Datasheet

MAX4670
Integrated T1/E1/J1 Short-Haul and
Long-Haul Protection Switch
18 ______________________________________________________________________________________
Chip Information
PROCESS: CMOS
MAX4670
NO1
R
X
NC1
COM1
NO2
R
X
NC2
COM2
INA
INB
INC
IND
NO3
T
X
NC3
COM3
NO4
T
X
NC4
COM4
NO5
T
X
NC5
COM5
NO6
T
X
NC6
COM6
NO7
R
X
NC7
COM7
NO8
R
X
NC8
COM8
0.6
Ω
0.6
Ω
0.6
Ω
0.6
Ω
0.6
Ω
0.6
Ω
0.6
Ω
0.6
Ω
V+
GND SWITCH
INA NC1/NC2 NO1/NO2
LOW X OFF ON
HIGH LOW OFF ON
HIGH HIGH ON OFF
INB NC3/NC4 NO3/NO4
LOW X OFF ON
HIGH LOW OFF ON
HIGH HIGH ON OFF
INC NC5/NC6 NO5/NO6
LOW X OFF ON
HIGH LOW OFF ON
HIGH HIGH ON OFF
IND NC7/NC8 NO7/NO8
LOW X OFF ON
HIGH LOW OFF ON
HIGH HIGH ON OFF
SWITCH
Functional Diagram/Truth Table