江苏海德频率科技有限公司
JIANGSU HD-CRYSTAL TECHNOLOGY CO.,LTD
Specifications For Product
TYPE :
Quartz Crystal Resonator
SPEC :
3225/20M/10PF
P/N
:
7B020000I11
VER
:
A/1
R&D APPR.SIGNATURED
ISSUE
CHECK
DEPT.
APPROVAL
Jiangsu HD-Crystal technology CO., Ltd
Add:NO 3,Dongxu Road,Lingang City,Jiangyin,Jiangsu Procince
Specification Revision Record Sheet
Rev.
Revise page
Revise Contents
Date
Ref. No.
Reviser
A/0
N/A
Initial released
2018/3/30
N/A
吴佳斌
A/1
N/A
P/N revision
2020/1/1
N/A
吴佳斌
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com
1
Product Descipion
7B020000I11
1.
Scope:
1.1 This specification applies to the RoHS
compliance quartz crystal unit with a frequency of 20.000MHz which will be used in
crystal oscillator applications.
2.
Construction:
2.1 Type of Quartz Resonator: SMD3225-4pads
3.
Electrical Characteristics
3.1 Nominal Frequency(f):
20.000MHz
3.2 Load Capacitance(CL):
10pF
3.3 Frequency Tolerance(△f/f):
±20ppm
3.4 Frequency Temperature Stability:
±20ppm
3.5 Resonance Resistance(ohm):
30 ohms Max
3.6 Osc mode:
Fundamental mode
3.7 Shunt Capacitance(C0):
2pF Max
3.8 Drive Level(DL):
100μW Max
3.9 Operating Temperature Range(TOPR):
-20 to + 70°C
3.10 Storage Temperature Range(TSTG):
-55 to + 125°C
3.11 Insulation Resistance(IR):
>500M ohms
3.12 Aging(△fA):
±3ppm/Year Max
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2
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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4
Packing Specification
Qty:3000Pcs
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com
5
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