TSC2008RGVR datasheet(23/37 Pages) TI

No de pièce	TSC2008RGVR

Description	1.2V to 3.6V, 12-Bit, Nanopower, 4-Wire Micro TOUCH SCREEN CONTROLLER with SPI?

PDF	37 Pages

Scroll/Zoom	100%

Fabricant	TI [Texas Instruments]

Site Internet	http://www.ti.com

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23 / 37 page

Data Format

FS=Full-ScaleVoltage=V

REF

(1)

1LSB=V

/4096

REF

(1)

1LSB

11...111

11...110

11...101

00...010

00...001

00...000

1LSB

InputVoltage

(V)

(2)

TSC2008

www.ti.com .................................................................................................................................................. SBAS406A – JUNE 2008 – REVISED DECEMBER 2008

The TSC2008 output data are in Straight Binary format as shown in Figure 29. This figure shows the ideal output

code for the given input voltage and does not include the effects of offset, gain, or noise.

(1)

Reference voltage at converter: +REF – (–REF). See Figure 24.

(2)

Input voltage at converter, after multiplexer: +IN – (–IN). See Figure 24.

Figure 29. Ideal Input Voltages and Output Codes

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