Temperature Compensated Crystal Oscillators (TCXO)
Surface Mount Type TCXO (LSI Type) KT3225 Series for GPS
3.2×2.5mm
Features
• Ultra-miniature SMD type
(3.22.51.0mm)
• AFC function available
• Frequency stability
:
0.510
6
/30 to
85°C
• 2.3 to 3.5V drive available
• Reflow compatible
How to Order
KT3225F 16367 A C V 28 T AA
①
②
③ ④⑤ ⑥ ⑦ ⑧
⑥Supply
Voltage
28
2.8V
30
3.0V
T
⑦Voltage
Control Range
TCXO
⑧Option
Code
①Series
②Output
Frequency
③Frequency
Tolerance
A
0.510
6
④Lower
Operating Temp.
C
30°C
E
20°C
G
10°C
⑤Upper
Operating Temp.
W
85°C
V
80°C
U
75°C
Applications
• GPS
Pb Free
RoHS Compliant
Specifications
Item
Output Frequency
Frequency Tolerance
Frequency Aging
Storage Temperature Range
Operating Temperature Range
Supply Voltage
Output Level
Current Consumption
Symmetry
Harmonics
Symbol
Fo
F
_tol
F
_aging
T
_stg
T
_use
Vcc
Vpp
I
DD
SYM
—
vs Temperature
vs Load
vs Voltage
Per Year
Conditions
Min.
12.6
0.5
0.2
0.3
1
40
30
2.3
0.8
—
40
—
Max.
40
0.5
0.2
0.3
1
85
85
3.5
—
2
60
5
Units
MHz
10
6
10
6
°C
°C
V
Vp-p
mA
%
dBc
10k ohm // 10pF
@50% V
DD
Dimensions
3.20.2
0.5
(Unit : mm)
Test Circuit
Test circuit 1
(Amplitude)
A
0.01µF
POWER
SUPPLY
Vcc
Recommended Land Pattern
(Unit : mm)
2.50.2
Marking Area
#1 pin mark
Vcon
10k
10%
1.0max.
Terminal:W+Ni(2 to 6m)+Au(0.3 to 0.6m)
Test circuit 2
(Harmonics & Frequency)
A
0.01µF
POWER
SUPPLY
Vcc
0.87
CL include Probe Capacitance
(0.50)
CL=10pF
10%
0.87
V
4
3
VC-TCXO
1
2
Oscilloscope
(100MHz)
#4pin
#3pin
#1pin
Spectrum Analyzer
& Counter
FET
PROBE
CL=10pF
10%
0.78
(2.24)
#2pin
0.78
(0.50)
0.87
#1pin
#2pin
1.27
V
4
3
VC-TCXO
1
2
Vcon
0.87
#4pin
#3pin
#1pin
#2pin
#3pin
#4pin
Pin Configuration
Vcon
GND
OUTPUT
Vcc
10k
10%
Note: A capacitor of value 0.01µF between V
DD
and GND is recommended.
0.40
2.24
0.40
CL include Probe Capacitance