Datasheet

SATA I/II Bidirectional Redriver
with High ESD and Cable Detect
7
MAX4951AE
Functional Diagram/Truth Table
Note: BA, BB, and EN are internally pulled down to GND by 330kI resistors. CAD is internally pulled up
to V
CC
by a 330kI resistor.
V
CC
V
CC
50Ω50Ω
V
CC
50Ω50Ω
V
CC
50Ω50Ω
V
CC
50Ω50Ω
CONTROL LOGIC
DAP
HAP
DAM
HAM
DBM
HBM
DBP
HBP
BB EN CADBA
GND
MAX4951AE
EN
CAD
STATUS
0 0 Low-Power Standby
0 1 Low-Power Standby
1 0 Active
1 1 Low-Power Standby
BB BA OUTPUT LEVELS
0 0 A and B are Standard Levels
0 1 A is Boosted and B is Standard
1 0 A is Standard and B is Boosted
1 1 A and B are Boosted