Model 635
7x5mm Low Cost
LVPECL or LVDS Clock Oscillator
ELECTRICAL CHARACTERISTICS
PARAMETER
Maximum Supply Voltage
Storage Temperature
Frequency Range
LVPECL and LVDS
Frequency Stability
SYMBOL
VCC
TSTG
CONDITIONS
MIN
-0.5
-55
TYP
-
-
MAX
5.0
125
UNIT
V
°C
-
-
fO
-
-
MHz
19.44
-
-
-
212.50
25, 50
or 100
∆f/fO
± ppm
(See Note 1 and Ordering Information)
Operating Temperature
TA
VCC
ICC
-
°C
V
Commercial
Industrial
Supply Voltage
-20
-40
2.38
3.14
70
85
2.63
3.47
25
2.5
3.3
± 5 %
Supply Current
LVPECL
LVDS
Start Up Time
Phase Jitter
Maximum Load
mA
-
-
-
-
50
25
3
80
60
5
TS
tjms
Application of VCC
ms
ps RMS
Bandwidth 12 kHz - 20 MHz
-
1
Enable Function
Enable Input Voltage
Disable Input Voltage
Disable Current
Enable Time
VIH
VIL
IIL
0.7*VCC
Pin 1 or Pin 2 Logic '1', Output Enabled
Pin 1 or Pin 2 Logic '0', Output Disabled
Pin 1 or Pin 2 Logic '1' , Output Disabled
Pin 1 or Pin 2 Logic '1'
-
-
-
-
-
0.3*VCC
20
V
-
-
-
uA
ms
TPLZ
5
LVPECL WAVEFORM
Output Load
Output Duty Cycle
Output Voltage Levels
Logic '1' Level
RL
SYM
-
-
45
50
-
-
55
Ohms
%
@ VCC - 1.3V
VOH
VOL
TR, TF
VCC - 1.025V
-
V
PECL Load
PECL Load
@ 20% - 80% Levels
-
-
0.4
-
VCC - 1.62V
1.0
Logic '0' Level
Rise and Fall Time
LVDS WAVEFORM
Output Load
Output Duty Cycle
Differential Voltage
Output Voltage Levels
Logic '1' Level
Logic '0' Level
Offset Voltage
Rise and Fall Time
Notes:
ns
RL
SYM
VOD
Between Outputs
@ 1.25V
RL = 100 Ohms
-
45
250
100
-
350
-
55
450
Ohms
%
mV
VOH
VOL
VOS
LVDS Load
LVDS Load
LVDS Load
@ 20% - 80% Levels
-
0.9
-
-
-
1.2
0.4
1.6
-
-
V
TR, TF
-
1.0
ns
1. Inclusive of initial tolerance at time of shipment, changes in supply voltage, load, temperature and 10 year aging
at an average operating temperature of +40 °C.
TEST CIRCUIT, PECL LOAD
TEST CIRCUIT, LVDS LOAD
Vcc - 2.0V
CH2
CH1
RL
RL
50
100
+
-
CH2
CH1
mA
+
-
6
1
5
D.U.T.
2
4
3
mA
+
+
-
0.01uF
RL
50
POWER
SUPPLY
6
1
5
D.U.T.
2
4
3
VM
+
+
-
0.01uF
POWER
SUPPLY
-
VM
Vcc - 2.0V
-
Enable Input or N.C.
N.C. or Enable Input
Enable Input or N.C.
N.C. or Enable Input
Document No. 008-0284-0
Page 2 - 4
Rev. B
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CTS Electronic Components, Inc. ٠
171 Covington Drive ٠
Bloomingdale, IL 60108 ٠
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