phase noise of this clock generator? A: The phase noise is typically <1 ps RMS, ensuring high signal integrity.

3. Q: How can I program the output frequencies? A: You can use the I2C interface to configure the desired output frequencies.

4. Q: Is spread spectrum clocking supported by this IC? A: Yes, it supports Spread Spectrum Clocking (SSC) for reducing electromagnetic interference (EMI).

5. Q: What is the recommended power supply voltage range? A: The SI5356A-B07446-GMR operates with a supply voltage range of 2.5V to 3.63V.

This encyclopedia entry provides an overview of the SI5356A-B07446-GMR clock generator IC, including its basic information, specifications, pin configuration, functional characteristics, advantages and disadvantages, applicable range of products, working principles