sx8643 Semtech Corporation, sx8643 Datasheet - Page 39

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

ADVANCED COMMUNICATIONS & SENSING
5.2 General Parameters
Revision 7_5, February 10
General Parameters
Address
0x04
0x05
0x06
0x07
Name
I2CAddress
ActiveScanPeriod 7:0
DozeScanPeriod
PassiveTimer
Bits
7
6:0
7:0
7:0
Description
Reserved
Defines the I2C address (default 0x2B).
The I2C address will be active after a reset.
Active Mode Scan Period (Figure 7)
0x00: Reserved
0x01: 15ms
0x02: 30ms (default)
…
0xFF: 255 x 15ms
Doze Mode Scan Period (Figure 7)
0x00: Reserved
0x01: 15ms
…
0x0D: 195ms (default)
…
0xFF: 255 x 15ms
Passive Timer on Button Information (Figure 8)
0x00: OFF (default)
0x01: 1 second
…
0xFF: 255 seconds
Table 14
© 2010 Semtech Corp.
Ultra Low Power, Capacitive Button Touch Controller
General Parameters
39
(12 sensors) with Enhanced LED Drivers
DATASHEET
www.semtech.com
SX8643