TSC2004 datasheet(9/62 Pages) TI2

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TYPICAL CHARACTERISTICS

-40

-20

100

Temperature( C)

1.5

1.0

0.5

-0.5

-1.0

-1.5

SNSVDD=IOVDD=V

REF

SNSVDD=1.2V

SNSVDD=1.6V

SNSVDD=3.0V

-40

-20

100

Temperature( C)

1.5

1.0

0.5

-0.5

-1.0

-1.5

SNSVDD=I/OVDD=V

REF

SNSVDD=1.2V

SNSVDD=1.6V

SNSVDD=3.0V

100

Temperature( C)

650

550

450

350

250

150

SNSVDD=3.0V

I/OVDD=SNSVDD=V

REF

SNSVDD=1.6V

SNSVDD=1.2V

1.2

1.6

2.0

2.4

2.8

3.2

3.6

SNSVDD(V)

1.00

0.75

0.50

0.25

I/OVDD=SNSVDD=V

REF

T =+25 C

=2MHz

ADC

=1MHz

ADC

1.2

1.6

2.0

2.4

2.8

3.2

3.6

SNSVDD(V)

1.2

1.0

0.8

0.6

0.4

0.2

TouchSensorModeledBy:

forY-Plane

1kW forZ(TouchResistance)

(2)

M=15,W=7

(1)

M=1,W=1

(1)

I/OVDD=SNSVDD=V

REF

A =+25°C

PVS

PRE

SNS =defaultvalues

TSC-InitiatedModeScanX,Y,Zat50SSPS

TSC2004

SBAS408E – JUNE 2007 – REVISED MARCH 2008

At TA = –40°C to +85°C, SNSVDD = VREF = +1.2V to +3.6V, I/OVDD = +1.2V to +3.6V, fADC = fOSC/2,

High-Speed mode (fSCL = 3.4MHz), 12-bit mode, and non-continuous AUX measurement, unless otherwise noted.

CHANGE IN OFFSET

CHANGE IN GAIN

vs TEMPERATURE

Figure 3.

Figure 4.

SNSVDD SUPPLY CURRENT

vs TEMPERATURE

vs SNSVDD SUPPLY VOLTAGE

Figure 5.

Figure 6.

SNSVDD SUPPLY CURRENT

vs SNSVDD SUPPLY VOLTAGE

(1)

See Table 1

(2)

See Figure 26

Figure 7.

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