SX8652 datasheet(7/32 Pages) SEMTECH

Part #	SX8652

Description	15kV ESD Low Power 4-Wire

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Manufacturer	SEMTECH [Semtech Corporation]

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Revision V1.5/June 2010

SX8652

www.semtech.com

Page 7

ADVANCED COMMUNICATIONS & SENSING

DATASHEET

15kV ESD Low Power 4-Wire / 5-Wire Resistive

Touchscreen Controller with SPI Interface

2.4. Electrical Specifications

All values are valid within the recommended operating conditions unless otherwise specified.

Parameter

Symbol

Conditions

Min.

Typ

Max

Unit

Current consumption

Mode = MANUAL

Ipwd

Converter stopped, pen

detection off, SPI listening,

OSC stopped

0.4

1

uA

Mode = PENDET

Ipndt

Converter stopped, pen

detection activated, device

generates interrupt upon

detection, SPI listening, OSC

stopped

0.4

1

uA

Mode =PENTRIG

Ipntr

Converter stopped, pen

detection activated, device

starts conversion upon pen

detection. SPI listening, OSC

stopped

0.4

1

uA

Mode=AUTO

Iauto

Converter stopped, pen

detection off, SPI listening,

OSC on, timer on

1.5

uA

Operation @8kSPS, VDD=1.8V

Iopl

23

50

uA

Operation @42kSPS, VDD=3.3V Ioph

105

140

uA

Digital I/O

High-level input voltage

VIH

0.8VDD

VDD+0.2

V

Low-level input voltage

VIL

VSS-0.3

0.2VDD

V

Hysteresis

VHysLow

VDD > 2V

0.05 VDD

V

VHysHigh

VDD < 2V

0.1 VDD

V

Output Logic High

VOH

IOL<-4mA

0.8VDD

Output Logic Low

VOL

IOL<4mA

0

0.4

V

Input leakage current

LI

CMOS input

±1

uA

High ESD Input - Output

capacitance

CX+/BR ,CX-/TL

,CY+/TR , CY-/BL,

CAUX

50

pF

Input - Output capacitance

CNRST , CNIRQ

,CNCS ,CDIN ,

CDOUT, CSCLK

5

pF

Table 5. Electrical Specifications

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