Quartz Crystals
Series
Remark : Specifi cation subject to change without prior notice. Please confi rm with our sales.
Units: mm
Features
．
4 pads SMD glass sealed Crystal.
．
Applications for NB, DSC, USB, Variety of compact portable consumer products
reference clocks.
．
High reliable environmental performance.
．
Contains Pb in sealing glass exempted by RoHS directive.
Equivalent Series Resistance(ESR)
Fundamental
12 ~ 13 MHz
13 ~ 16 MHz
16 ~ 20 MHz
20 ~ 27 MHz
27 ~ 64 MHz
200
Ω
Max.
150
Ω
Max.
100
Ω
Max.
80
Ω
Max.
60
Ω
Max.
SMD Glass
Sealing Crystals
2.5
x
2.0
x
0.75 mm 7S Series
Electrical Specifi cations
Dimensions
Item / Type 7S
Frequency Range
Frequency Tolerance (at 25
℃
)
Frequency Stability Over Operating Temperature Range
Operating Temperature Range
Shunt Capacitance (C0)
Drive Level
Load Capacitance
Aging (at 25
℃
)
Storage Temperature Range
12 ~ 64 MHz
±
10 ppm,
±
20 ppm, or specify
±
10 ppm,
±
20 ppm, or specify
-10 ~ + 70
℃
, or specify
3 pF Max.
1 ~ 50
μ
W ( 10
μ
W typical)
8 pF, 10 pF, or specify
±
3 ppm / year Max.
- 40 ~ + 85
℃
T240
McTQ
www.q-crystal.com
Tel: (+86)-755-8835-2810 sjk@q-crystal.com