SPECIFICATIONS
FIGURE 1
CX3H TYPICAL MOTIONAL RESISTANCE (R
1
)
(in 1000's)
Specifications are typical at 25
O
C unless otherwise noted.
Specifications are subject to change without notice.
Frequency Range
18 kHz to 600 kHz
Functional Mode
Tuning Fork (Flexure)
Standard Calibration Tolerance* (see table below)
Motional Resistance (R
1
)
See Figure 1
MAX: 18-25 kHz, 2x Typ.
25-600 kHz, 2.5x Typ.
Motional Capacitance (C
1
) Figure 2
Quality Factor (Q)
Figure 3
MIN is 0.25x Typ.
Shunt Capacitance (C
0
)
1.8 pF MAX.
Drive Level
18-24.9 kHz 0.5
µW
MAX.
25-600 kHz 1.0
µW
MAX.
Turning Point (T
0
)**
Figure 4
Temperature Coefficient (k) -0.035 ppm/
0
C
2
Aging, first year
5 ppm MAX
Shock, survival***
1,500 g peak, 0.3 ms, 1/2 sine
Vibration, survival***
10 g RMS, 20-2,000 Hz random
Operating Temp. Range
-10
O
C to +70
O
C (Commercial)
-40
O
C to +85
O
C (Industrial)
-55
O
C to +125
O
C (Military)
Storage Temp. Range
-55
O
C to +125
O
C
Max Process Temperature 260
O
C for 20 sec.
* Other calibration values available, consult factory.
** Other turning point available.
*** Higher shock and vibration available.
1000
500
R
1
(k )
2
100
50
20
10
18
50
100
200
600
0
0
Frequency (kHz)
FIGURE 2
CX3H TYPICAL MOTIONAL CAPACITANCE (C
1
)
5
C
1
(fF)
2
1.0
0.5
18
50
100
200
600
Frequency (kHz)
FIGURE 3
CX3H TYPICAL QUALITY FACTOR (Q)
50
20
10
5
2
18
50
100
200
600
CX3H Standard Calibration T
olerance at 25
O
C
Frequency Range (kHz)
18-74.9
30 ppm
(0.003%)
+
_
+
_
Frequency (kHz)
75-169.9
50 ppm
(0.005%)
+
_
+
_
170-249.9
+
_
250-600
+
_
FIGURE 4
CX3H TYPICAL TURNING POINT TEMP (T
0
)
.
100 ppm
(0.01%)
200 ppm
(0.02%)
200 ppm
(0.02%)
+
_
1000 ppm
(0.1%)
+
_
1000 ppm
(0.1%)
+
_
2000 ppm
(0.2%)
+
_
5000 ppm
(0.5%)
TERMINATIONS
T
O
( C)
100 ppm
(0.01%)
100 ppm
(0.01%)
+
_
+
_
500 ppm
(0.05%)
+80
+70
+60
+50
+40
+30
+20
+10
0
-10
-20
O
Designation
SM1
SM2
SM3
Termination
Gold Plated
Solder Plated
Solder Dipped
18
50
100
200
600
Frequency (kHz)
Note: Frequency f at temperature T is related to frequency f
0
at
turning point temperature T
0
by:
f-f
0
=
k(T-T )
2
0
f
0
HOW TO ORDER CX3HSM CRYSTALS
CX3H
S
C
SM1
32.0K,
Frequency
K = kHz
SM1 = Gold Plated
SM2 = Solder Plated
SM3 = Solder Dipped
PACKAGING OPTIONS
30
Calibration
Tolerance
@ 25
O
C
(in ppm)
/
M
CX3HSM - Tray Pack
- Tape and Reel
(Reference tape and reel data sheet 10109)
“S” if special or
custom design.
Blank if Std.
Operating Temp. Range:
C = -10
O
C to +70
O
C
I = -40
O
C to +85
O
C
M = -55
O
C to +125
O
C
S = Customer Specified
Blank = Glass Lid
C = Ceramic Lid
10146 - Rev D
S
YS
ERT
T
E
M
C
IFIC
T
A
N
IO
RSG Electronic Components GmbH - Sprendlinger Landstr. 115 - 63069 Offenbach - Germany - www.rsg-electronic.de
IS
O
90
01
RSG [ RSG ELECTRONIC COMPONENTS GMBH ]
