TYPICAL CHARACTERISTICS
(Cont.)
At T
A
= +25°C, V
CC
= 1.8V, V
REF
= 0.9V, f
SAMPLE
= 50kHz, f
CLK
= 24 • f
SAMPLE
, unless otherwise specified.
DIFFERENTIAL LINEARITY ERROR vs CODE
2
2
INTEGRAL LINEARITY ERROR vs CODE
1
DLE (LSBs)
ILE (LSBs)
3000
H
0000
H
Output Code
1000
H
1FFF
H
1
0
0
–1
–1
2000
H
–2
2000
H
3000
H
0000
H
Output Code
1000
H
1FFF
H
QUIESCENT CURRENT vs V
CC
2.5
10
REFERENCE CURRENT vs TEMPERATURE
Quiescent Current (mA)
2
Average Reference Current (µA)
1.5
2
2.5
V
CC
(V)
3
3.5
4
9
8
7
6
5
4
3
2
1
0
–50
–30
–10
10
30
50
70
90
1.5
1
0.5
0
Temperature (°C)
SUPPLY CURRENT vs TEMPERATURE
2
1.8
10
9
REFERENCE CURRENT vs SAMPLE RATE
1.4
1.2
1
0.8
0.6
0.4
0.2
0
–50
–30
–10
10
30
50
70
90
Reference Current (µA)
1.6
8
7
6
5
4
3
2
1
0
0
20
40
Sample Rate (kHz)
60
80
Supply Current (µA)
Temperature (°C)
ADS8324
SBAS172A
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