TCXO
Here
Temperature Compensated Crystal Oscillators (TCXO, VCTCXO) Find
Surface Mount Type TCXO KT2520K Series
×
2.5 2.0mm
Features
How to Order
KT2520K 26000
• Miniature SMD type
□
□
□
□□
□ xx
×
×
(2.5 2.0 0.8mm)
①
②
③ ④ ⑤ ⑥ ⑦ ⑧
• Freq. temp. characteristics.
−
6
±
× − + °
2.0 10 / 30 to 85 C
−
6
:
:
±
×
−
+
°
0.5 10 / 30 to 85 C (for GNSS)
Series
Output Frequency
Freq. Temp. Chrst.
A
B
C
D
Supply Voltage
⑥
18 1.8V 28 2.8V
30 3.0V 33 3.3V
①
②
③
• 1.68 to 3.63V drive available
• Reflow compatible
+ °
•ꢀOperatingꢀTemp.ꢀ−40ꢀtoꢀ 105 C (Option)
−
−
−
−
6
6
6
6
±
±
±
±
×
0.5 10
Voltage Control Function
⑦
• Disable Function (Option)
×
1.0 10
T
TCXO
VCTCXO
×
1.5 10
*
Spec. Code
Applications
×
2.0 10
*
Please contact us for Spec. Code.
• Mobile Communications, W-LAN
• Low power radio communications
• GNSS Unit
Lower Operating Temp.
④
⑤
Individual Specification
⑧
RoHS Compliant
AEC-Q100/ 200
−
−
−
°
C
E
G
30 C
*
AEC-Q100 qualified (Option)
°
20 C
°
10 C
Upper Operating Temp.
+
+
+
°
W
85 C
°
80 C
V
°
75 C
U
Packaging (Tape & Reel 12000 pcs./ reel)
Specifications
Item
Symbol
fo
Conditions
Min.
19.2
Max.
52
Unit
MHz
Output Frequency Range
Standard Output Frequency: 19.2, 26.0, 32.0, 38.4, 48.0, 52.0
+
+
0.2
0.2
vs Temperature
vs Load
vs Voltage
Per Year
−0.5/ꢀ−2
−0.2
−0.2
−1
0.5/
+
+
2
−
−
6
×
Frequency Tolerance
f_tol
10
6
_age
+
1
×
Frequency Aging
f
10
+
+
±
3.63
—
°
°
10
V
Vp-p
mA
dBc
Storage Temperature Range
Operating Temperature Range
Voltage Control Range
Supply Voltage
Output Level
Current Consumption
Harmonics
T_stg
T_use
−40
−30
85
85
15
C
C
−
6
_cont
±
8
×
f
Positive
VCC
Vpp
ICC
1.68
0.8
—
*
Clipped Sine , Load: 10k ohm / / 10pF
2
−5
—
—
*
*
≥
: A DC-cut capacitor is not embedded in this crystal oscillator. Connect a DC-cut capacitor ( 1nF) to the line-out terminal of the oscillator.
Please contact us for other specifications.
Dimensions
(Unit: mm)
Test Circuit
Recommended Land Pattern
(Unit: mm)
2.5±0.15
Test circuit 1
TCXO
0.24
#6
#5
#4
A
Spectrum Analyzer &
Counter, Oscilloscope
Co
FET
PROBE
6
1
5
TCXO
2
4
3
POWER
SUPPLY
V
Vcc
RL
CL
#1
#1
#2
#2
#3
#3
Test circuit 2
VCTCXO
A
Spectrum Analyzer &
Counter, Oscilloscope
0.55
0.7
0.55
Co
FET
PROBE
6
1
5
TCXO
2
4
3
0.50
1.80
0.50
POWER
SUPPLY
V
Vcc
RL
CL
Vcon
Pin Conꢀguration
#1pin
GND/ Vcon
GND
OUTPUT
Vcc
Note: 0.01µF capacitor between Vcc and GND is
recommended for bypass purpose.
#3pin
#4pin
#6pin
#6
#5
#4
RL=10kΩ±10% CL=10pF±10%
• CL include Probe Capacitance
Co: DC Cut Capacitance
0.35
0.65 0.5 0.65
0.35
#2/5pin N.C.
As of October 2023