sx8661 Semtech Corporation, sx8661 Datasheet - Page 11

• Manufacturer Part Number: sx8661
• Description: Low Power, Capacitive Button Touch And Proximity Controller 8 Sensors With Led Drivers And Analog Output
• Manufacturer: Semtech Corporation

ADVANCED COMMUNICATIONS & SENSING
Notes:
(i) All timing specifications, Figure 4 and Figure 5, refer to voltage levels (V
The interface complies with slave F/S mode as described by NXP: “I2C-bus specification, Rev. 03 - 19 June 2007”
Revision v3.2, January 2011
Parameter
I2C Timing Specifications
SCL clock frequency
SCL low period
SCL high period
Data setup time
Data hold time
Repeated start setup time
Start condition hold time
Stop condition setup time
Bus free time between stop and start
Input glitch suppression
(i)
Figure 4
Symbol
f
t
t
t
t
t
t
t
t
t
Table 6
Low Power, Capacitive Button Touch and Proximity Controller
SCL
LOW
HIGH
SU;DAT
HD;DAT
SU;STA
HD;STA
SU;STO
BUF
SP
© 2011 Semtech Corp.
Figure 5
I2C Start and Stop timing
I2C Timing Specification
I2C Data timing
11
Conditions
(8 sensors) with LED Drivers and Analog Output
Min.
1.3
0.6
100
0
0.6
0.6
0.6
500
IL
, V
IH
, V
OL
Typ.
) defined in Table 5.
www.semtech.com
Max.
400
50
DATASHEET
SX8661
Unit
KHz
us
us
ns
ns
us
us
us
us
ns