Frequency (MHz)
(Range)
Equivalent Series
Resistance max.[Ω]
3.5 to 4
4 to 8
8 to 12
12 to 26.5
150
120
80
50
A surface-mount type crystal unit, ideal for OA (office automation) and AV
(audiovisual) applications; compatible with low frequencies.
(NX1255GB : 12.0 × 5.5 × 2.5mm typ.)
Excellent electrical performance, ideal for OA and AV applications.
Excellent environmental characteristics, including heat and shock resistance.
An enriched assortment of frequencies from a low frequency of 3.5MHz.
Lead-free. Meets the requirements for re-flow profiling using lead-free solder.
NX1255GC is a low-height type (1.8mm high), and ideal for PDA applications.
l
l
l
l
l
Example NX1255GB-3.579545M-STD-CSA-1
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
Item
Model
3.5 to 26.5MHz
Fundamental
±50 × 10
−6
±50 × 10
−6
−10 to +70℃
Refer to *1
50μW(Max:500μW)
12pF
NX1255GB/NX1255GC
NX1255GB / NX1255GC
For OA / AV
cu37_071108_NX1255GB_e1
mm
5.08
2.0
5.08
2.4
2.2
4.4
#4 #3
#4 #3
#1 #2
#1 #2
5.5±0.15
H
1.5
11.8±0.15
NX1255GB : H=2.5±0.15
NX1255GC : H=1.8
+0.2
-0.1
Crystal Units
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.
When ordering our products, specify them with an “Ordering Code” that consists of the following :
--M
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/).
*1 Equivalent Series Resistance
Model name Frequency (Max : 9 digits) Number for specifying an order
n
Features
n
Specifications
n
How to Specify an Order
n
Dimensions
Reference land pattern
Internal connections(TOP VIEW)
