FIGURE 1
CX-2V TYPICAL MOTIONAL RESISTANCE (R1)
SPECIFICATIONS
Specifications are typical at 25OC unless otherwise noted.
Specifications are subject to change without notice.
300
200
100
Frequency Range
Functional Mode
Calibration Tolerance*
(see below)
16 kHz to 600 kHz
Tuning Fork (Flexure)
A, B or C
50
Motional Resistance (R1)
See Figure 1
MAX.: 16-24.9 kHz, 2x Typ.
20
10
25-600 kHz, 2.5x Typ.
Motional Capacitance (C1) Figure 2
5
2
Quality Factor (Q)
Figure 3
Min. is 0.25x Typ.
2.0 pF MAX.
16-24.9 kHz 0.5
25-600 kHz 1.0
Figure 4
16
50
100 200
600
Shunt Capacitance (C0)
Drive Level
Frequency (kHz)
W MAX.
W MAX.
FIGURE 2
CX-2V TYPICAL MOTIONAL CAPACITANCE (C1)
Turning Point (T )**
o
5
Temperature Coefficient (k) -0.035 ppm/ 0C2
Aging, first year
Shock***
Vibration, survival***
Operating Temperature
5ppm MAX.
2
1,000g peak, 1msec., 1/2 sine
10g rms, 20-2,000 Hz random
-10OC to +70OC Commercial
-40OC to +85OC Industrial
-55OC to +125OC Military
-55OC to +125OC
1.0
0.5
16
50
100 200
600
Frequency (kHz)
FIGURE 3
CX-2V TYPICAL QUALITY FACTOR (Q)
Storage Temperature
Max Process Temperature See package handling
300
200
* Tighter frequency calibration available.
** Other turning point available.
*** Higher shock and vibration available.
100
50
CX-2V Crystal Calibration Tolerance at 25OC
Frequency Range (kHz)
20
16
50
100 200
Frequency (kHz)
600
Calibration 16-74.9 75-169.9 170-249.9 250-600
+
+
FIGURE 4
CX-2V TYPICAL TURNING POINT TEMP. (T0)
A
B
C
+_ 0.003% _ 0.005% _ 0.01%
+_ 0.02%
+_ 0.05%
+_ 0.5%
+
+_ 0.01% _ 0.01%
+_ 0.1%
+_ 0.02%
+_ 0.2%
+80
+70
+60
+50
+40
+30
+20
+10
0
+_ 0.1%
Load Capacitance (CL), Used to Calibrate CX-2V
(other CL available)
Frequency Load
Range
(kHz)
Frequency
Range
Load
Capacitance
(pF)
Capacitance
(pF)
(kHz)
-10
-20
16-24.9
25-54.9
55-100.0
10
9
8
100.1-179.9
180-600
5
4
16
20
50
100 200
600
Frequency (kHz)
Note: Frequency (f) deviation from frequency (f ) @ turning point
o
HOW TO ORDER CX-2V LEADED CRYSTALS
2
f-f
O
= k(T-T )
O
fO
CX-2V
-03
32.768 kHz
(
A
/
I
)
PACKAGING
“S” if special
or custom
design.
Leads
02
03
Frequency Calibration
Temp. Range:
C = Commercial
I = Industrial
M = Military
CX-2V-Leaded -Tray Pack (Standard)
Tolerance*
@ 250C
(A)
Blank if Std.
04
(B)
(C)
S = Specify
*Other calibration fill in ppm.
10138 - Rev A
STATEK CORPORATION 512 N. MAIN ST., ORANGE, CA 92868 714-639-7810 FAX: 714-997-1256 www.statek.com
STATEK [ STATEK CORPORATION ]
