TSC2000IPW datasheet(6/34 Pages) TI

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TSC2000

SBAS257

TYPICAL CHARACTERISTICS (Cont.)

At TA = +25°C, +VDD = +2.7V, conversion clock = 2MHz, 12-bit mode. Internal VREF = +2.5V, unless otherwise noted.

INTERNAL REFERENCE vs TEMPERATURE

–60

100

–40

–20

Temperature (

°C)

2.55

2.54

2.53

2.52

2.51

2.5

2.49

2.48

2.47

2.46

2.45

1.275

1.27

1.265

1.26

1.255

1.25

1.245

1.24

1.235

1.23

1.225

2.5V Reference

1.25V Reference

INTERNAL REFERENCE vs V

3.3

3.5

2.5

3.7

2.7

2.9

3.1

DD (V)

2.55

2.54

2.53

2.52

2.51

2.5

2.49

2.48

2.47

2.46

2.45

1.275

1.27

1.265

1.26

1.255

1.25

1.245

1.24

1.235

1.23

1.225

2.5V Reference

1.25V Reference

INTERNAL OSCILLATOR FREQUENCY

vs TEMPERATURE

–60

100

–40

–20

Temperature (

°C)

8.4

8.2

7.8

7.6

7.4

7.2

TOUCHSCREEN DRIVER ON-RESISTANCE

vs TEMPERATURE

–60

100

–40

–20

Temperature (

°C)

7.5

6.5

5.5

4.5

TOUCH SCREEN DRIVER ON-RESISTANCE vs V

3.1

2.5

3.7

2.7

3.3

Supply Voltage (V)

6.9

6.8

6.7

6.6

6.5

6.4

6.3

6.2

6.1

3.5

2.9

TEMP1 DIODE VOLTAGE vs TEMPERATURE

–60

100

–40

–20

Temperature (

°C)

800

750

700

650

600

550

500

450

400

TSC2000IPW 数据表(PDF) 6 Page - Texas Instruments

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