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