Datasheet

ADCLK950
Rev. A | Page 7 of 12
TYPICAL PERFORMANCE CHARACTERISTICS
V
CC
= 3.3 V, V
EE
= 0 V, V
ICM
= V
REF
x, T
A
= 25°C, clock outputs terminated at 50 Ω to V
CC
− 2 V, unless otherwise noted.
C3
C4
C3
100mV/DIV 500ps/DIV
08279-003
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
DIFFERENTIAL OUTPUT VOLTAGE (V)
FREQUENCY (MHz)
08279-004
Figure 4. Differential Output Voltage vs. Frequency, V
ID
> 1.1 V p-p
225
180
185
190
195
200
205
210
215
220
011.61.41.21.00.80.60.40.2
PROPAGATION DELAY (ps)
DIFFERENTIAL INPUT VOLTAGE SWING (V)
.8
08279-005
Figure 5. Propagation Delay vs. Differential Input Voltage
C4
C3
C4
100mV/DIV 100ps/DIV
08279-006
Figure 6. LVPECL Output Waveform @ 1000 MHz
214
213
212
211
210
209
208
207
–40 806040200–20
PROPAGATION DELAY (ps)
TEMPERATURE (°C)
08279-007
Figure 7. Propagation Delay vs. Temperature, V
ID
= 1.6 V p-p
230
190
200
210
220
0.9 3.12.92.72.52.32.11.91.71.51.31.1
PROPAGATION DELAY (ps)
DC COMMON-MODE VOLTAGE (V)
+85°C
+25°C
–40°C
08279-008
Figure 8. Propagation Delay vs. DC Common-Mode Voltage vs.
Temperature, Input Slew Rate > 25 V/ns