Temperature Compensated Crystal Oscillators (TCXO)
Surface Mount Type TCXO (LSI Type) KT5032 Series for Femtocell/ Stratum3
Features
• High stability and high reliability
• 2.7 to 5.5V drive available
• Clipped sine wave or CMOS level
output
• Low phase noise
• Disable Function
How to Order
For Femtocell (Standard Spec.)
①
②
Frequency Tolerance (vs Temp.) :
±0.1×10
-
6
/
-10°C
to 70°C
KT5032F 20000 A G T 33 T xx
③ ④ ⑤ ⑥ ⑦ ⑧
For Stratum3 (Standard Spec.)
①
②
Applications
• Femtocell, Stratum3
• SONET/ SDH/ Ethernet
Frequency Tolerance (vs Temp.) :
±0.28×10
-
6
/
-40°C
to 85°C
KT5032F 20000 K A W 33 T xx
③ ④ ⑤ ⑥ ⑦ ⑧
T
W
33
+70°C
+85°C
3.3V
RoHS Compliant
①
Series
②
Output Frequency
③
Frequency Tolerance
A
K
A
G
J
+0.1×10
-
6
±0.28×10
-
6
-40°C
-10°C
0°C
⑤
Upper Operating Temp.
⑥
Supply Voltage
④
Lower Operating Temp.
⑦
Voltage Control Range
T
Other
*
TCXO
VCTCXO
*
Customer Spec.
⑧
Option Code
Specifications
Item
Output Frequency Range
Frequency Tolerance
Supply Voltage
Current Consumption
Frequency Aging
Voltage Control Range
Output Level
Low Level Output Voltage
High Level Output Voltage
Rise / Fall Time
(10%Vcc to 90%Vcc)
Symmetry
Phase Noise
@20MHz
Symbol
fo
f
_tol
V
CC
I
CC
f
_age
f
_cont
Vpp
V
OL
V
OH
tr/ tf
SYM
—
Packaging (Tape & Reel 1000 pcs./ reel)
Conditions
Standard Frequency: 10, 12.8, 19.2, 19.44, 20, 20.48, 24.576, 26, 30.72
vs Temperature (-10 to
+70°C)
[±(fmax-fmin)/ 2fo]
vs Temperature (-40 to
+85°C)
[±(fmax-fmin)/ 2fo]
vs Voltage
20MHz CMOS output
20years aging @40°C Including temp characteristics, initial
tolerance, rated power supply voltage change and load change.
Positive
*100k
ohm min
Clipped Sine
*
, Load: 10k ohm // 10pF
CMOS, Load: 15pF I
OL
=4mA
CMOS, Load: 15pF I
OH
=-4mA
CMOS, Load: 15pF
50% Vcc
-
90 (@10Hz offset)
-120
(@100Hz offset)
-140
(@1kHz offset)
-150
(@10kHz offset)
-150
(@100kHz offset)
Min.
10
-0.1
-0.28
-0.1
+2.7
—
-4.6
±5
0.8
—
90% V
CC
—
45
Max.
40
+0.1
+0.28
+0.1
+5.5
5
+4.6
±20
—
10% V
CC
—
5
55
Units
MHz
×10
-
6
V
mA
×10
-
6
×10
-
6
Vp-p
V
V
ns
%
dBc/ Hz
*
: A DC-cut capacitor is not embedded in this crystal oscillator. In case of clipped sine output, connect a DC-cut capacitor (≥1nF) to the line-out terminal of the oscillator.
Dimensions
#9
3.2±0.2
#8
5.0±0.2
#7
#6
(Unit: mm)
Recommended Land Pattern
Top view
Type A (with out Filter)
4.5
∗if
output is Clipped Sine.
0.01µF
#6
2.3
(Unit: mm)
#10
Marking Area
#5
0.01µF
∗To
GND
#9
#1
#2
#3
#4
1.7
max.
#1
1.0
#4
1.0
4−0.6
#1
#2
#3
4−0.65
#4
0.1
4−0.8
4−0.43
#10
#1
#2
#3
0.7
4.5
1.0
#5
#4
1.0
0.63
1.2
0.1
#9
#8
#7
#6
2.67
Note: A capacitor of value
0.01µF between V
CC
and
GND is recommended.
2.3
∗To
GND
0.65
#10
#5
Pin Configuration
#1pin Voltage Control (VCTCXO), GND (TCXO)
#2pin Do not connect
#3pin Tri-state Enable/ Disable connect
#4pin GND
#5pin GND
#6pin Output
#7pin Vcfilter/ N/ C
#8pin Do not connect
#9pin Vcc
#10pin GND
Type
Ｂ
(with Filter)
∗Option
VC_Filter Cap.
0.01µF
#9
#8
#7
#6
∗To
GND
∗if
output is Clipped Sine.
0.01µF
2−0.6
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