SI5355A-B01339-GMR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Clock Generator and Jitter Attenuator
• Characteristics: High-frequency precision, low jitter, programmable output frequencies
• Package: 20-QFN (Quad Flat No-Lead) package
• 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 independent channels
• Output Types: Square wave, LVCMOS, or LVDS
• Supply Voltage: 2.5 V to 3.63 V
• Operating Temperature Range: -40°C to +85°C
• Phase Noise: -150 dBc/Hz at 100 kHz offset
• Control Interface: I2C or SPI

Detailed Pin Configuration

The SI5355A-B01339-GMR has a 20-pin QFN package with the following pin configuration:

1. VDDA: Analog power supply
2. VDDD: Digital power supply
3. GND: Ground
4. XTALN: Crystal oscillator input negative terminal
5. XTALP: Crystal oscillator input positive terminal
6. CLKIN: External clock input
7. SDA: I2C data line
8. SCL: I2C clock line
9. NC: Not connected
10. OUT0: Output channel 0
11. OUT1: Output channel 1
12. OUT2: Output channel 2
13. GND: Ground
14. VDDO: Output power supply
15. GND: Ground
16. GND: Ground
17. GND: Ground
18. GND: Ground
19. GND: Ground
20. GND: Ground

Functional Features

• Programmable output frequencies with fine resolution
• Low jitter and phase noise for high-performance applications
• Flexible control interface (I2C or SPI)
• Independent control of each output channel
• Output types can be configured as square wave, LVCMOS, or LVDS
• Integrated crystal oscillator for accurate frequency generation
• Power-down mode for reduced power consumption

Advantages and Disadvantages

Advantages

• High-frequency precision
• Low jitter and phase noise
• Flexible programming options
• Multiple output channels
• Compact package size
• Integrated crystal oscillator

Disadvantages

• Limited frequency range (8 kHz to 160 MHz)
• Requires external crystal oscillator for precise frequency generation

Working Principles

The SI5355A-B01339-GMR is a clock generator and jitter attenuator IC that generates accurate clock signals for various applications. It utilizes a programmable PLL (Phase-Locked Loop) architecture to generate output frequencies with high precision. The device can be controlled through an I2C or SPI interface, allowing users to program the desired output frequencies and other parameters.

The IC incorporates an integrated crystal oscillator, which provides a stable reference frequency for generating accurate clock signals. The PLL circuitry within the IC locks onto this reference frequency and generates output signals with low jitter and phase noise. The output channels can be independently programmed to generate square wave, LVCMOS, or LVDS signals, depending on the application requirements.

Detailed Application Field Plans

The SI5355A-B01339-GMR is widely used in various applications that require precise clock signals. Some of the common application fields include:

1. Telecommunications: Used in base stations, routers, and network switches for synchronization and timing purposes.
2. Test and Measurement Equipment: Provides accurate clock signals for oscilloscopes, signal generators, and other test instruments.
3. Audio/Video Equipment: Used in digital audio workstations, video processors, and multimedia devices to ensure synchronized operation.
4. Industrial Automation: Provides precise timing signals for PLCs (Programmable Logic Controllers), motor control systems, and robotics.
5. Data Communication: Used in high-speed data transmission systems, such as Ethernet switches and routers, to maintain synchronization.

Detailed and Complete Alternative Models

1. SI5351A-B-GM: Similar clock generator IC with a lower frequency range (8 kHz to 150 MHz).
2. Si5341A-B-GM: Clock generator and jitter attenuator IC with a wider frequency range (10 kHz to 2.2 GHz).
3. Si5338A-B-GM: Clock generator IC with multiple output channels and a frequency range of 8 kHz to 200 MHz.

These alternative models offer similar functionality but may have different specifications and pin configurations. Users should select the appropriate model based on their specific requirements.

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