KT20A-DCR28-19.800M-T [KYOCERA AVX]
Sine Output Oscillator, 19.8MHz Nom, ROHS COMPLIANT, MINIATURE, SMD, 4 PIN;
| 型号： | KT20A-DCR28-19.800M-T |
| 厂家： | 
KYOCERA AVX |
| 描述： | Sine Output Oscillator, 19.8MHz Nom, ROHS COMPLIANT, MINIATURE, SMD, 4 PIN |
| 文件： | 总1页 (文件大小：83K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Temperature Compensated Crystal Oscillators(TCXO)
Surface Mount Type TCXO(Analog Type)
KT20A Series
5.0×3.2A
Features
How to Order
• Miniature SMD Type
(5.0x3.2x1.5mm)
KT20A - D C V 30
- 19.680M - T
q
w e r t y
u
i
• Reflow compatible
• AFC function available
• 2.7V/2.8V/3.0V drive available
• Frequency Stability
qSeries
tSupply Voltage
28 2.8V 30 3.0V
wFrequency stability
:
2ppm at -30°C to +80°C
K
E
D
5ppm
2.5ppm
2.0ppm
yOption Code
uFrequency(MHz)
• Phase Noise -140dBc/Hz
@1kHz offset(max)
19.200 19.680 26.000
19.440 19.800
eLower operating temp
Applications
• GSM, CDMA
iPackaging
C
E
G
−30°C
−20°C
−10°C
Pb Free
RoHS Conforming
T
Tape & Reel
4,000pcs/Reel
rUpper operating temp
V
T
R
80°C
70°C
60°C
Specifications
Item
Symbol
Conditions
Min.
19.2
−2.0
−0.2
−0.3
−30
−40
−1
Max.
26
Units
Output Frequency Range
FOUT
MHz
vs Temperature
+2.0
+0.2
+0.3
+80
+85
1
Frequency Stability
∆
f/fo
vs Load
ppm
vs Voltage
Storage Temp. Range
Operating Temp. Range
Aging
Voltage control range
Supply Voltage
Output Voltage
Current Consumption
Duty Ratio
TSTG
°C
°C
TOPR
∆
faging
Per Year
Positive
ppm
ppm
Volt
Vp-p
mA
%
∆
f/V
+/−8
2.8
+/−15
3
VDD
Vout
IDD
10k ohm // 10pF
@50% VDD
0.8
----
----
1.5
60
SYM
-----
40
Harmonics
----
−5
dBc
Dimensions
Test Circuit
Recommended Land Pattern (Unit : mm)
(Unit : mm)
Test circuit 1
(Amplitude)
2.8
A
Oscilloscope
(100MHz)
#3pin
#4pin
POWER
4
3
V
SUPPLY
Vcc
VC-TCXO
2
1
CL=10pF
10%
10kΩ
Vcon
10%
CL include Probe Capacitance
Test circuit 2
(Harmonics & Frequency)
#1pin
1.4
#2pin
1.4
A
Spectrum Analyzer
& Counter
FET
PROBE
POWER
4
3
VC-TCXO
V
SUPPLY
1
2
Vcc
CL=10pF
10%
10kΩ
Vcon
in Connection
Vcon
GND
OUTPUT
Vcc
10%
#2pin
#3pin
#4pin
CL include Probe Capacitance
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