Crystal Units
NX1255GB
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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 car electronics.
(NX1255GB : 12.0 × 5.5 × 2.5mm typ.)
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Stable start-up characteristic even under extremely severe environmental conditions.
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Excellent environmental characteristics, including heat, vibration and shock resistance.
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Compatible with low frequencies starting from 3.5MHz.
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Lead-free. Meets the requirements for re-flow profiling using lead-free solder.
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Conforms to AEC-Q200.
For Car Electronics
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Specifications
Item
Frequency Range
Overtone Order
Frequency Tolerance (25 ±3℃)
Temperature Characteristics (with reference to +25°C)
Operating Temperature Range
Equivalent Series Resistance
Drive Level
Load Capacitance
Model
NX1255GB
3.5 to 25MHz
Fundamental
±50 × 10
−6
±150 × 10
−6
−40 to +125℃
Refer to *1
50μW(Max:500μW)
12pF
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.
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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 NX1255GB-16.000M-STD-CSS-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
mm
11.8±0.15
5.5 ±0.15
*1 Equivalent Series Resistance
Frequency (MHz)
(Range)
3.5 to 4
4 to 8
8 to 12
12 to 25
#1
#2
Equivalent Series
Resistance max.[Ω]
200
180
120
80
Internal connections(TOP VIEW)
#4
#3
2.5±0.15
5.08
2.0
1.5
#1
#2
Reference land pattern
2.2
4.4
2.4
#4
#3
5.08
cu38_071108_NX1255GB_e1
NDK [ NIHON DEMPA KOGYO ]
