SI5338B-B05081-GMR

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Clock Generator and Multiplier
• Characteristics: High-performance, Low-jitter, Programmable
• Package: 20-QFN (Quad Flat No-Lead)
• Essence: Clock generation and multiplication for various applications
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications and Parameters

• Frequency Range: 1 MHz to 350 MHz
• Output Types: LVCMOS, LVDS, HCSL
• Supply Voltage: 2.5 V to 3.3 V
• Operating Temperature Range: -40°C to +85°C
• Programmable Features: Output frequency, output format, spread spectrum modulation, etc.

Detailed and Complete Pin Configuration

1. VDDO: Output Power Supply
2. GND: Ground
3. XAXB: Differential Input Clock
4. XAXA: Differential Input Clock
5. CLKOUTx: Clock Output
6. SDA: I2C Serial Data Input
7. SCL: I2C Serial Clock Input
8. VDDI: Digital Power Supply
9. GND: Ground
10. NC: No Connection

Functional Characteristics

• Flexible clock generation and multiplication
• Low jitter and phase noise performance
• Wide frequency range with programmable options
• Support for multiple output formats
• I2C interface for easy configuration
• Spread spectrum modulation for EMI reduction

Advantages and Disadvantages

Advantages: - High-performance clock generation - Programmable features for customization - Multiple output formats for compatibility - Low jitter and phase noise for improved signal integrity

Disadvantages: - Requires external programming for configuration - Limited frequency range compared to some alternatives

Applicable Range of Products

• Telecommunications equipment
• Networking devices
• Data centers
• Industrial automation systems
• Consumer electronics

Working Principles

The SI5338B-B05081-GMR is a clock generator and multiplier IC that generates high-quality clock signals for various applications. It utilizes an internal PLL (Phase-Locked Loop) to multiply the input clock frequency and generate multiple output clocks with programmable features. The device can be configured through the I2C interface, allowing users to customize the output frequency, format, and other parameters.

Detailed Application Field Plans

1. Telecommunications Equipment: Provides stable clock signals for network switches, routers, and communication modules.
2. Networking Devices: Enables precise timing synchronization in Ethernet switches, wireless access points, and network interface cards.
3. Data Centers: Supports accurate clocking in servers, storage systems, and data transmission equipment.
4. Industrial Automation Systems: Ensures reliable timing in PLCs (Programmable Logic Controllers), motion controllers, and industrial control panels.
5. Consumer Electronics: Facilitates clock generation in set-top boxes, gaming consoles, and audio/video equipment.

Detailed Alternative Models

• SI5338A-B05081-GMR: Similar functionality with minor differences in specifications.
• SI5339B-B05081-GMR: Higher frequency range and additional features.

5 Common Technical Questions and Answers

1. Q: Can the output frequency be adjusted dynamically? A: Yes, the SI5338B-B05081-GMR supports dynamic frequency adjustment through the I2C interface.

2. Q: What is the typical phase noise performance of this IC? A: The phase noise performance varies depending on the output frequency and configuration. Please refer to the datasheet for detailed specifications.

3. Q: Is spread spectrum modulation supported? A: Yes, the SI5338B-B05081-GMR supports spread spectrum modulation for reducing electromagnetic interference (EMI).

4. Q: Can this IC generate multiple clock frequencies simultaneously? A: Yes, the SI5338B-B05081-GMR can generate multiple output clocks with different frequencies and formats.

5. Q: What is the power supply voltage range for this IC? A: The SI5338B-B05081-GMR operates with a supply voltage range of 2.5 V to 3.3 V.

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