Overview
The SI5338A-B-GMR from Skyworks Solutions Inc. is a high-performance, low-jitter clock generator designed to synthesize any frequency on each of its four output drivers. This device utilizes Skyworks' patented MultiSynth™ technology, enabling the generation of four independent clocks with 0 ppm precision. It is highly configurable, supporting various signal formats and supply voltages, making it versatile for a wide range of applications.
Key Specifications
| Parameter | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Ambient Temperature | TA | -40 | 25 | 85 | °C |
| Core Supply Voltage | VDD | 1.71 | 1.8, 2.5, 3.3 | 3.63 | V |
| Output Buffer Supply Voltage | VDDOn | 1.4 | - | 3.63 | V |
| Maximum Output Frequency | - | - | - | 710 | MHz |
| Core Supply Current | IDD | - | 45 | 60 | mA |
| Jitter | - | - | - | 0.7 | ps |
| Package Type | - | - | - | QFN-24 | - |
Key Features
- High-performance, low-jitter clock generator capable of synthesizing any frequency on each of the four output drivers.
- Utilizes Skyworks' patented MultiSynth™ technology for 0 ppm precision.
- Independent frequency increment/decrement feature enables glitchless frequency adjustments in 1 ppm steps.
- Independent phase adjustment on each output driver with an accuracy of <20 ps steps.
- Highly configurable spread spectrum (SSC) on any output: any frequency from 5 to 350 MHz, any spread from 0.5 to 5.0%, and any modulation rate from 33 to 63 kHz.
- External feedback mode allows zero-delay mode.
- Loss of lock and loss of signal alarms.
- I2C/SMBus compatible interface.
- Easy to use programming software.
- Small size: 4 x 4 mm, 24-QFN package.
- Low power: 45 mA core supply typical.
- Wide temperature range: –40 to 85 °C.
- Supports various output signal formats including CML, HCSL, HSTL, LVCMOS, LVDS, LVPECL, and SSTL.
Applications
- Networking equipment: routers, switches, and network interface cards.
- Telecommunications: base stations, optical transport networks, and wireless infrastructure.
- Data centers and cloud computing: servers, storage systems, and data center interconnects.
- Industrial control systems: PLCs, industrial PCs, and automation equipment.
- Aerospace and defense: radar systems, communication systems, and navigation systems.
- Medical devices: imaging equipment, patient monitoring systems, and medical diagnostics.
Q & A
- What is the maximum output frequency of the SI5338A-B-GMR?
The maximum output frequency of the SI5338A-B-GMR is 710 MHz.
- What is the typical core supply current of the SI5338A-B-GMR?
The typical core supply current is 45 mA.
- What are the supported output signal formats of the SI5338A-B-GMR?
The device supports CML, HCSL, HSTL, LVCMOS, LVDS, LVPECL, and SSTL output signal formats.
- What is the operating temperature range of the SI5338A-B-GMR?
The operating temperature range is –40 to 85 °C.
- Does the SI5338A-B-GMR support spread spectrum clocking?
Yes, it supports highly configurable spread spectrum (SSC) on any output.
- What is the package type of the SI5338A-B-GMR?
The package type is QFN-24.
- Is the SI5338A-B-GMR RoHS compliant?
Yes, the SI5338A-B-GMR is RoHS compliant.
- What interface does the SI5338A-B-GMR use for programming?
The device uses an I2C/SMBus compatible interface.
- What are the alarm features of the SI5338A-B-GMR?
The device includes loss of lock and loss of signal alarms.
- Is there a development kit available for the SI5338A-B-GMR?
Yes, a development kit (SI5338-EVB) is available for the SI5338A-B-GMR.
