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MAX7370 Datasheet(PDF) 6 Page - Maxim Integrated Products

Part # MAX7370
Description  8 x 8 Key-Switch Controller and LED Driver/GPIOs
PDF  37 Pages
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Manufacturer  MAXIM [Maxim Integrated Products]
Direct Link  https://www.maximintegrated.com/en.html
Logo MAXIM - Maxim Integrated Products

MAX7370 Datasheet(HTML) 6 Page - Maxim Integrated Products

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MAX7370
8 x 8 Key-Switch Controller and LED Driver/GPIOs
with I2C Interface and High Level of ESD Protection
Pin/Bump Description
Pin/Bump Configurations
PIN
BUMP
NAME
FUNCTION
TQFN
WLP
1
A2
ROW5
Row 5 Input from Key Matrix or GPIO Port
2
B2
ROW6
Row 6 Input from Key Matrix or GPIO Port
3
A3
ROW7
Row 7 Input from Key Matrix or GPIO Port
4
B3
COL7
Column 7 Output from Key Matrix or Open-Drain GPIO Port. COL7 can be configured as a
constant-current sink.
5
A4
COL6
Column 6 Output from Key Matrix or Open-Drain GPIO Port. COL6 can be configured as a
constant-current sink.
6
A5
COL5
Column 5 Output from Key Matrix or Open-Drain GPIO Port. COL5 can be configured as a
constant-current sink.
7
B4
COL4
Column 4 Output from Key Matrix or Open-Drain GPIO Port. COL4 can be configured as a
constant-current sink.
8, 23
B1, B5,
C3
GND
Ground
9
C5
COL3
Column 3 Output from Key Matrix or GPIO Port
10
C4
COL2
Column 2 Output from Key Matrix or GPIO Port
11
D5
COL1
Column 1 Output from Key Matrix or GPIO Port
12
E5
COL0
Column 0 Output from Key Matrix or GPIO Port
MAX7370
TOP VIEW
(BUMP SIDE DOWN)
A
B
C
D
WLP
E
1234
ROW4
ROW5
ROW7
COL6
COL5
GND
ROW6
COL7
COL4
GND
ROW3
ROW2
GND
COL2
COL3
ROW1
VCC
SDA
VLA
COL1
ROW0
SCL
AD0
COL0
5
+
INT
TQFN
MAX7370
19
20
21
22
1
+
23
45
6
18 17
16 15 14 13
23
24
12
11
10
9
8
7
ROW0
ROW2
ROW1
ROW3
ROW4
GND
COL0
*CONNECT EP TO GROUND.
COL2
COL1
COL3
COL4
GND
TOP VIEW
EP*



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