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參數資料
| 型號： | 03-42126-008 |
| 廠商： | CTS CORP |
| 元件分類： | OCXO, clock |
| 英文描述： | OCXO, CLOCK, 20 MHz, HCMOS OUTPUT |
| 封裝： | DIP-4 |
| 文件頁數： | 1/2頁 |
| 文件大小： | 51K |
| 代理商： | 03-42126-008 |
CTS Communications Components, Inc. 171 Covington Drive Bloomingdale, IL 60108 630-924-3500
Document No. 008-0282-0
Page 1 of 2
Rev B ECO #16806
Model 03-42126
Dual-In-Line
20.0 MHz Stratum 3 OCXO
Electrical Characteristics
Parameter
Sym
Conditions
Min
Typical
Max
Unit
Power
Requirements
Power Supply
(See Dash # Table)
Vcc
± 5%
±5%
3.135
4.75
3.30
5.0
3.465
5.25
Vdc
Turn-On Power
Pmax
Vcc=Max.
Std. Load
3.5
4.0
W
Steady State
Power
Pss
Vcc=Max
Std. Load
@ +25
°C
1.5
W
Warm-Up Time
Twu
To within
±0.3ppm
@ +25
°C
5
minutes
Frequency
Stabilities
Center Frequency
(See Dash # Table)
fnom
20.00
MHz
Initial Tolerance
fcal
Ta=+25
°C
(At time of Shipment)
±0.1
±0.3
ppm
Freq. vs. Temp.
f/Temp
0
°C to +70°C
-40
°C to +85°C
±0.075
±0.15
±0.125
±0.25
ppm
Freq. vs. Voltage
f/Vcc
Vcc
±5%
± 0.05
±0.1
ppm
Freq. vs Time
(Aging)
f/Time
per Day
20 years
±0.02
±3.5
ppm
24 Hour Holdover
Stability
f/24Hr
Inclusive of Temp.,
Supply Variation and
24Hrs. Aging
±0.2
±0.37
ppm
Total Free-
Running Accuracy
f/Life
All Cond. for 20 Yrs.
(Ref. to fnom)
±4.6
ppm
Waveform:
HCMOS Output
Symmetry
Sym
@ 50% Level
40
50
60
%
Amplitude
Vo
Logic “1”
Logic “0”
0.9Vcc
0.1Vcc
V
Rise/Fall Times
tr, tf
20% to 80%
6
10
nSec
Load
RL
Output to Ground
10K
/ / 15pF
Dash
No.
Package
Vcc
Operating Temp.
Range
-001
SM
+5.0 Vdc
0
°C to +70°C
-002
SM
+5.0 Vdc
-40
°C to +85°C
-003
SM
+3.3 Vdc
0
°C to +70°C
-004
SM
+3.3 Vdc
-40
°C to +85°C
-005
TH
+5.0 Vdc
0
°C to +70°C
-006
TH
+5.0 Vdc
-40
°C to +85°C
-007
TH
+3.3 Vdc
0
°C to +70°C
-008
TH
+3.3 Vdc
-40
°C to +85°C
Low Cost ASIC Based Design
Frequency Stability to Stratum 3 of GR-1244
Use with Zarlink SONET/SDH Synchronizer ZL30407
+3.3Vdc or +5.0Vdc Operation
Precision Low Aging “AT” Cut Crystal
Through-Hole or Surface Mount Configuration
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