MAX7325
I
2
C Port Expander with 8 Push-Pull
and 8 Open-Drain I/Os
16
Maxim Integrated
TOP VIEW
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
INT
V+
SDA
SCL
AD0
O15
O14
O13
O12
MAX7325
QSOP
+
RST
AD2
P2
P0
P1
P3
P4
16
15
9
10
O11
O10
P5
P6
14
13
11
12
O9
O8
P7
GND
Pin Configurations (continued)
MAX7325
P2
P7
P6
P5
P4
O11
O10
O9
O8
O15
O14
O13
O12
V+
3.3V
µC
SCL
SCL
SDA
AD0
P1
P0
SDA
P3
GND
AD2
INT
OUTPUT
OUTPUT
OUTPUT
OUTPUT
RST
INT
RST
INPUT/OUTPUT
INPUT/OUTPUT
INPUT/OUTPUT
INPUT/OUTPUT
INPUT/OUTPUT
INPUT/OUTPUT
INPUT/OUTPUT
INPUT/OUTPUT
Typical Application Circuit
I
2
C
CONTROL
O9
O8
O11
O10
O12
O13
O14
O15
P1
P0
P3
P2
P4
P5
P6
P7
INT
I/O
PORTS
POWER-
ON RESET
INPUT
FILTER
RST
SDA
SCL
AD2
AD0
MAX7325
Functional Diagram
Chip Information
PROCESS: BiCMOS
Package Information
For the latest package outline information and land patterns (foot-
prints), go to www.maximintegrated.com/packages
. Note that a
“+”, “#”, or “-” in the package code indicates RoHS status only.
Package drawings may show a different suffix character, but the
drawing pertains to the package regardless of RoHS status.
PACKAGE
TYPE
PACKAGE
CODE
OUTLINE NO.
LAND
PATTERN NO.
24 QSOP E24+1
21-0055
90-0172
24 TQFN-EP T2444+4
21-0139
90-0022
Maxim Integrated cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim Integrated product. No circuit patent
licenses are implied. Maxim Integrated reserves the right to change the circuitry and specifications without notice at any time. The parametric values (min and
max limits) shown in the Electrical Characteristics table are guaranteed. Other parametric values quoted in this data sheet are provided for guidance.
Maxim Integrated 160 Rio Robles, San Jose, CA 95134 USA 1-408-601-1000 ________________________________
17
© 2012 Maxim Integrated Products, Inc. Maxim Integrated and the Maxim Integrated logo are trademarks of Maxim Integrated Products, Inc.
MAX7325
I
2
C Port Expander with 8 Push-Pull
and 8 Open-Drain I/Os
Revision History
REVISION
NUMBER
REVISION
DATE
DESCRIPTION
PAGES
CHANGED
0 9/06 Initial release
1 9/12 Added the MAX7325AEG/V+ to the Ordering Information 1

MAX7325AEG+T

Mfr. #:
Manufacturer:
Maxim Integrated
Description:
Interface - I/O Expanders I2C Port Expander w/8 P-P Out & 8 I/O
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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