Datasheet

MAX7310
2-Wire-Interfaced 8-Bit I/O Port Expander
with Reset
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OUTPUT
PORT
REGISTER
INPUT
PORT
REGISTER
POLARITY
INVERSION
REGISTER
CONFIGURATION
REGISTER
DATA FROM
SHIFT REGISTER
DATA FROM
SHIFT REGISTER
DATA FROM
SHIFT REGISTER
WRITE PULSE
READ PULSE
ESD-PROTECTION DIODE
I/O0
OUTPUT PORT
REGISTER DATA
INPUT PORT
REGISTER DATA
POLARITY
REGISTER DATA
GND
WRITE
CONFIGURATION
PULSE
WRITE POLARITY
PULSE
D
FF
C
K
Q
Q
D
FF
C
K
Q
Q
D
FF
C
K
Q
Q
D
FF
C
K
Q
Q
Figure 7. Simplified Schematic of I/O0