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參數資料
| 型號： | VFTX332-GDTC-19.44MHZ |
| 廠商： | VALPEY FISHER CORP |
| 元件分類： | XO, clock |
| 英文描述： | TCXO, CLOCK, 19.44 MHz, CMOS OUTPUT |
| 封裝： | ROHS COMPLIANT PACKAGE-10 |
| 文件頁數： | 1/3頁 |
| 文件大小： | 147K |
| 代理商： | VFTX332-GDTC-19.44MHZ |
75 South Street, Hopkinton, MA 01748 800-982-5737 508-435-6831 FAX 508-435-5289 www.valpeyfisher.com RevO0109
VFTX332
TCXO with Voltage Control Option
5x7mm, CMOS or Clipped Sine
STRATUM III
Features
Frequency range of 10MHz to 26MHz
Digital Temperature Compensation
Fundamental mode crystal
High Reliability
Low power consumption
Parameter
Symbol
Condition
Min
Typ
Max
Unit
Note
Frequency Range
F
10
26
See Chart
Below
Frequency Stability
F/F
Vs. Operating Temperature
-20
°C to +70°C
-40
°C to +85°C
±0.28
±0.50
ppm
Referenced to
+25
°C
frequency
Overall including 20 years
aging
±4.6
ppm
Operating
Temperature
Range
T
-20
°
-40
°
+70
°
+85
°
°C
Order Code D
Order Code G
Storage Temp.
-55
+125
°C
Supply Voltage
Vcc
4.75
3.13
5.00
3.30
5.25
3.47
V
Order Code D
Order Code E
Supply Current
Ic
3.5
mA
Clipped Sine
6.0
CMOS
Voltage Control
Vc
For 3.3V model
For 5.0V model
0
0.5
3.3
4.5
V
Vc Input
Impedance
100K
Deviation range
± 5
ppm
VCTXCO
version
Deviation slope
Monotonic positive
Linearity
-10
+10
%
Modulation BW
10
KHz
3dB BW
SSB Phase Noise
@ 100Hz
@ 1 KHz
@10 KHz
-120
-140
-148
dBc/Hz
Fo=12.8MHz
Phase Jitter
1σ over 12Khz ~ 20MHz
3.5
ps
Fo=12.8MHz
Start up
2
ms
Clipped Sine
Output Level
10K // 10pF load
0.8
Vp-p
See load
diagram
CMOS Output
Voh
High Level
15pF
load
0.9 Vcc
-
Vol
Low Level
-
0.1 Vcc
Symmetry
45
55
%
Tr/Tf
Rise/Fall Time
8
ns
Tri-State
Disable
0.3 Vcc
Output is high
Impedance
Enable
0.7 Vcc
Initial Frequency
Accuracy
+25
°C, Nominal
Vcc and load, Vc=1.65 or
2.50 volts
-0.5
0.5
ppm
At time of
shipment
RoHS Status
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