Crystal Units
For OA / AV/ Short-range Wireless
NX2520SA
Features
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A small and thin surface-mount type crystal unit, especially suited for small-sizing
requirements.
Compatible with low frequencies starting from 16MHz.
Ultra compact and thin. (2.5ꢁ2.0ꢁ0.50mm typ.)
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Excellent environmental characteristics, including heat and shock resistance.
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Excellent electrical performance, ideal for OA (office automation), AV
(audiovisual), Bluetooth and Wireless LAN applications.
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Lead-free. Meets the requirements for re-flow profiling using lead-free solder.
Pb
Free
Specifications
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Model
NX2520SA
Item
Frequency Range
16 to 80MHz
Fundamental
Overtone Order
−6
Frequency Tolerance (25 3ꢀ)
15 ꢁ 10
−6
Temperature Characteristics (with reference to +25°C)
Operating Temperature Range
Equivalent Series Resistance
Drive Level
15 ꢁ 10
−10 to +75ꢀ
Refer to *1
10μW(Max:200μW)
8pF
Load Capacitance
The above specifications are standard for this NDK product.
Custom-made specifications such as load capacitance and temperature characteristics are also available.
Please contact NDK sales with your enquiries.
How to Specify an Order
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When ordering our products, specify them with an “Ordering Code” that consists of the following :
Model name - Frequency (Max : 9 digits) M - Number for specifying an order
Example NX2520SA-16.000M-STD-CSW-4
If you have any queries concerning our standard frequencies and numbers for specifying orders, please contact our sales representatives or visit our homepage
(http://www.ndk.com/).
Dimensions
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*1 Equivalent Series Resistance
Frequency (MHz)
Equivalent Series
mm
(Range)
Resistance max.[Ω]
2.5 0.1
16 to 20
20 to 30
30 to 80
80
70
50
Internal connections(TOP VIEW)
#4
#3
#2
#1
*#2 and #4 are connected with a cover.
Reference land pattern
#1
#4
#2
#3
0.8
1.2
1.7
1.7
cu19_071108_NX2520SA_e1
