SX8661Z datasheet(11/87 Pages) SEMTECH

Part #	SX8661Z

Description	Low Power, Capacitive Button Touch and Proximity Controller with LED Drivers and Analog Output

PDF	87 Pages

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Manufacturer	SEMTECH [Semtech Corporation]

Direct Link	http://www.semtech.com

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ADVANCED COMMUNICATIONS & SENSING

DATASHEET

Revision v4.0, February 2016

www.semtech.com

SX8661Z

Low Power, Capacitive Button Touch and Proximity Controller

(8 sensors) with LED Drivers and Analog Output

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Unit

I2C Timing Specifications

(i)

SCL clock frequency

fSCL

400

KHz

SCL low period

tLOW

1.3

SCL high period

tHIGH

0.6

Data setup time

tSU;DAT

100

Data hold time

tHD;DAT

Repeated start setup time

tSU;STA

0.6

Start condition hold time

tHD;STA

0.6

Stop condition setup time

tSU;STO

0.6

Bus free time between stop and start

tBUF

500

Input glitch suppression

tSP

Table 6

I2C Timing Specification

Notes:

(i) All timing specifications, Figure 4 and Figure 5, refer to voltage levels (VIL, VIH, VOL) defined in Table 5.

The interface complies with slave F/S mode as described by NXP: “I2C-bus specification, Rev. 03 - 19 June 2007”

SDA

SCL

tSU;STA

tHD;STA

tSU;STO

tBUF

70%

30%

70%

Figure 4

I2C Start and Stop timing

SDA

SCL

tLOW

tHIGH

tHD;DAT

tSU;DAT

tSP

70%

30%

70%

30%

Figure 5

I2C Data timing

SX8661Z Datasheet(PDF) 11 Page - Semtech Corporation

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