SI5338G-B04472-GMR

Basic Information Overview

Category: Integrated Circuit (IC)
Use: Clock Generator and Multiplier
Characteristics: High-frequency precision, low jitter, programmable output frequencies
Package: 44-pin QFN (Quad Flat No-Lead)
Essence: Clock generation and multiplication for electronic devices
Packaging/Quantity: Tape and Reel, 250 units per reel

Specifications and Parameters

Input Voltage Range: 2.375V to 3.63V
Output Frequency Range: 1kHz to 945MHz
Output Format: LVCMOS, LVDS, HCSL, or LVPECL
Programmable Features: Output frequency, phase, and amplitude adjustment
Power Supply: Single 3.3V
Operating Temperature Range: -40°C to +85°C

Detailed and Complete Pin Configuration

VDDO: Output Power Supply
VDD: Core Power Supply
GND: Ground
XAXB: Differential Clock Inputs
XAXT: Crystal Oscillator Input
CLKOUT0: Programmable Output Clock
CLKOUT1: Programmable Output Clock
CLKOUT2: Programmable Output Clock
CLKOUT3: Programmable Output Clock
SDA: I2C Serial Data Input
SCL: I2C Serial Clock Input
OE: Output Enable
VDDO: Output Power Supply
VDD: Core Power Supply
GND: Ground
NC: No Connection
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Functional Characteristics

Clock generation and multiplication with high precision and low jitter
Programmable output frequencies to suit various applications
Output format compatibility with different electronic devices
I2C interface for easy configuration and control
Output enable feature for power management

Advantages and Disadvantages

Advantages: - High-frequency precision ensures accurate timing for electronic devices - Low jitter minimizes signal distortion and improves performance - Programmable output frequencies offer flexibility for different applications - Various output formats cater to diverse device requirements - I2C interface simplifies configuration and control

Disadvantages: - Limited pin configuration options due to package size - Relatively higher cost compared to simpler clock generators

Applicable Range of Products

Electronic devices requiring precise clock generation and multiplication
Communication systems, networking equipment, industrial automation, etc.

Working Principles

The SI5338G-B04472-GMR is a clock generator and multiplier IC that generates multiple output clocks from a single input clock source. It utilizes a crystal oscillator or external clock input to generate a stable reference frequency. The internal PLL (Phase-Locked Loop) circuit then multiplies this reference frequency to produce the desired output frequencies. The programmable features allow users to adjust the output frequencies, phases, and amplitudes according to their specific requirements.

Detailed Application Field Plans

Communication Systems: Provides synchronized clock signals for data transmission and reception.
Networking Equipment: Ensures accurate timing for network switches, routers, and servers.
Industrial Automation: Facilitates precise timing in control systems and PLCs.
Test and Measurement Instruments: Enables accurate timebase generation for signal analysis.
Consumer Electronics: Supports various applications like audio/video synchronization and data processing.

Detailed Alternative Models

SI5338G-B04471-GMR: Similar specifications and pin configuration, but different package size (32-pin QFN).
SI5338G-B04473-GMR: Higher output frequency range and additional features like spread spectrum modulation.

5 Common Technical Questions and Answers

Q: Can I use a crystal oscillator as the input clock source? A: Yes, the SI5338G-B04472-GMR supports crystal oscillator input.