JIANGSU HD-CRYSTAL TECHNOLOGY CO., LTD
SMD7015-2 Crystal Resonator
7L032768NW2
Scope:
1.
1.1 This specification applies to the RoHS
compliance quartz crystal unit with a frequency of 32.768KHz which will be used
in crystal oscillator applications.
2.
Construction:
2.1 Type of Quartz Resonator: SMD7015
3.
Electrical Characteristics
3.1 Mode of Vibration:
+2°X-cut , Fundamental
3.2 Nominal frequency(F):
32.768KHz
3.3 Load Capacitance(CL):
12.5 PF
3.4 Frequency Tolerance at 25℃
±20ppm
3.5 Frequency Temperature Stability:
-0.04* 10-6/℃2 Max
3.6 Series Resistance(Rr):
65 KΩ Max
3.7 Quality Factor(Q):
60K TYP
3.8 Turnover Temperature(To):
25 ℃± 5℃
3.9 Operation Temperature:
- 40℃~ + 85℃
3.10 Preservation Temperature:
- 55℃~ +125℃
3.11 Shunt Capacitance(C0 ):
0.8PF Typical
3.12 Capacitance Ratio(C0/C1):
500 Typical
3.13 Insulation Resistance:
500MΩ at DC 100V±10V
3.14 Drive Level:
1μ W Max
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Reliability Specification
Item
Condition
Free drop from 75cm height on a hard wooden
1.
Drop characteristics
board for 3 times. (Board is thickness more than
30 mm.)
2
Mechanical shock
Device are shocked to half sine wave (1000g)
three mutually perpendicular axes each 3 times
Shake frequency 10~55Hz, cyc1~2 minutes,
3.
Shake characteristics
swing 1.5mm, direction x/y/z, all 30 minutes, test
after 1 hours.
Humidity
4.
5.
6.
characteristics
Low temperature
characteristics
High temperature
characteristics
7.
Temperature cycling
8.
Refluence
examination
+40±2℃ & 90%~95% R.H. 250 hours
Standard
Frequency change:≤±5ppm
Rr as specification
Frequency change:≤±5ppm
Rr as specification
Frequency change:≤±5ppm
Rr as specification
Frequency change:≤±5ppm
Rr as specification
-40±2℃, 250 hours, put in room temperature,
Frequency change:≤±5ppm
test after 1 hours.
Rr as specification
+85±2℃, 250 hours, put in room temperature,
Frequency change:≤±5ppm
test after 1 hours.
Rr as specification
-30±3℃/30±3 min~+85±2℃/30±3min,
Frequency change:≤±5ppm
5 cycles
Rr as specification
Frequency change:≤±5ppm
Rr as specification
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Rev . 1. 1
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Rev . 1. 1
Packing Specification
Qty:3000Pcs
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Rev . 1. 1
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