SX9331EVKA datasheet(10/48 Pages) SEMTECH

Part #	SX9331EVKA

Description	PerSe Connect, High Performance Small 5-ch. Capacitive Sensor

PDF	48 Pages

Scroll/Zoom	100%

Manufacturer	SEMTECH [Semtech Corporation]

Direct Link	http://www.semtech.com

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10 / 48 page

SX9331

Final Datasheet

April 21, 2023

www.semtech.com

10 of 48

Rev. 2

Proprietary & Confidential

Semtech

Parameter

Symbol

Conditions

Min

Typ.

Max

Unit

I2C Timing Specifications (Cf. figure below)

SCL clock frequency

fSCL

400

kHz

SCL low period

tLOW

1.3

SCL high period

tHIGH

0.6

Data setup time

tSU;DAT

0.1

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

1.3

Data valid time

tVD;DAT

0.9

Data valid acknowledge time

tVD;ACK

0.9

Rise time of SCL and SDA

tR400

Load ≤ 400pF

300

Fall time of SCL and SDA

tF400

Load ≤ 400pF

20*( VPULL

/5.5)

300

Input glitch suppression

tSP

Note 1

Note 1: Minimum glitch amplitude is 0.7VDD at High level and Maximum 0.3VDD at Low level.

Table 7: I2C Timing Specifications

Figure 3: I2C Timing

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