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Product attributes Property Value
Manufacturer Skyworks Solutions Inc.
Product Series
Packaging Tray |
Type -
PLL Yes
Input LVCMOS, LVDS, LVPECL, Crystal
Output CML, HCSL, LVCMOS, LVDS, LVPECL
Number of Circuits 1
Ratio - Input:Output 5:4
Differential - Input:Output Yes/Yes
Frequency - Max 350MHz
Divider/Multiplier Yes/No
Voltage - Supply 1.71V ~ 3.47V
Operating Temperature -40°C ~ 85°C
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 64-VFQFN Exposed Pad
Supplier Device Package 64-QFN (9x9)
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The SI5347D-D-GM from Skyworks Solutions is a versatile clock generator featuring an integrated PLL for precise frequency synthesis. With support for multiple input types including LVCMOS, LVDS, LVPECL, and crystal, and outputs in CML, HCSL, LVCMOS, LVDS, and LVPECL, it offers maximum design flexibility. Operating at frequencies up to 350MHz with a single circuit, this device is ideal for telecom, networking, and industrial applications requiring low-jitter clock generation.

  • Flexible I/O: Supports 4 input and 5 output types, enabling use in diverse system architectures without additional level shifters.
  • High Precision: Integrated PLL ensures low jitter and accurate frequency synthesis for demanding applications.
  • Wide Temperature Range: -40°C to 85°C operation suits industrial and outdoor equipment.
  • Compact Package: 64-VFQFN package saves PCB space while providing thermal performance.

Telecom Clock Distribution

The SI5347D-D-GM generates multiple low-jitter clocks from a single reference, ideal for telecom line cards requiring synchronized timing across multiple channels.

Networking Timing

With support for LVDS, LVPECL, and HCSL outputs, this clock generator provides precise timing for Ethernet switches and routers, ensuring reliable data transmission.

Processor Clock Generation

Generate core and I/O clocks for high-speed processors using LVCMOS or LVDS outputs, reducing board space and component count.

Broadcast Video Synchronization

Use the crystal input to generate synchronized clocks for video processing equipment, maintaining frame-accurate timing across multiple devices.

Industrial Automation Timing

Operates over -40°C to 85°C, making it suitable for industrial controllers requiring stable clock signals in harsh environments.

Test and Measurement Equipment

Provides flexible output formats (CML, HCSL, LVDS) for benchtop instruments needing multiple reference clocks with low phase noise.

Q: What type of device is the SI5347D-D-GM?
A: It is a Clock Generator with PLL support, designed for high-performance timing applications.
Q: Does the SI5347D-D-GM support PLL?
A: Yes, it includes a Phase-Locked Loop (PLL) for frequency synthesis and jitter cleaning.
Q: What input and output types are supported?
A: Inputs: LVCMOS, LVDS, LVPECL, Crystal. Outputs: CML, HCSL, LVCMOS, LVDS, LVPECL.
Q: How many circuits does it have?
A: It has 1 circuit.
Q: What is the maximum frequency?
A: The maximum output frequency is 350MHz.
Q: What is the supply voltage and package?
A: Operating temperature is -40°C to 85°C. Package is 64-VFQFN Exposed Pad.
Base Product Number : SI5347D
1 circuits 350MHz 64-VFQFN Clock Generator Frequency Synthesizer PLL SI5347D Skyworks
Q: What type of device is the SI5347D-D-GM?
A: It is a Clock Generator with PLL support, designed for high-performance timing applications.
Q: Does the SI5347D-D-GM support PLL?
A: Yes, it includes a Phase-Locked Loop (PLL) for frequency synthesis and jitter cleaning.
Q: What input and output types are supported?
A: Inputs: LVCMOS, LVDS, LVPECL, Crystal. Outputs: CML, HCSL, LVCMOS, LVDS, LVPECL.
Q: How many circuits does it have?
A: It has 1 circuit.
Q: What is the maximum frequency?
A: The maximum output frequency is 350MHz.
Q: What is the supply voltage and package?
A: Operating temperature is -40°C to 85°C. Package is 64-VFQFN Exposed Pad.