Crystal Units
NX3225GD
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Features
A small surface-mount type crystal unit, ideal for an engine control CPU clock;
delivering the high reliability that is particularly demanded by automotive.
Compatible with low frequency range starting from 7.98 MHz.
●Compact and thin. (3.2x2.5mm typ., t1.0mm max.)
●High resistance to solder cracking.
●Stable start-up characteristics even under extremely severe environmental conditions.
●Excellent environment-resistant performance, including heat, vibration and shock
resistance.
●Meets the requirements for re-flow profiling using lead-free solder.
●Conforms to AEC-Q200.
For Automotive
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Specifications
Item
Nominal frequency
Overtone order
Frequency tolerance (25 ±3 °C)
Frequency versus temperature characteristics (with reference to +25 °C)
Operating temperature range
Storage temperature range
Equivalent series resistance
Level of drive
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.
Model
NX3225GD
7.98 to 12 MHz
Fundamental
±50 × 10
−6
±150 × 10
−6
−40 to +150 °C
−40 to +150 °C
Refer to *1
10 μW (Max. 200 μW)
8 pF
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How to Specify an Order
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 NX3225GD-8.000M-STD-CRA-3
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/).
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Dimensions
3.2±0.1
Terminal land connections
(TOP VIEW)
mm
*1 Equivalent Series Resistance
Nominal frequency
(MHz)
7.98 to 9.8
9.8 to 12
Equivalent Series
Resistance max. [Ω]
500
300
1.00 max
2.5±0.1
0.18
0.5±0.1
0.3±0.1
C 0.20
(Index)
Land pattern (Typical)
1.2±0.1
2.3±0.1
2.5±0.1
2.7
1.5
1.9
0.6
1.3
R 0.10
cu24_120306_NX3225GB_e
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