Datasheet

MAX3800
3.2Gbps Adaptive Equalizer
and Cable Driver
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VARIABLE
ATTENUATOR
LIMITING
AMP
CABLE
DRIVER
FLAT
RESPONSE
AMP
Σ
f
√
MAX3800
LOOP
FILTER
|H(f)|
|H(f)|
VARIABLE
ATTENUATOR
200MHz
PWR DETECTOR
600MHz
PWR DETECTOR
CIM- CIM+
CMLCML
CMLCML
R
MOD
EIN
DOUT
EOUT
DIN
P0WER
DETECTOR
LOS
CURRENT STEERING NETWORK
SKIN
EFFECT
COMPEN-
SATION
AMP
Figure 1. Functional Diagram
IN-
IN+
GND
ESD
STRUCTURES
V
CC
50Ω
50Ω
GND
ESD
STRUCTURES
62.5Ω 62.5Ω
OUT-
OUT+
V
CC
Figure 2. CML Input Equivalent Circuit
Figure 3. CML Output Equivalent Circuit