Crystal Units
NX3225SA
■ Features
A small surface-mount type crystal unit, ideal for automotive applications.
●With a well established reputation for reliability, this product is best suited for
automotive equipment.
●Stable start-up characteristic even under extremely severe environmental conditions.
●Excellent environmental characteristics, including heat, vibration and shock
resistance.
●Lead-free. Meets the requirements for re-flow profiling using lead-free solder.
●Conforms to AEC-Q200.
■ Specifications
For Automotive
Item
Model
NX3225SA
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.
■ How to Specify an Order
When ordering our products, specify them with an “Ordering Code” that consists of the following :
12 to 50 MHz
Fundamental
±15 × 10 ?6
±50 × 10 ?6
?40 to +125 °C
?40 to +125 °C
Refer to *1
10 μW (Max. 200 μW)
8 pF
Model name - Frequency (Max : 9 digits) M - Number for specifying an order
Example NX3225SA-20.000M-STD-CRS-2
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
3.2±0.1
Terminal land connections
(TOP VIEW)
#4 #3
#1
#2
mm
*1 Equivalent Series Resistance
Nominal frequency Equivalent Series
(MHz) Resistance max. [Ω]
12 to 20 120
20 to 50
100
*#2 and #4 are connected with a cover.
(Please connect with a GND.)
#1
#2
Land pattern (Typical)
#4 1.0
2.2
#3
2.2
1.4
- 19 -
111111_NX3225SA_e
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