Datasheet

MAX14778
Dual ±25V Above- and Below-the-Rails
4:1 Analog Multiplexer
13Maxim Integrated
Typical Operating Circuits (continued)
CONTROL
CONTROL
INPUTS
SA1ENA SA0 SB1 SB0 ENB
RS-232
TRANSCEIVER
RS-485
TRANSCEIVER
USB 1.1
TRANSCEIVER
KEYBOARD
WEDGE
SCANNER CONNECTOR
SHARING APPLICATION
A0TX
RX
A
B
D+
D-
CLOCK
DATA
B0
ACOM
V
N
V
P
+5V
V
DD
1µF
100nF
BCOM
A1
B1
A2
B2
A3
B3
MAX14778
GND
100nF
SHARED
CONNECTOR
+5V