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NC Series Thru-Hole Tuning Fork

Fox Electronics and Digi-Key Offer NC26LF and NC38LF Tuning Fork

Fox Electronics expands its Tuning Fork Crystal selection with Digi-Key. The NC27LF and NC38LF are initially offered in two different through-hole package sizes NC26 (2.0 X 6.0mm) and NC38 (3.0X 8.3mm).

The key features of this series are miniature packages, cold weld design, long term stability, and tight tolerance.		 Fox Electronics NC Series
Standard Specifications
Parameters Max
Frequency 32.768 kHz
Frequency Tolerance @ 25°C ±20 PPM
Frequency Stability Temperature Coefficient -0.04 PPM / (Δ°C)2
Temperature Range
  Turnover
  Operating
  Storage 		 
+20°C ~ +30°C
-20°C ~ +60°C
-30°C ~ +70°C
Equivalent Series Resistance
  NC26LF
  NC38LF		  
50 kΩ
35 kΩ
Load Capacitance 12.5 pF
Insulation Resistance @ 100VDC 500 MΩ Min.
Drive Level 1.0 µW
Aging Per Year ±3 PPM
Fox Electronics NC Series DiagramRoHS Compliant

Ordering Information
Digi-Key Part Number Mfg. Part Number Frequency Packaging Operating Mode
631-1205-ND NC26LF-327 32.768 kHz Bulk Fundamental Datasheet
631-1204-ND NC38LF-327