ISL26320, ISL26321, ISL26322, ISL26323, ISL26324, ISL26325, ISL26329
9
FN8273.1
September 5, 2013
Typical Performance Characteristics T
A = +25°C, VDD = 5V, VREF = 5V, fSAMPLE = 250kHz, fSCLK = 20MHz,
unless otherwise specified.
FIGURE 3. DIFFERENTIAL NONLINEARITY (DNL) vs CODE
FIGURE 4. INTEGRAL NONLINEARITY (INL) vs CODE
FIGURE 5. DNL DISTRIBUTION vs TEMPERATURE
FIGURE 6. INL DISTRIBUTION vs TEMPERATURE
FIGURE 7. GAIN ERROR vs SUPPLY VOLTAGE AND TEMPERATURE
FIGURE 8. OFFSET ERROR vs SUPPLY VOLTAGE AND TEMPERATURE
-1.00
-0.75
-0.50
-0.25
0
0.25
0.50
0.75
1.00
-2000
-1000
0
1000
2000
CODE
DN
L
(
L
S
B
s
)
-1.00
-0.75
-0.50
-0.25
0
0.25
0.50
0.75
1.00
-2000
-1000
0
1000
2000
CODE
INL
(
L
SBs
)
-1.0
-0.8
-0.6
-0.4
-0.2
0.0
0.2
0.4
0.6
0.8
1.0
-40
-20
0
20
40
60
80
100
120
TEMPERATURE (°C)
DNL
NEGATIVE DNL
POSITIVE DNL
-1.0
-0.8
-0.6
-0.4
-0.2
0.0
0.2
0.4
0.6
0.8
1.0
-40
-20
0
20
40
60
80
100
120
TEMPERATURE (°C)
IN
L
NEGATIVE INL
POSITIVE INL
-40
-20
0
20
40
60
80
100
120
TEMPERATURE (°C)
GAIN
ERROR
(LSB)
-2.0
-1.5
-1.0
-0.5
0.0
0.5
1.0
1.5
2.0
5.0V
5.25V
2.7V
3.3V
-40
-20
0
20
40
60
80
100
120
TEMPERATURE (°C)
-1.0
-0.9
-0.8
-0.7
-0.6
-0.5
-0.4
-0.3
-0.2
-0.1
0.0
3.3V
5.0V
5.25V
2.7V
OFFSET
ERROR
(LSB)