TYPICAL PERFORMANCE CURVES:+2.7V (CONT)
At TA = +25°C, +VCC = +2.7V, VREF = +2.5V, fSAMPLE = 125kHz, and fCLK = 16 • fSAMPLE = 2MHz, unless otherwise noted.
POWER DOWN SUPPLY CURRENT
vs TEMPERATURE
SUPPLY CURRENT vs TEMPERATURE
400
350
300
250
200
150
100
140
120
100
80
60
40
20
–40
–20
0
20
40
60
80
100
–40
–20
0
20
40
60
80
100
Temperature (˚C)
Temperature (˚C)
INTEGRAL LINEARITY ERROR vs CODE
DIFFERENTIAL LINEARITY ERROR vs CODE
1.00
0.75
1.00
0.75
0.50
0.50
0.25
0.25
0.00
0.00
–0.25
–0.50
–0.75
–1.00
–0.25
–0.50
–0.75
–1.00
000H
800H
FFFH
000H
800H
FFFH
Output Code
Output Code
CHANGE IN GAIN vs TEMPERATURE
CHANGE IN OFFSET vs TEMPERATURE
0.15
0.10
0.6
0.4
0.05
0.2
0.00
0.0
–0.05
–0.10
–0.15
–0.2
–0.4
–0.6
–40
–20
0
20
40
60
80
100
–40
–20
0
20
40
60
80
100
Temperature (˚C)
Temperature (˚C)
®
ADS7844
7
BB [ BURR-BROWN CORPORATION ]
