CX-7V-SM CRYSTAL
80 kHz to 160 kHz
™
Ultra-Miniature, Low Profile
Surface Mount Quartz Crystal
actual size
DESCRIPTION
side view
STATEK’s next generation ultra-miniature CX-7V-SM quartz
crystals feature an innovation in quartz crystal miniaturization
design and manufacturing process. The CX-7V-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 oscillators.
FEATURES
PACKAGE DIMENSIONS
Ultra-miniature design: (Typical dimensions)
Length
Inches 0.157
(mm)
4.00
Width
0.072
1.83
Thickness
0.041
1.00
A
TOP
BOTTOM
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
D
B
C
TYP.
DIM
A
B
C
D
DIM “C”
MAX
SM1
SM2
SM3
INCHES
.157
.072
-
.035
INCHES
.045
.046
.048
GLASS LID
mm
1.14
1.17
1.22
mm
4.00
1.83
-
0.89
.162
.085
.045
INCHES
.050
.051
.053
MAX.
INCHES
mm
4.11
2.16
1.14
mm
1.27
1.30
1.35
see below
CERAMIC LID
Medical
Pacemaker, defibrillator and hearing aid
Industrial, Computer & Communications
Smart card
Military & Aerospace
Airborne hybrid computer
Real time clock
MCM
SUGGESTED LAND PATTERN
GRID COURTYARD
.177[4.50]
.121[3.07]
EQUIVALENT CIRCUIT
C
0
1
L
1
C
1
R
1
2
.092
[2.34]
R
1
Motional Resistance L
1
Motional Inductance
C
1
Motional Capacitance C
0
Shunt Capacitance
.055[1.40]
.067[1.70]
10152 - Rev C
RSG Electronic Components GmbH - Sprendlinger Landstr. 115 - 63069 Offenbach - Germany - www.rsg-electronic.de
SPECIFICATIONS
TERMINATIONS
Specifications are typical at 25oC unless otherwise noted.
Specifications are subject to change without notice.
100 kHz
153.6 kHz
Motional Resistance R
1
(k )
Motional Capacitance C
1
(fF)
Quality Factor Q (k)
Shunt Capacitance Co (pF)
Load Capacitance (pF)*
Turning Point (
o
C)**
Calibration Tolerance***
+
_
19
1.0
86
0.8
5
10
11
0.8
110
0.8
5
5
Designation
SM1
SM2
SM3
Termination
Gold Plated
Nickel, Solder Plated
Nickel, Solder Plated and Solder Dipped
PACKAGING
CX-7V-SM -Tray Pack (Standard)
-16mm tape, 7” or 13” reels (Optional)
Per EIA 481 (see data sheet 10109)
Glass Lid
Ceramic Lid
+
_
50ppm)
+
0.01% (
+
100ppm)
_
_
A 0.005% (
+
+
_
0.1%
B
_
0.01%
+
+
_
1.0%
C
_
0.1%
0.5 W MAX.
O
2
Drive Level
Temperature Coefficient (k) -0.035 ppm/ C
CONVENTIONAL CMOS
PIERCE OSCILLATOR CIRCUIT
Note: Frequency (f) deviation from frequency (f
O
) @ turning
point temperature (T
O
);
f-f
O =
k(T-T )
2
O
f
O
Aging, first year
Shock, survival
Vibration, survival
Operating Temperature
5ppm MAX. (1 ppm Typ.)
5,000g peak 0.3 msec., 1/2 sine
20g rms, 10-2,000 Hz random
-10
O
C to +70
O
C Commercial
-40
O
C to +85
O
C Industrial
-55
O
C to +125
O
C Military
-55 C to +125 C
260
O
C for 20 sec.
O
O
R
f
BUFFER
OSC
Freq (f
O
)
Contact factory for
design guidelines
AMPLIFIER
C
S
R
A
C
G
CX-1
CX-7
C
D
Storage Temperature
Max Process Temperature
* Other load capacitance value available
** Other temperature available
*** Tighter tolerances available
HOW TO ORDER CX-7V-SM CRYSTALS
CX-7V
“S” if special or
custom design.
Blank if Std.
*Other calibration fill in ppm.
SM1
SM1
C = Ceramic Lid
Blank = Glass Lid SM2
SM3
100 kHz
Frequency
(
A
Calibration
Tolerance*
@25
O
C
(A)
(B)
(C)
/
I
)
Temp. Range:
C = Commercial
I = Industrial
M = Military
S = Specify
10152 - Rev C
RSG Electronic Components GmbH - Sprendlinger Landstr. 115 - 63069 Offenbach - Germany - www.rsg-electronic.de
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