SI5338A-B05245-GMR

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Clock Generator and Multiplier
• Characteristics:
  • High-frequency performance
  • Low jitter
  • Programmable output frequencies
• Package: QFN-32
• Essence: Clock generation and multiplication
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications and Parameters

• Input Voltage Range: 2.375V to 3.63V
• Output Frequency Range: 1kHz to 945MHz
• Output Format: LVPECL, LVDS, HCSL, or CMOS
• Operating Temperature Range: -40°C to +85°C
• Supply Current: 100mA (typical)

Detailed Pin Configuration

The SI5338A-B05245-GMR has a total of 32 pins. The pin configuration is as follows:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VDDO | Output Power Supply Voltage | | 2 | GND | Ground | | 3 | XAXB | Differential Clock Input | | 4 | XAXA | Differential Clock Input | | 5 | XBXB | Differential Clock Input | | 6 | XBXC | Differential Clock Input | | 7 | XBXA | Differential Clock Input | | 8 | XAXC | Differential Clock Input | | 9 | VDDI | Input Power Supply Voltage | | 10 | GND | Ground | | ... | ... | ... |

Functional Characteristics

• Clock Generation: The SI5338A-B05245-GMR can generate multiple clock signals with programmable frequencies.
• Clock Multiplication: It can multiply the input clock frequency to achieve higher output frequencies.
• Low Jitter: The IC provides low jitter clock signals, ensuring accurate timing in various applications.

Advantages and Disadvantages

Advantages: - High-frequency performance - Programmable output frequencies - Low jitter

Disadvantages: - Limited operating temperature range (-40°C to +85°C) - Requires external power supply

Applicable Range of Products

The SI5338A-B05245-GMR is suitable for applications that require precise clock generation and multiplication. It is commonly used in telecommunications, networking, and high-speed data transfer systems.

Working Principles

The SI5338A-B05245-GMR utilizes a phase-locked loop (PLL) to generate and multiply clock signals. The PLL locks onto an input reference clock and generates multiple output clocks with programmable frequencies.

Detailed Application Field Plans

1. Telecommunications: The IC can be used in communication systems to provide accurate clock signals for data transmission.
2. Networking: It is suitable for network switches and routers to synchronize data transfer between devices.
3. Data Storage: The SI5338A-B05245-GMR can be utilized in storage systems to ensure precise timing for data read and write operations.
4. Test and Measurement: It is commonly used in test equipment to generate stable and synchronized clock signals for accurate measurements.
5. Industrial Automation: The IC finds application in industrial automation systems where precise timing is crucial for synchronized operation.

Detailed Alternative Models

1. SI5338A-B05123-GMR: Similar to SI5338A-B05245-GMR but with different pin configuration.
2. SI5338B-B05245-GMR: A variant with additional features such as spread spectrum modulation.
3. SI5339A-B05245-GMR: An upgraded version with improved performance and extended frequency range.

5 Common Technical Questions and Answers

1. Q: What is the maximum output frequency of SI5338A-B05245-GMR? A: The maximum output frequency is 945MHz.

2. Q: Can I use a single-ended clock input with this IC? A: No, the SI5338A-B05245-GMR requires differential clock inputs.

3. Q: What is the typical supply current of this IC? A: The typical supply current is 100mA.

4. Q: Can I program the output frequencies in real-time? A: Yes, the SI5338A-B05245-GMR supports real-time programming of output frequencies.

5. Q: Is the IC compatible with both 3.3V and 2.5V power supplies? A: Yes, the SI5338A-B05245-GMR can operate with input voltages ranging from 2.375V to 3.63V.

This encyclopedia entry provides an overview of the SI5338A-B05245-GMR, including its basic information, specifications, pin configuration, functional characteristics, advantages,