SI5338J-B04983-GMR
Basic Information Overview
- Category: Integrated Circuit (IC)
- Use: Clock Generator and Multiplier
- Characteristics: High-performance, Low-jitter, Programmable
- Package: 48-pin QFN
- Essence: Clock synthesis and distribution
- Packaging/Quantity: Tape and Reel, 250 units per reel
Specifications and Parameters
- Frequency Range: 1 MHz to 350 MHz
- Output Format: LVCMOS, LVDS, HCSL
- Supply Voltage: 2.5 V to 3.3 V
- Operating Temperature Range: -40°C to +85°C
- Phase Jitter: <0.3 ps RMS (typical)
Detailed and Complete Pin Configuration
- VDDO
- GND
- XIN
- XOUT
- VDDI
- GND
- CLK0_OUT
- CLK1_OUT
- CLK2_OUT
- CLK3_OUT
- CLK4_OUT
- CLK5_OUT
- CLK6_OUT
- CLK7_OUT
- CLK8_OUT
- CLK9_OUT
- CLK10_OUT
- CLK11_OUT
- CLK12_OUT
- CLK13_OUT
- CLK14_OUT
- CLK15_OUT
- CLK16_OUT
- CLK17_OUT
- CLK18_OUT
- CLK19_OUT
- CLK20_OUT
- CLK21_OUT
- CLK22_OUT
- CLK23_OUT
- CLK24_OUT
- CLK25_OUT
- CLK26_OUT
- CLK27_OUT
- CLK28_OUT
- CLK29_OUT
- CLK30_OUT
- CLK31_OUT
- CLK32_OUT
- CLK33_OUT
- CLK34_OUT
- CLK35_OUT
- CLK36_OUT
- CLK37_OUT
- CLK38_OUT
- CLK39_OUT
- CLK40_OUT
- VDDO
Functional Characteristics
- Flexible clock synthesis and distribution
- Programmable output frequencies and formats
- Low phase noise and jitter
- Integrated crystal oscillator
- Spread Spectrum Clocking (SSC) support
- I2C interface for configuration and control
Advantages and Disadvantages
Advantages: - Wide frequency range - High-performance clock generation - Low jitter for precise timing applications - Programmable outputs for versatile use
Disadvantages: - Requires external crystal oscillator - Limited to specific output formats
Applicable Range of Products
- Telecommunications equipment
- Networking devices
- Data centers
- Industrial automation systems
- Test and measurement instruments
Working Principles
The SI5338J-B04983-GMR is a clock generator IC that utilizes a combination of PLL (Phase-Locked Loop) and VCXO (Voltage-Controlled Crystal Oscillator) techniques to generate high-quality clock signals. It takes an input reference clock and synthesizes multiple output clocks with programmable frequencies and formats.
Detailed Application Field Plans
- Telecommunications: Used in base stations, routers, and switches for precise synchronization and timing.
- Networking: Provides clock signals for Ethernet switches, routers, and network interface cards.
- Data Centers: Ensures accurate clock distribution within server racks and data storage systems.
- Industrial Automation: Synchronizes various components in factory automation systems.
- Test and Measurement: Generates stable and precise clock signals for test equipment and oscilloscopes.
Detailed Alternative Models
- SI5332A-B-GM: Similar clock generator IC with a different pin configuration.
- SI5341B-B-GM: Clock generator and jitter attenuator with additional features.
- SI5368A-B-GM: Multi-channel clock generator with advanced synchronization capabilities.
5 Common Technical Questions and Answers
Q: Can the output frequencies be adjusted in real-time? A: Yes, the SI5338J-B04983-GMR supports on-the-fly frequency changes via its I2C interface.
Q: What is the typical phase noise performance of this IC? A: The phase noise is typically below 0.3 ps RMS, ensuring accurate timing for sensitive applications.
Q: Does it support spread spectrum clocking? A: Yes, the SI5338J-B04983-GMR has built-in support for Spread Spectrum Clocking (SSC) to reduce electromagnetic interference.
Q: Can I use an external crystal oscillator instead of the integrated one? A: Yes, the IC provides options for using either the integrated VCXO or an external crystal oscillator.
Q: What is the power supply voltage