SI5355A-B00025-GMR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Clock Generator and Jitter Attenuator
• Characteristics:
  • High-frequency accuracy
  • Low phase noise
  • Programmable output frequencies
  • Flexible clock synthesis
• Package: QFN (Quad Flat No-leads)
• Essence: Provides accurate clock signals for various applications
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Frequency Range: 8 kHz to 160 MHz
• Output Channels: 3
• Supply Voltage: 2.5 V to 3.63 V
• Operating Temperature Range: -40°C to +85°C
• Phase Noise Performance: -150 dBc/Hz at 100 kHz offset
• Output Types: LVCMOS, LVDS, CMOS, or LVPECL

Detailed Pin Configuration

The SI5355A-B00025-GMR has a total of 20 pins. The pin configuration is as follows:

1. XIN - Crystal input
2. XOUT - Crystal output
3. GND - Ground
4. VDD - Power supply voltage
5. SDA - I2C serial data input
6. SCL - I2C serial clock input
7. CLK0 - Output clock channel 0
8. CLK1 - Output clock channel 1
9. CLK2 - Output clock channel 2
10. GND - Ground
11. VDD - Power supply voltage
12. NC - No connection
13. NC - No connection
14. NC - No connection
15. NC - No connection
16. NC - No connection
17. NC - No connection
18. NC - No connection
19. NC - No connection
20. GND - Ground

Functional Features

• Highly programmable clock generator
• Supports multiple output frequencies and types
• Integrated jitter attenuator for improved signal quality
• I2C interface for easy configuration
• Low power consumption
• Small form factor for space-constrained applications

Advantages and Disadvantages

Advantages

• Wide frequency range coverage
• High accuracy and stability
• Low phase noise performance
• Flexible output options
• Easy to integrate and configure

Disadvantages

• Limited number of output channels (3)
• Requires external crystal for clock input
• Relatively higher cost compared to simpler clock generators

Working Principles

The SI5355A-B00025-GMR utilizes a combination of PLL (Phase-Locked Loop) and VCO (Voltage-Controlled Oscillator) techniques to generate accurate clock signals. The device takes an external crystal input and uses it as a reference to synthesize multiple output frequencies. The integrated jitter attenuator helps reduce unwanted noise and distortion in the generated clock signals, resulting in improved signal quality.

Detailed Application Field Plans

The SI5355A-B00025-GMR is widely used in various applications that require precise clock signals. Some of the common application fields include:

1. Communication Systems: Used in wireless communication systems, base stations, and network equipment to synchronize data transmission and reception.
2. Test and Measurement Instruments: Employed in oscilloscopes, spectrum analyzers, and signal generators to ensure accurate timing and synchronization.
3. Audio/Video Equipment: Integrated into audio/video processors, digital-to-analog converters, and multimedia devices to maintain synchronization between different components.
4. Industrial Automation: Utilized in PLCs (Programmable Logic Controllers), robotics, and control systems to synchronize operations and enable precise timing.
5. Medical Devices: Incorporated into medical imaging equipment, patient monitoring systems, and diagnostic instruments to ensure accurate timing for critical operations.

Detailed and Complete Alternative Models

1. SI5351A-B-GM: Similar clock generator IC with a lower frequency range (8 kHz to 150 MHz) and two output channels.
2. Si5341A-B-GM: Clock generator and jitter attenuator IC with a wider frequency range (100 Hz to 200 MHz) and four output channels.
3. Si5338A-B-GM: Programmable clock generator IC with a frequency range of 1 kHz to 350 MHz and eight output channels.

These alternative models offer different specifications and features, allowing users to choose the most suitable option based on their specific requirements.

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