FC-12D (kHz Range Crystal Units)

FC-12D

  • Frequency range
    32.768 kHz
  • External dimensions
    2.05× 1.25 × 0.35 mm
  • Overtone order
    Fundamental
  • Applications
    Smart card

Specifications

Item Symbol Specifications Condition/Remarks
Nominal frequency range f_nom 32.768kHz .
Storage temperature T_stg -55 °C to +125 °C Store as bare product
Operating temperature T_use -40 °C to +85 °C
Level of drive DL 0.25µW Max.
Frequency tolerance (standard) f_tol ±20×10-6 +25 °C,DL=0.1 µW Please ask for tighter tolerance
Turnover temperature Ti +25 °C±5 °C
Parabolic coefficient B -0.04 × 10-8/ °C2 Max
Load capacitance CL 7pF,9pF,12.5pF Please specify
Motional resistance
(ESR)
R1 75 kΩ Max.
Motional capacitance C1 3.7 fF Typ.
Shunt capacitance C0 0.8 pF Typ.
Frequency aging f_age ±3 ×10-6 / year Max +25 °C, First year

Product name (Standard form)

name

External dimensions

dimention

(Unit: mm)

Footprint (Recommended)

dimention

(Unit: mm)

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