
HA4600
INPUT BUFFERS
EN
SOURCE0
75Ω
OUT RS
HA4600
IN0
T0
SWITCH MATRIX
IN0
T0
IN0
T0
10kΩ
IN0
T0
SOURCE1
75Ω
SOURCE2
75Ω
SOURCE3
75Ω
CS
CS
CS
CS
HA4404
OUT
RS
IN3
T3
EN
OUT RS
HA4600
OUTPUT BUFFERS
+-
X2
(HFA1112 OR HFA1115)
75Ω
HA4404
OUT
IN3
T3
RS
+-
X2
75Ω
HA4404
OUT
IN3
T3
RS
+-
X2
75Ω
HA4404
OUT
RS
IN3
T3
10kΩ
+-
X2
75Ω
OUT0
OUT1
FIGURE 1. 4 x 4 SWITCHER/ROUTER APPLICATION
OUT2
OUT3
SOURCE0
SOURCE3
SOURCE4
SOURCE7
SOURCE8
SOURCE11
SOURCE12
SOURCE15
SWITCHING MATRIX ISOLATION MUX
IN0
75Ω IN1
IN2
IN3
75Ω
IN0
75Ω IN1
T0
T3
RS
OUT
OUT
RS
T0
10kΩ
EN RS
HA4600
IN2
T3
IN3
75Ω
HA4404
IN0
75Ω IN1
IN2
IN3
T0
75Ω
T3
RS
OUT
IN0
75Ω IN1
IN2
IN3
75Ω
OUT
T0 RS
T3
10kΩ
EN RS
HA4600
OUTPUT BUFFER
HFA1112 OR HFA1115
75Ω
-
+
X2
HA4404
FIGURE 2. 16 x 1 SWITCHER APPLICATION
OUT
5
FN3990.8
December 22, 2005