Texas Instruments LMK00306SQE/NOPB — Clock & Timing ICs
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RoHS Compliant · Lead-Free EIA-481 Standard
Texas Instruments / Clock & Timing ICs

Texas Instruments LMK00306SQE/NOPB Fanout Buffer, 3.1 GHz

MPN LMK00306SQE/NOPB
Active Spot Stock · 24-48h Dispatch 100% Original Sealed

Texas Instruments LMK00306SQE/NOPB, Fanout Buffer (Distribution), Multiplexer, Translator, 3.1 GHz max, 3:7 input:output, 3.15V–3.45V supply, -40°C to 85°C, 36-WQFN (6x6).

In Stock: 27 pcs
MOQ: 1 pcs
Logistics: DHL / FedEx DAP (Global Express · 3-7d) Russia & CIS DDP (Door-to-Door Cleared)
Dispatch: Shenzhen / HK
Unit Price (USD)
$15.82 / pc
Direct Purchase Ready
Volume Pricing Breaks Confirmed upon quotation
1+ pcs
$15.82
10+ pcs
$13.76
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$15.82 / ea

27 in stock — maximum per order · 3–4 days lead time

$13.76 / ea from 10 pcs

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[SPEC] Essential Parameters Snapshot Full Specifications (12)
Package / Case 36-WFQFN Exposed Pad
Supply Voltage 3.15V ~ 3.45V

Full Technical Specifications

12 Parameters
LMK00306SQE/NOPB specifications
Parameter / AttributeSpecification / Value
TypeFanout Buffer (Distribution), Multiplexer, Translator
MountingSurface Mount
Supply voltage3.15V ~ 3.45V
Frequency - max3.1 GHz
Operating temperature-40°C ~ 85°C
InputCML, HCSL, HSTL, LVDS, LVPECL, SSTL, Crystal
OutputHCSL, LVCMOS, LVDS, LVPECL
PackageTape & Reel (TR) Cut Tape (CT)
Case36-WFQFN Exposed Pad
Number of circuits1
Ratio - Input:Output3:7
Differential - Input:OutputYes/Yes
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Technical Details & Description

The base product number is LMK00306, and the /NOPB suffix indicates a lead-free (RoHS-compliant) finish — no special handling or exemption paperwork required.

Sourcing this part for a BOM line

If you are filling a prototype run or a production build, send the RFQ with your target quantity and required delivery window.

Frequently asked questions

What is the closest functional equivalent to LMK00306SQE/NOPB?

The CDCLVP1204RGTR is a functional peer — it is a fanout buffer and multiplexer with LVPECL outputs, but its maximum frequency is 2.0 GHz versus the LMK00306's 3.1 GHz, and its input-to-output ratio is 2:4 versus 3:7. The LMK00306 covers a wider set of input standards and offers higher frequency headroom for PCIe Gen4/5 or 100G reference clocks.

What voltage supply does LMK00306SQE/NOPB require?

The supply range is 3.15 V to 3.45 V. A standard 3.3 V rail is within tolerance, but the narrow window means the rail must be well-regulated — check ripple from any switching converter feeding this buffer.

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