SI5355A-B04248-GMR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Clock Generator and Jitter Attenuator
• Characteristics: High-frequency precision, low jitter, programmable output frequencies, multiple outputs
• Package: 48-pin QFN (Quad Flat No-Lead)
• Essence: Provides accurate clock signals for various electronic devices
• Packaging/Quantity: Tape and Reel, 250 units per reel

Specifications

• Frequency Range: 8 kHz to 160 MHz
• Output Channels: 3 differential or 8 single-ended
• Supply Voltage: 2.5V to 3.63V
• Operating Temperature: -40°C to +85°C
• Phase Noise: -140 dBc/Hz at 100 kHz offset
• I2C Interface: Standard mode (100 kHz) and fast mode (400 kHz)

Pin Configuration

The SI5355A-B04248-GMR has a total of 48 pins. Here is the detailed pin configuration:

1. VDDA: Analog power supply
2. VDDD: Digital power supply
3. GND: Ground
4. XTALN: Crystal oscillator input negative terminal
5. XTALP: Crystal oscillator input positive terminal
6. CLK0_P/N: Output channel 0 differential pair
7. CLK1_P/N: Output channel 1 differential pair
8. CLK2_P/N: Output channel 2 differential pair
9. CLK3_P/N: Output channel 3 differential pair
10. CLK4_P/N: Output channel 4 differential pair
11. CLK5_P/N: Output channel 5 differential pair
12. CLK6_P/N: Output channel 6 differential pair
13. CLK7_P/N: Output channel 7 differential pair
14. SDA: I2C data input/output
15. SCL: I2C clock input

(Note: The remaining pins are not listed for brevity.)

Functional Features

• Programmable output frequencies with fine resolution
• Low jitter and phase noise for high-quality clock signals
• Flexible output configurations (single-ended or differential)
• Integrated crystal oscillator for accurate frequency generation
• I2C interface for easy configuration and control

Advantages and Disadvantages

Advantages: - Wide frequency range suitable for various applications - High-frequency precision ensures accurate timing - Multiple output channels provide flexibility - Low jitter and phase noise improve signal quality - Easy configuration through the I2C interface

Disadvantages: - Limited number of output channels compared to some alternatives - Relatively higher power consumption in certain operating conditions

Working Principles

The SI5355A-B04248-GMR utilizes a fractional-N PLL (Phase-Locked Loop) architecture to generate precise clock signals. It incorporates an internal crystal oscillator that serves as a reference frequency source. The PLL synthesizes the desired output frequencies by dividing and multiplying the reference frequency using programmable dividers and feedback loops. The resulting clock signals are then distributed to the output channels.

Detailed Application Field Plans

The SI5355A-B04248-GMR is widely used in various electronic systems that require accurate clock signals. Some application fields include:

1. Communication Systems: Used as a clock generator for wireless communication devices, base stations, and network equipment.
2. Test and Measurement Instruments: Provides precise timing for oscilloscopes, spectrum analyzers, and signal generators.
3. Audio/Video Equipment: Used in audio DACs, video processors, and multimedia devices to ensure synchronization and accurate sampling rates.
4. Industrial Automation: Provides clock signals for PLCs (Programmable Logic Controllers), motor control systems, and industrial sensors.
5. Consumer Electronics: Used in TVs, set-top boxes, gaming consoles, and home theater systems for synchronization and timing purposes.

Detailed and Complete Alternative Models

1. SI5341A-B-GM: Similar clock generator IC with 4 differential output channels and a wider frequency range.
2. SiT8008B: MEMS-based programmable oscillator with low jitter and high stability.
3. MAX038: Function generator IC with programmable waveform generation capabilities.
4. LTC6900: Precision oscillator IC with wide frequency range and low power consumption.

(Note: The list of alternative models can be expanded based on specific requirements and preferences.)

This entry provides an overview of the SI5355A-B04248-GMR clock generator and jitter attenuator. It includes information about its product category, use, characteristics, package, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.