LMK03318RHSR AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

LMK03318RHSR product

LMK03318RHSR

Integrated Circuits (ICs)

fractional-N PLLclock generator8 outputslow jitterWQFN-48I²CEEPROM

LMK03318RHSR is an 8-output, low-jitter PLL clock generator for systems requiring multiple programmable differential or LVCMOS reference clocks.

Best for

  • Multi-output reference-clock distribution
  • Networking and telecom equipment
  • PCI Express and high-speed serial-link clocking

Avoid if

  • A simple fixed-frequency oscillator is sufficient
  • The design cannot support I²C or pin-based startup configuration verification
  • The required VCO/output divider plan cannot fit the device frequency limits

Check before use

  • Verify the VCO remains within 4.8 GHz to 5.4 GHz.
  • Verify output format and receiver coupling or termination.
  • Provide required 10 µF capacitors on CAP_DIG, CAP_LDO, and CAP_PLL.
  • Confirm package thermal-pad grounding and power sequencing.

Key specifications

Outputs
Up to 8 programmable clock outputs
VCO range
4.8 GHz to 5.4 GHz
Reference inputs
1 MHz to 300 MHz; secondary crystal input 10 MHz to 52 MHz
Package
48-pin WQFN, 7.00 mm × 7.00 mm

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
Level-3-260C-168 HR
ECCN
-
HTSUS
-

Application

Network and telecom clockingIndustrial test equipmentPCI Express reference clocks

CAD Models

Download ECAD models for LMK03318RHSR: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
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Where to Buy

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

LMK03318RHSR is a Texas Instruments ultra-low-jitter clock generator with one fractional-N PLL, an integrated 4.8 GHz to 5.4 GHz VCO, EEPROM/ROM configuration support, and up to eight programmable outputs.