TF32 Ver la hoja de datos (PDF) - CTS Corporation
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TF32 Datasheet PDF : 3 Pages
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TF32 Series
Tuning Fork Crystal
ELECTRICAL CHARACTERISTICS
PARAMETER
Frequency
Operating Mode
Frequency Tolerance @ +25°C *
Frequency Temperature Coefficient
Frequency Stability
Operating Temperature Range
Turnover Temperature
Load Capacitance *
Aging
Drive Level
Shunt Capacitance
Motional Capacitance
Series Resistance
Insulation Resistance
Storage Temperature Range
* See Ordering Information for available options.
FIGURE 1
PARABOLIC TEMPERATURE CURVE
SYMBOL
f0
-
Δf/f0
Δf/fM
CONDITIONS
TA
TM
CL
Δf/f0
DL
C0
C1
R1
Ri
TSTR
±5°C
Standard
@+25°C, 1st year
@1 MHz
+100Vdc ±15Vdc
MIN
TYP
MAX
32.7680
Flexural Mode [Tuning Fork]
-
20
-
-0.030 ±0.01ppm/°C2
See Figure 1
-40
-
+85
-
+25
-
-
12.5
-
-
-
3.0
-
0.1
0.5
-
-
7.0
-
5.0
-
-
-
70
500
-
-
-55
-
+125
UNIT
kHz
-
± ppm
-
°C
°C
pF
± ppm
µW
pF
fF
k Ohms
M Ohms
°C
0
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
Temperature [°C]
Frequency stability [ppm] is determined using parabolic
curve, Δf = Temperature Coefficent(TA-TM)2.
Ex. Find frequency stability at TA = 45°C
Δf = -0.030(45-25)2
Δf = -0.030(20)2
Δf = -12.0 ppm
PACKAGING INFORMATION
Per standard EIA-418. Device quantity is 3,000 pieces per 180mm reel.
DIMENSIONS IN MILLIMETERS
4.0
4.0
Ø1.50
1.75
1.0
13.0
2.0
Ø13.5
120°
3.6
12.0
Ø60 Ø180
1.85
DIRECTION OF FEED
Document No. 008-0354-0
Ø21.4
Page 2 - 3
Rev. A
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