Datasheet

VA(V)
2.7
2.8
2.9
3.0
3.1
3.2
3.3
3.4
3.5
3.6
4.5
4.6
4.7
4.8
4.9
5.0
5.1
5.2
5.3
5.4
5.5
8.0
7.5
7.0
6.5
6.0
5.5
5.0
4.5
4.0
IA(mA)
V =2.500V
REF
V =4.096V
REF
VA(V)
2.7
2.8
2.9
3.0
3.1
3.2
3.3
3.4
3.5
3.6
4.5
4.6
4.7
4.8
4.9
5.0
5.1
5.2
5.3
5.4
5.5
500
450
400
350
300
NapCurrent( A)m
V =2.500V
REF
V =4.096V
REF
OutputCode
3
2
1
0
1
2
3
-
-
-
4000h
8000h
C000h FFFFh
0000h
DLE(LSB)
VA=VBD=2.7V
V =2.500V
REF
OutputCode
3
2
1
0
1
2
3
-
-
-
4000h
8000h
C000h FFFFh
0000h
DLE(LSB)
VA=VBD=5.0V
V =4.096V
REF
OutputCode
3
2
1
0
1
2
3
-
-
-
4000h
8000h
C000h FFFFh
0000h
ILE(LSB)
VA=VBD=2.7V
V =2.500V
REF
OutputCode
3
2
1
0
1
2
3
-
-
-
4000h
8000h
C000h FFFFh
0000h
ILE(LSB)
VA=VBD=5.0V
V =4.096V
REF
ADS8331
ADS8332
SBAS363C –DECEMBER 2009–REVISED MAY 2012 www.ti.com
TYPICAL CHARACTERISTICS: DC Performance
At T
A
= +25°C, V
REF
(REF+ – REF–) = 4.096V when VA = VBD = 5V or V
REF
(REF+ – REF–) = 2.5V when VA = VBD = 2.7V,
f
SCLK
= 21MHz, and f
SAMPLE
= 500kSPS, unless otherwise noted.
INTEGRAL LINEARITY ERROR INTEGRAL LINEARITY ERROR
vs CODE vs CODE
Figure 5. Figure 6.
DIFFERENTIAL LINEARITY ERROR DIFFERENTIAL LINEARITY ERROR
vs CODE vs CODE
Figure 7. Figure 8.
ANALOG SUPPLY CURRENT ANALOG SUPPLY CURRENT IN NAP MODE
vs ANALOG SUPPLY VOLTAGE vs ANALOG SUPPLY VOLTAGE
Figure 9. Figure 10.
12 Copyright © 2009–2012, Texas Instruments Incorporated