MAX7347 MAXIM [Maxim Integrated Products], MAX7347 Datasheet - Page 25

• Manufacturer Part Number: MAX7347
• Description: 2-Wire Interfaced Low-EMI Key Switch and Sounder Controllers
• Manufacturer: MAXIM [Maxim Integrated Products]

3.3V
GND
5V
V+
______________________________________________________________________________________
3.3V
SDA
SCL
INT
2-Wire Interfaced Low-EMI Key Switch
PIEZOELECTRIC
TRANSDUCER
3.3V
V+
COL3/PORT3
COL4/PORT4
AD0
SCL
SDA
INT
SOUNDER
MAX7348
GND
COL2/PORT2
ROW0
ROW1
ROW2
ROW3
ROW4
ROW5
ROW6
ROW7
COL1
COL0
and Sounder Controllers
Typical Application Circuit
KEY 1
KEY 0
KEY 2
KEY 3
KEY 4
KEY 5
KEY 6
KEY 7
KEY 10
KEY 12
KEY 13
KEY 14
KEY 11
KEY 15
KEY 8
KEY 9
KEY 16
KEY 17
KEY 18
KEY 19
KEY 20
KEY 21
KEY 22
KEY 23
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