SI5345C-B-GMR

Product Overview

Category

SI5345C-B-GMR belongs to the category of integrated circuits (ICs).

Use

It is commonly used in electronic devices for clock generation and distribution.

Characteristics

• High-performance clock generator
• Low jitter and phase noise
• Flexible frequency synthesis
• Wide operating range
• Programmable output formats

Package

SI5345C-B-GMR comes in a small form factor package, such as QFN or BGA.

Essence

The essence of SI5345C-B-GMR lies in its ability to generate accurate and stable clock signals for various applications.

Packaging/Quantity

Typically, SI5345C-B-GMR is packaged in reels or trays, with a quantity of 250 or 1000 units per package.

Specifications

• Frequency range: 1 Hz to 2.67 GHz
• Number of outputs: up to 12
• Output formats: LVDS, LVPECL, HCSL, CMOS, etc.
• Supply voltage: 1.8 V to 3.3 V
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration of SI5345C-B-GMR is as follows:

1. VDDA: Analog power supply
2. VDDD: Digital power supply
3. GND: Ground
4. XIN: Crystal oscillator input
5. XOUT: Crystal oscillator output
6. CLKOUT0 to CLKOUT11: Clock outputs
7. SDA: I2C serial data input
8. SCL: I2C serial clock input

Functional Features

• Frequency synthesis: SI5345C-B-GMR can generate precise clock frequencies by combining multiple input references.
• Phase-locked loop (PLL): It utilizes PLL technology to synchronize the output clocks with the input references.
• Programmability: The device offers extensive programmable options for configuring output formats, frequency dividers, and other parameters.
• Jitter reduction: SI5345C-B-GMR incorporates advanced techniques to minimize jitter and phase noise in the generated clock signals.

Advantages and Disadvantages

Advantages

• High accuracy and stability in clock generation
• Wide range of output formats
• Flexible programming options
• Low jitter and phase noise

Disadvantages

• Relatively complex configuration process
• Requires knowledge of clocking systems and programming

Working Principles

SI5345C-B-GMR operates by taking one or more input reference signals and using them as a basis to generate multiple output clock signals. It employs PLL technology to synchronize the output clocks with the input references, ensuring accurate timing across the system.

The device allows users to program various parameters, such as output frequencies, dividers, and formats, to meet specific application requirements. By carefully configuring these settings, precise clock signals can be generated for different electronic devices.

Detailed Application Field Plans

SI5345C-B-GMR finds applications in various fields, including:

1. Telecommunications: Used in network switches, routers, and communication equipment for synchronization purposes.
2. Data centers: Enables precise clocking in servers, storage systems, and high-speed data transmission.
3. Industrial automation: Provides accurate timing for control systems, PLCs, and robotics.
4. Test and measurement: Used in instruments requiring precise timebase signals.
5. Broadcast and audio/video equipment: Ensures synchronized operation of cameras, video processors, and audio devices.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to SI5345C-B-GMR are:

1. SI5341A-B-GM: A lower-cost variant with fewer outputs.
2. SI5347C-B-GMR: Offers additional features like integrated voltage-controlled crystal oscillator (VCXO).
3. SI5338A-B-GM: Suitable for applications requiring lower frequency ranges.

These alternative models can be considered based on specific requirements and budget constraints.

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