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MAX14778
Dual ±25V Above- and Below-the-Rails
4:1 Analog Multiplexer
Typical Operating Circuits (continued)
+5V
1µF
TX
A0
RS-232
TRANSCEIVER RX
B0
A
A1
RS-485
TRANSCEIVER B
B1
VDD
MAX14778
VP
VN
ACOM
D+
A2
USB 1.1
TRANSCEIVER D-
B2
KEYBOARD
WEDGE
CLOCK A3
DATA B3
BCOM
CONTROL
GND
ENA SA1 SA0 SB1 SB0 ENB
SCANNER CONNECTOR
SHARING APPLICATION
CONTROL
INPUTS
100nF
100nF SHARED
CONNECTOR
+5V
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