Datasheet

PORT5
1
PORT6
2
PORT7
3
PORT15
4
PORT14
5
PORT13
6
PORT12
7
GN D
8
GN D
23
PORT11
9
PORT10
10
PORT9
11
PORT8
12
VL A
13
AD 0
14
SDA
15
SCL
16
INT
17
VCC
18
PORT0
19
PORT1
20
PORT2
21
PORT3
22
PORT4
24
MAX7 304 U1
GN D GN D
VCC
LE D1
LE D2
LE D3
LE D4
VCC
1P0P 3P2P
5P4P
7P6P 9P8P
11P01P 31P21P 51P41P
INT SD SC
VCC SD SC
AD 0
GN D
SCL SDA GN D VCC
SC SD GN D VCC INT
VCC
VCCGN D
1 2 3 4
5 6
JP1
GN D
1 2 3 4
5 6
7 8
9 10
11
12
13 14
15 16 17 18
J2
VLA = us er applied external VCC
GN D
VCC
1
2
3 4 5
6
J1
1
2
3
4
5
6
7
8
J3
4. 7k
R4
4. 7k
R5
0. 1uFC2
VL A
15 0R1
15 0R2
15 0R3
10 k
R6
GN D
1u F
C3
1u F
C1
Failure to follow data sheet guidelines
for limits of externally applied voltage
may damage or destroy the device.
Jumper block to set 2- Wire addr ess
Leave open or insert only on e jumper
Do not insert multiple jumpers!
MAX7304PMB1 Peripheral Module
4Maxim Integrated
Figure 1. MAX7304PMB1 Peripheral Module Schematic