FA-128 (MHz Range Crystal Unit Ultra Miniature Size Low Profile SMD)

FA-128FA-128

RoHS Compliant pb free
  • Frequency range
    16MHz to 54MHz
  • External dimensions
    2.0 × 1.6 × 0.5mm
  • Overtone order
    Fundamental
  • Applications
    Mobile phone, Bluetooth, W-LAN
    ISM band radio, Clock for MPU

Specifications

Item Symbol Specifications Condition/
Remarks
For RF Reference For Clock
Nominal frequency range f_nom 16.000MHz to 54.000MHz Fundamental Please contact us for inquiries regarding the available frequencies.
Storage temperature range T_stg -40°C to +125°C Store as bare product.
Operating
temperature range
T_use -40°C to +85°C (+105 °C) Please contact us about +85 °C < T_use
Level of drive DL 100µW Max. 200µW Max. Recommended: 1 to 100µW
Frequency tolerance (standard) f_tol ±10 × 10-6 *1 ±30 × 10-6 +25°C
For the out of standard specifications, please contact us for inquiries.
Frequency versus temperature characteristics (standard) f_tem ±10 × 10-6 *1 ±30 × 10-6 -20°C to +75°C For the out of standard specifications, please contact us for inquiries.
Load
capacitance
CL 6pF to ∞ Please specify.
Motional resistance (ESR) R1 As per below table -20°C to +75°C
Frequency aging f_age ±1 × 10-6 / year Max. ±5 × 10-6 / year Max. +25°C, First year

*1 Please contact us for inquiries regarding available frequency tolerance.

Product name (Standard form)

Product name(Standard form) / Product Number

Motional resistance (ESR)

Frequency Motional resistance
16.0MHz ≤ f_nom < 18.0MHz 200Ω Max.
18.0MHz ≤ f_nom < 20.0MHz 150Ω Max.
20.0MHz ≤ f_nom < 24.0MHz 100Ω Max.
24.0MHz ≤ f_nom < 26.0MHz 80Ω Max.
26.0MHz ≤ f_nom ≤ 54.0MHz 60Ω Max.

External dimensions

dimension

(Unit: mm)

#2 and #4 are connected to the cover (Please connect to ground)

Footprint (Recommended)

footprint

(Unit: mm)

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