
ADCLK946
Rev. A | Page 7 of 12
TYPICAL PERFORMANCE CHARACTERISTICS
VCC = 3.3 V, VEE = 0.0 V, VICM = VREF, TA = 25°C, clock outputs terminated at 50 to VCC 2 V, unless otherwise noted.
C3
C4
C3
100mV/DIV
500ps/DIV
08053-
003
Figure 3. LVPECL Output Waveform @ 200 MHz
1.8
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
0
1000
2000
3000
4000
5000
D
IFFE
R
E
N
TIA
L
OU
TP
U
T
V
OLTA
GE
(
V
)
FREQUENCY (MHz)
08053-
004
Figure 4. Differential Output Swing vs. Frequency
205
160
165
170
175
180
185
190
195
200
0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
P
RO
P
AG
AT
IO
N
DE
L
AY
(
p
s)
DIFFERENTIAL INPUT VOLTAGE SWING (V)
08053-
005
Figure 5. Propagation Delay vs. Differential Input Voltage
C4
C3
C4
100mV/DIV
100ps/DIV
08053-
006
Figure 6. LVPECL Output Waveform @ 1000 MHz
189
188
187
186
185
184
183
182
–40
80
60
40
20
0
–20
P
RO
P
AG
AT
IO
N
DE
L
AY
(
p
s)
TEMPERATURE (°C)
08053-
007
Figure 7. Propagation Delay vs. Temperature
205
165
175
185
195
0.9
3.1
2.9
2.7
2.5
2.3
2.1
1.9
1.7
1.5
1.3
1.1
P
RO
P
AG
AT
IO
N
DE
L
AY
(
p
s)
DC COMMON-MODE VOLTAGE (V)
+85°C
+25°C
–40°C
08053-
008
Figure 8. Propagation Delay vs. Common-Mode Voltage vs. Temperature,
Input Slew Rate > 25 V/ns