4

ADS7835

®

TYPICAL PERFORMANCE CURVES

At TA = +25°C, +VCC = +5V, fSAMPLE = 500kHz, fCLK = 16 • fSAMPLE, and internal +2.5V reference, unless otherwise specified.

0

60

80

100

–40

–20

20

Temperature (

°C)

CHANGE IN FULL-SCALE ERRORS

vs TEMPERATURE

1.0

0.0

–1.0

–2.0

–3.0

–4.0

–5.0

40

Positive Full-Scale Error

Negative Full-Scale Error

CHANGE IN BIPOLAR OFFSET ERROR

vs TEMPERATURE

–40

100

–20

0

20

40

Temperature (

°C)

0.6

0.4

0.2

0.0

–0.2

–0.4

–0.6

–0.8

–1.0

60

80

POWER-DOWN SUPPLY CURRENT

vs TEMPERATURE

20

–40

100

–20

0

40

Temperature (

°C)

470

460

450

440

430

420

410

400

390

60

80

SUPPLY CURRENT vs TEMPERATURE

20

–40

100

–20

0

40

Temperature (

°C)

60

80

3.8

3.7

3.6

3.5

3.4

3.3

3.2

3.1

3.0

f

SAMPLE

= 500kHz

f

SAMPLE

= 125kHz

SUPPLY CURRENT vs SAMPLE RATE

100

200

300

400

500

600

700

Sample Rate (kHz)

4.0

3.9

3.8

3.7

3.6

3.5

3.4

3.3

3.2

3.1

3.0

CHANGE IN INTEGRAL and DIFFERENTIAL LINEARITY

vs SAMPLE RATE

0

100

200

300

400

500

600

700

Sample Rate (kHz)

0.5

0.4

0.3

0.2

0.1

0.0

–0.1

–0.2

–0.3

–0.4

–0.5

Change in Differential

Linearity (LSB)

Change in Integral

Linearity (LSB)