11
Quartz Crystals
Series
Remark : Specification subject to change without prior notice. Please confirm with our sales. http://www.txccorp.com
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Units: mm
SMD Glass
Sealing Crystals
5.0 x 3.2 x 1.2 mm 7A Series
Features
． 2 pads SMD glass sealed crystal units.
．High reliable environmental performance.
．Tight tolerance and stability parts are available.
．Designed for automatic mounting and reflow soldering.
．Reasonable cost and good delivery performance.
．The best choice of portable PC, PDA, DSC, and USB interface card.
．Contains Pb in sealing glass exempted by RoHS directive.
Electrical Specifications
Equivalent Series Resistance(ESR)
Dimensions
Item / Type
Fundamental
7A
3rd Overtone
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
8 ~ 12 MHz
12 ~ 54 MHz
40 ~ 80 MHz80 Ω Max.
50 Ω Max.
100 Ω Max.
8 ~ 80 MHz
± 30 ppm, or specify
± 30 ppm, or specify
-10 ~ +70 ℃, or specify
5 pF Max.
1 ~ 200 μW (100 μW typical)
Series, 6 pF, 10 pF, 16 pF, 20 pF, or specify
± 3 ppm / year Max.
- 40 ~ + 85 ℃
TXC 14.3
H U 29
