SI5345B-B-GMR

Product Overview

Category

SI5345B-B-GMR belongs to the category of clock generators.

Use

It is primarily used for generating clock signals in electronic systems.

Characteristics

• High precision and accuracy
• Wide frequency range
• Low jitter
• Programmable output frequencies
• Flexible input/output options

Package

SI5345B-B-GMR comes in a small form factor package, typically a QFN (Quad Flat No-leads) package.

Essence

The essence of SI5345B-B-GMR lies in its ability to generate precise clock signals required for synchronization and timing in various electronic devices.

Packaging/Quantity

The product is usually packaged in reels or trays, with a specific quantity per package depending on the manufacturer's specifications.

Specifications

• Input Frequency Range: 1 Hz - 710 MHz
• Output Frequency Range: 1 Hz - 945 MHz
• Number of Outputs: 4
• Supply Voltage: 3.3 V
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration of SI5345B-B-GMR is as follows:

1. VDDO - Power supply voltage for outputs
2. GND - Ground
3. XAXB - Differential input pair
4. XAXN - Differential input pair
5. XBXB - Differential input pair
6. XBXP - Differential input pair
7. XBXN - Differential input pair
8. XAXB - Differential input pair
9. CLKOUT0 - Clock output 0
10. CLKOUT1 - Clock output 1
11. CLKOUT2 - Clock output 2
12. CLKOUT3 - Clock output 3
13. SDA - I2C serial data input
14. SCL - I2C serial clock input
15. VDD - Power supply voltage for internal circuitry
16. GND - Ground

Functional Features

• Frequency synthesis and multiplication
• Phase-locked loop (PLL) based clock generation
• Programmable output dividers
• Spread spectrum modulation support
• I2C interface for configuration and control

Advantages and Disadvantages

Advantages

• High precision and accuracy in generating clock signals
• Wide frequency range allows compatibility with various systems
• Low jitter ensures stable and reliable timing
• Flexible input/output options provide versatility in system integration

Disadvantages

• Requires careful configuration and setup for optimal performance
• Relatively complex to use compared to simpler clock sources
• Limited number of outputs may not be sufficient for certain applications

Working Principles

SI5345B-B-GMR utilizes a PLL-based architecture to generate clock signals. It takes an input reference frequency and uses a phase-locked loop to multiply and divide the frequency to achieve the desired output frequencies. The device also incorporates programmable dividers and spread spectrum modulation for further customization.

Detailed Application Field Plans

SI5345B-B-GMR finds application in various electronic systems that require precise clock synchronization and timing. Some specific application fields include:

1. Telecommunications: Used in network switches, routers, and communication equipment.
2. Data Centers: Provides clock signals for servers, storage systems, and networking devices.
3. Industrial Automation: Enables precise timing in PLCs (Programmable Logic Controllers) and industrial control systems.
4. Test and Measurement: Used in high-precision test equipment and data acquisition systems.
5. Broadcast and Audio/Video Equipment: Provides synchronized clocks for video processing, broadcasting, and audio equipment.

Detailed and Complete Alternative Models

1. SI5341A-A-GM: Similar clock generator with fewer outputs but lower cost.
2. SI5347C-C-GM: Clock generator with additional features like integrated voltage-controlled crystal oscillator (VCXO).
3. SI5338B-B-GMR: Clock generator with a different pin configuration but similar functionality.

(Note: This is not an exhaustive list and there may be other alternative models available in the market.)

Word count: 550 words