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MAX7347ATE+T

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P29
MAX7347/MAX7348/MAX7349
MAX7348
ROW0
ROW1
ROW2
ROW3
ROW4
ROW5
ROW6
ROW7
COL0
COL1
COL2/PORT2
GND
V+
COL3/PORT3
COL4/PORT4
AD0
SCL
SDA
INT
SCL
SDA
INT
3.3V
GND
V+
3.3V3.3V
5V
SOUNDER
PIEZOELECTRIC
TRANSDUCER
KEY 0
KEY 1
KEY 2
KEY 3
KEY 4
KEY 5
KEY 6
KEY 7
KEY 8
KEY 9
KEY 10
KEY 11
KEY 12
KEY 13
KEY 14
KEY 15
KEY 16
KEY 17
KEY 18
KEY 19
KEY 20
KEY 21
KEY 22
KEY 23
Typical Application Circuit
2-Wire Interfaced Low-EMI Key Switch
and Sounder Controllers
______________________________________________________________________________________ 25
MAX7347/MAX7348/MAX7349
2-Wire Interfaced Low-EMI Key Switch
and Sounder Controllers
26 ______________________________________________________________________________________
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
V+
SCL
SDAROW3
ROW2
ROW1
ROW0
TOP VIEW
AD0
GND
SOUNDER
COL0ROW5
ROW4
COL4/PORT4
COL3/PORT3
12
11
9
10
COL1
COL2/PORT2ROW7
ROW6
MAX7348
QSOP
INT
+
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
ALERT
V+
SCLROW2
ROW1
ROW0
COL7/PORT7
TOP VIEW
SDA
AD0
GND
SOUNDERROW4
COL4/PORT4
COL3/PORT3
ROW3
16
15
14
13
9
10
11
12
COL0
COL1
COL2/PORT2
COL5/PORT5COL6/PORT6
ROW7
ROW6
ROW5
QSOP
MAX7349
INT
+
Pin Configurations
MAX7349
19
20
21
22
12 3456
18 17 16 15 14 13
23
24
12
11
10
9
8
7
INT
ALERT
V+
COL7/PORT7
ROW1
ROW2
ROW3
COL3/PORT3
COL4/PORT4
ROW4
ROW5
SCL
SDA
GND
SOUNDER
COL0
ROW0
COL1
COL5/PORT5
COL2/PORT2
COL6/PORT6
ROW6
ROW7
AD0
TOP VIEW
TQFN-EP
+
EP*
*EP = EXPOSED PADDLE
15
16
14
13
6
5
7
ROW3
ROW5
8
ROW2
SDA
COL0
SCL
12
V+
4
12 11 9
ROW0
ROW1
COL1
COL2/PORT2
ROW7
ROW6
EP*
*EP = EXPOSED PADDLE
MAX7347
ROW4 GND
3
10
INT
TQFN-EP
TOP VIEW
+
MAX7347/MAX7348/MAX7349
2-Wire Interfaced Low-EMI Key Switch
and Sounder Controllers
______________________________________________________________________________________ 27
Package Information
(The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information,
go to www.maxim-ic.com/packages
.)
QSOP.EPS
F
1
1
21-0055
PACKAGE OUTLINE, QSOP .150", .025" LEAD PITCH
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P29

MAX7347ATE+T

Mfr. #:
Buy MAX7347ATE+T
Manufacturer:
Maxim Integrated
Description:
Interface - Specialized Low-EMI Key Switch & Sounder Controller
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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