sx8643 Semtech Corporation, sx8643 Datasheet - Page 4

• Manufacturer Part Number: sx8643
• Description: Ultra Low Power, Capacitive Button Touch Controller 12 Sensors With Enhanced Led Drivers
• Manufacturer: Semtech Corporation

ADVANCED COMMUNICATIONS & SENSING
1 G
1.1 Pin Diagram
1.2 Marking information
Revision 7_5, February 10
ENERAL
D
ESCRIPTION
cap2
cap3
cap4
cap5
cap6
cap7
cap8
cap9
1
2
3
4
5
6
7
8
32
Figure 1
9
yyww = Date Code
xxxxx = Semtech lot number
R05
Figure 2
© 2010 Semtech Corp.
31
10
Ultra Low Power, Capacitive Button Touch Controller
30
11
Pinout Diagram
= Semtech Code
SX8643
yyww
xxxxx
R05
Marking Information
Top View
SX8643
29
12
bottom ground pad
4
28
13
27
14
(12 sensors) with Enhanced LED Drivers
26
15
25
16
24
23
22
21
20
19
18
17
gnd
gpio5
gpio4
gpio3
gpio2
gnd
gpio1
gpio0
DATASHEET
www.semtech.com
SX8643