MAX7327 Maxim, MAX7327 Datasheet - Page 16

• Manufacturer Part Number: MAX7327
• Description: The MAX7327, a 2-wire serial-interfaced peripheral, features 12 push-pull outputs and four configurable open-drain I/O ports with selectable internal pullups and transition detection
• Manufacturer: Maxim

I
Outputs and 4 Open-Drain I/Os
16
SDA
SCL
AD0
AD2
2
RST
TOP VIEW
C Port Expander with 12 Push-Pull
______________________________________________________________________________________
Pin Configurations (continued)
POWER-ON
INPUT
FILTER
RESET
GND
AD2
RST
INT
O0
O1
O6
O7
P2
P3
P4
P5
10
11
12
1
2
3
4
5
6
7
8
9
CONTROL
MAX7327
Functional Diagram
MAX7327
I
QSOP
2
C
24
23
22
21
20
19
18
17
16
15
14
13
V+
SDA
SCL
AD0
O15
O14
O13
O12
O11
O10
O9
O8
PORTS
I/O
O15
O14
O13
O12
O11
O10
O9
O8
O7
O6
P5
P4
P3
P2
O1
O0
INT
PROCESS: BiCMOS
μC
SCL
SDA
RST
INT
Typical Application Circuit
AD0
AD2
SCL
SDA
RST
INT
MAX7327
3.3V
GND
V+
Chip Information
O15
O14
O11
O10
013
012
O9
O8
O7
O6
O2
O1
P5
P4
P3
P2
INPUT/OUTPUT
INPUT/OUTPUT
INPUT/OUTPUT
INPUT/OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
OUTPUT