Temperature Compensated Crystal Oscillators (TCXO)
Surface Mount Type TCXO (LSI Type) KT2520Y Series
2.5×2.0mm
Features
• Ultra-miniature SMD type
(2.52.00.9mm)
• AFC function available
• Frequency stability
:
2.010
6
/30 to
85°C
• 2.3 to 3.5V drive available
• Reflow compatible
How to Order
KT2520Y 26000 D C W 28 T AA
①
②
③ ④⑤ ⑥ ⑦ ⑧
⑥Supply
Voltage
28
2.8V
30
3.0V
⑦Voltage
Control Range
TCXO
T
VCTCXO
Customer Spec
⑧Option
Code
①Series
②Output
Frequency
③Frequency
Tolerance
B
C
D
1.010
6
1.510
6
2.010
6
Applications
Pb Free
RoHS Compliant
• 3G (CDMA, W-CDMA),
GPRS, GSM
④Lower
Operating Temp.
C
30°C
E
20°C
G
10°C
⑤Upper
Operating Temp.
W
85°C
V
80°C
U
75°C
Specifications
Item
Output Frequency
Frequency Tolerance
Frequency Aging
Storage Temperature Range
Operating Temperature Range
Voltage Control Range
Supply Voltage
Output Level
Current Consumption
Symmetry
Harmonics
Symbol
Fo
F
_tol
F
_aging
T
_stg
T
_use
f/V
Vcc
Vpp
I
DD
SYM
—
vs Temperature
vs Load
vs Voltage
Per Year
Conditions
Min.
12.6
2
0.2
0.3
1
40
30
8
2.3
0.8
—
40
—
Max.
40
2
0.2
0.3
1
85
85
15
3.5
—
2
60
5
Units
MHz
10
6
10
6
°C
°C
10
6
V
Vp-p
mA
%
dBc
Positive
10k ohm // 10pF
@50% V
DD
Dimensions
2.500.15
#6
#5
#4
2.000.15
(Unit : mm)
Test Circuit
Test circuit 1
(Amplitude)
A
0.01µF
POWER
SUPPLY
Vcc
Recommended Land Pattern
(Unit : mm)
#6
Oscilloscope
(100MHz)
#5
#4
02 535
#1
#2
#3
V
0.9max.
Vcon
10k
10%
#1
#2
#3
0.80
0.40
A
POWER
SUPPLY
#1
Spectrum Analyzer
& Counter
0.01µF
FET
PROBE
CL=10pF
10%
0.55
0.50
#2
0.7
1.80
0.43
Test circuit 2
(Harmonics & Frequency)
0.95
CL include Probe Capacitance
0.40
4
3
VC-TCXO
1
2
CL=10pF
10%
0.95
10K2Y07
#3
0.50
0.55
V
0.80
0.35
#6
0.65
#5
0.65
#4
0.35
0.50
#1pin
#3pin
#4pin
#6pin
#2/5pin
Pin Configuration
Vcon
GND
OUT
Vcc
N.C
Vcc
4
3
VC-TCXO
1
2
Vcon
10k
10%
Note: A capacitor of value 0.01µF between V
DD
and GND is recommended.
CL include Probe Capacitance
