Rainbow Electronics MAX3941 - Manual (Page 5)

MAX3941
10Gbps EAM Driver with Integrated
Bias Network
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Figure 3. Setup and Hold Timing Definition
V IS = 0.1V P-P TO 1V P-P
DC-COUPLED
V ID = 0.2V P-P TO 2V P-P
DC-COUPLED
I MOD = 40mA P-P TO 120mA P-P
I BIAS = 0mA TO 50mA
V IS
0.1V P-P TO 0.8V P-P
AC-COUPLED
0.2V P-P TO 1.6V P-P
AC-COUPLED
CLK+
CLK-
DATA-
DATA+
(DATA+) -
(DATA-)
I OUT
NOTE: I OUT RELATES TO RETIMED DATA.
t SU t HD
Figure 4. AC-Characterization Circuit
50 Ω
50 Ω
50 Ω
50 Ω 50 Ω
50 Ω
R OUT
50 Ω
50 Ω
PATTERN
GENERATOR
CLK+
CLK-
DATA-
DATA+
50 Ω
50 Ω
0
1
M
U
X
D Q
P
W
C
I MOD
I
OUT
V EE V EE
V EE V EE
MODSET
I BIAS
V MODSET V BIASSET
BIASSET
-5.2V
0.1 µF 300pF
Z L
OUT
OSCILLOSCOPE
GND PWC+ RTEN PWC- GND GND2
V EE
50 Ω 50 Ω
50 Ω
GND1
Test Circuits and Timing Diagrams (continued)