STATEK CORPORATION 512 N. MAIN ST., ORANGE, CA 92868 714-639-7810 FAX: 714-997-1256 www.statek.com
10103 - Rev B
DESCRIPTION
STATEK's ultra-miniature CX-4V-SM quartz crystals are
hermetically sealed in the smallest surface mount ceramic
package in the world! This high quality tuning fork
resonator is intended for use in Pierce (single inverter)
oscillators. Maximum process temperature should not
exceed 260
O
C.
FEATURES
Ultra-miniature design:
Length
Width
Thickness
Inches
0.197
0.072
0.043
[mm]
5.00
1.83
1.14
Designed for surface mount applications using infrared,
vapor phase, wave solder or epoxy mount techniques.
Hermetically sealed ceramic package
Quartz crystal tuning fork design
High shock resistance
Excellent aging characteristics
Designed for low power applications
Full military testing available
Designed and manufactured in the USA
APPLICATIONS
Medical
Pacemaker, defibrillator and hearing aid
Industrial, Computer & Communications
PCMCIA (FAX, Modem and LAN)
Smart card
Military & Aerospace
Airborne hybrid computer
Real time clock
MCM
CX-4V-SM CRYSTAL
30 kHz to 200 kHz
Ultra-Miniature Low Profile
Surface Mount Quartz Crystal
TM
A
B
F
D
D
TOP
BOTTOM
C
E
TYP.
MAX.
DIM
INCHES
mm
INCHES
mm
A
.197
5.00
.210
5.33
B
.072
1.83
.085
2.16
C
-
-
see below
D
.038
0.97
.048
1.22
E
.020
0.51
-
-
F
.025
0.64
-
-
DIM "C"
GLASS LID
CERAMIC LID
MAX
INCHES
mm
INCHES
mm
SM1
.045
1.14
.050
1.27
SM2
.046
1.17
.051
1.30
SM3
.048
1.22
.053
1.35
PACKAGE DIMENSIONS
SUGGESTED LAND PATTERN
actual size
side view
C
0
C
1
R
1
2
1
L
1
EQUIVALENT CIRCUIT
R
1
Motional Resistance L
1
Motional Inductance
C
1
Motional Capacitance C
0
Shunt Capacitance
.059[1.5]
.160[4.0]
.092[2.3]
INCHES[mm]
STATEK CORPORATION 512 N. MAIN ST., ORANGE, CA 92868 714-639-7810 FAX: 714-997-1256 www.statek.com
10103 - Rev B
TERMINATIONS
Designation
Termination
SM1
Gold Plated
SM2
Nickel, Solder Plated
SM3
Nickel, Solder Plated and Solder Dipped
PACKAGING
CX-4V-SM - Tray
SPECIFICATIONS
Specifications are typical at 25oC unless otherwise noted.
Specifications are subject to change without notice.
32.768 kHz
100 kHz 200 kHz
Motional Resistance R
1
(kohm) 50
18
2.7
Motional Capacitance C
1
(fF)
2.3
1.07
2.1
Quality Factor Q (k)
40
85
140
Shunt Capacitance Co (pF) 1.1
0.7
1.1
Load Capacitance (pF)*
9
8
5
Turning Point (
o
C)**
25
10
29
Calibration Tolerance***
Glass Lid
Ceramic Lid
for 32.768 kHz
A 0.003% ( 30ppm) 0.01% ( 100ppm)
B 0.01% 0.1%
C 0.1% 1.0%
Drive Level
0.5 W MAX.
Temperature Coefficient (k) -0.035 ppm/
O
C
2
Note: Frequency (f) deviation from frequency (f
O
) @ turning
point temperature (T
O
);
Aging, first year
5ppm MAX.
Shock, survival
5,000g peak 0.3 msec., 1/2 sine
Vibration, survival
20g rms, 10-2,000 Hz random
Operating Temperature
-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 Temperature
-55
O
C to +125
O
C
Max Process Temperature
260
O
C for 20 sec.
* Other load capacitance value available
** Other temperature available
*** Tighter tolerances available
+
_
+
_
+
_
+
_
+
_
+
_
+
_
+
_
f-f
O =
k(T-T
O
)
2
f
O
HOW TO ORDER CX-4V-SM CRYSTALS
SM1
32.768 kHz
(
A
/
I
)
SM1
Frequency
Calibration
Temp. Range:
SM2
Tolerance*
C = Commercial
SM3
@25
O
C
I = Industrial
(A)
M = Military
(B)
S = Specify
(C)
CX-4V
"S" if special or
custom design.
Blank if Std.
C = Ceramic Lid
Blank = Glass Lid
*Other calibration fill in ppm.
AMPLIFIER
BUFFER
C
G
C
D
R
A
CX-1
Contact factory for
design guidelines
OSC
Freq (f )
O
R
f
C
S
CONVENTIONAL CMOS
PIERCE OSCILLATOR CIRCUIT
CX-4
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