CM7V-T1A0.4 MICRO CRYSTAL, CM7V-T1A0.4 Datasheet
CM7V-T1A0.4
Manufacturer Part Number
CM7V-T1A0.4
Description
Tuning Fork Crystal 32.768 Khz
Manufacturer
MICRO CRYSTAL
Datasheet
1.CM7V-T1A0.4.pdf
(2 pages)
ELECTRICAL CHARACTERISTICS
AT 25
Lowest profile SMT ceramic pack.
Ultra low profile: 0.38 mm height
SMD-package in Tape and Reel
Ind. and Ext. temperature ranges
High stability
Low aging
Low power consumption
High shock and vibration resistance
100% leadfree, RoHS - compliant
o
C:
DESCRIPTION:
This SMD ceramic package has been specially designed for ultra low profi le
telecom and smart-card applications. A special crystal manufacturing
process is used to achieve improved electrical characteristics and a
miniaturized blank size.
For pick-and-place equipment, the parts are available in 12 mm tape:
DIMENSIONS
1) Other frequencies on request.
2) Other load capacitances on request.
3) Tighter and wider frequency tolerances on request.
Nominal Frequency
Load capacitance
Frequency tolerance
Series resistance typ./max.
Motional capacitance typ.
Static capacitance typ.
Drive level max.
Insulation resistance min.
Aging fi rst year max.
Turnover temperature
Frequency vs. temperature
13” (330 mm) reel with 14’000 crystals
7” (178 mm) reel with 3’000 crystals
CM7V-T1A 0.4
Tuning Fork Crystal 32.768 kHz
0,7
Package:
3,2
0,7
1)
2)
3)
ΔF/F
ΔF/F
ΔF/F
ΔF/F
C
R
C
C
F
T
R
P
L
S
0
L
1
0
i
0
–0.035
Recommended Solder Pad:
All dimensions in mm typical
1,0
7.0 / 9.0 / 12.5
ppm
/
°C²
25 +/-5
32.768
55 / 80
+/-100
+/-20
1,5
+/-3
500
4.4
1.6
0.5
(T - T
1,0
0
)
2
+/-10%
Version 1.1 / 10.2009
ppm
ppm
ppm
ppm
kHz
MΩ
μW
pF
kΩ
pF
°C
fF
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CM7V-T1A0.4 Summary of contents
Page 1
... Ind. and Ext. temperature ranges High stability Low aging Low power consumption High shock and vibration resistance ELECTRICAL CHARACTERISTICS CM7V-T1A 0.4 Tuning Fork Crystal 32.768 kHz DIMENSIONS Package: 3,2 0,7 0,7 DESCRIPTION: This SMD ceramic package has been specially designed for ultra low profi le telecom and smart-card applications ...
Page 2
... Storage temp. range Industrial operating temp. range Extended operating temp. range Shock resistance Vibration resistance Type Termination For SMD mounting CM7V-T1A 0.4 Au fl ashed pads 0.4 32.768 kHz 9.0 pF +/-20 ppm Crystal package C = Crystal in ceramic package Package lid M = Metal lid Package size ...