Crystal Units
NX3225SA
For OA / AV / Short-range Wireless
■ Features
A small surface-mount type crystal unit, especially suited for small-sizing
requirements.
●Compact and thin. (3.2 × 2.5 × 0.55 mm typ.)
●Excellent environmental characteristics, including heat and shock resistance.
●Excellent electrical performance, ideal for OA (office automation), AV (audiovisual),
Bluetooth and Wireless LAN applications.
●Lead-free. Meets the requirements for re-flow profiling using lead-free solder.
■ Specifications
Model
Item
Nominal frequency
NX3225SA
12 to 60 MHz
40 to 150 MHz
Fundamental
3rd overtone
Overtone order
Frequency tolerance (25 ±3 °C)
±20 × 10−6
±15 × 10−6
Frequency versus temperature characteristics (with reference to +25 °C)
±25 × 10
−6
Operating temperature range
−40 to +85 °C
Storage temperature range
−40 to +85 °C
Equivalent series resistance
Refer to *1
Level of drive
10 μW (Max. 200 μW)
Load capacitance
8 pF
Series resonance
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
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 NX3225SA-12.000M-STD-CSR-6
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
mm
Terminal land connections
(TOP VIEW)
*1 Equivalent Series Resistance
#3
2.5±0.1
#4
Overtone
Order
Fundamental
#1
#2
0.55±0.05
100
13 to 20
80
3rd overtone
50
40 to 100
140
100 to 150
100
Land pattern (Typical)
#4 1.0
1.2
0.9
1.6
1.6
#2
Equivalent
Series
Resistance
max. [Ω]
20 to 60
*#2 and #4 are connected with a cover.
(Please connect with a GND.)
#1
Nominal
frequency
(MHz)
12 to 13
3.2±0.1
2.2
#3
1.4
2.2
cu29_111111_NX3225SA_e
