ADS7844

8

SBAS100A

www.ti.com

REFERENCE CURRENT vs SAMPLE RATE

75

0

125

25

50

100

Sample Rate (kHz)

14

12

10

8

6

4

2

0

REFERENCE CURRENT vs TEMPERATURE

20

–40

100

–20

0

40

Temperature (˚C)

18

16

14

12

10

8

6

60

80

SUPPLY CURRENT vs +V

CC

3.5

25

2.5

4

+V

CC (V)

320

300

280

260

240

220

200

180

4.5

3

f

SAMPLE = 12.5kHz

V

REF = +VCC

MAXIMUM SAMPLE RATE vs +V

CC

3.5

25

2.5

4

+V

CC (V)

1M

100k

10k

1k

4.5

3

V

REF = +VCC

TYPICAL PERFORMANCE CURVES (CONT)

At TA = +25°C, +VCC = +2.7V, VREF = +2.5V, fSAMPLE = 125kHz, and fCLK = 16 • fSAMPLE = 2MHz, unless otherwise noted.