LTC2641/LTC2642
TYPICAL PERFORMANCE CHARACTERISTICS
Integral Nonlinearity (INL)
1.0
0.8
0.6
0.4
INL (LSB)
INL (LSB)
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
16384
32768
CODE
49152
65535
26412 G01
Integral Nonlinearity (INL)
vs Supply (V
DD
)
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
2
3
4
V
DD
(V)
26412 G02
INL vs V
REF
1.0
0.8
0.6
V
DD
= 5.5V
LTC2642-16
V
REF
= 2.5V
V
DD
= 5V
V
REF
= 2.5V
+INL
INL (LSB)
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
5
6
–1.0
2
3
+INL
–INL
–INL
4
V
REF
(V)
5
6
26412 G03
Differential Nonlinearity (DNL)
1.0
0.8
0.6
0.4
DNL (LSB)
DNL (LSB)
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
16384
32768
CODE
49152
65535
26412 G04
Differential Nonlinearity (DNL)
vs Supply (V
DD
)
1.0
0.8
0.6
0.4
DNL (LSB)
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
2
3
4
V
DD
(V)
26412 G05
DNL vs V
REF
1.0
0.8
0.6
0.4
V
DD
= 5.5V
LTC2642-16
V
REF
= 2.5V
V
DD
= 5V
V
REF
= 2.5V
+DNL
–DNL
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
+DNL
–DNL
5
6
2
3
4
V
REF
(V)
5
6
26412 G06
INL vs Temperature
1.0
0.8
0.6
0.4
INL (LSB)
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
–40
–15
35
10
TEMPERATURE (°C)
60
85
26412 G07
DNL vs Temperature
1.0
5
V
REF
= 2.5V
V
DD
= 5V
4
3
2
BZE (LSB)
+DNL
–DNL
1
0
–1
–2
–3
–4
–15
35
10
TEMPERATURE (°C)
60
85
26412 G08
Bipolar Zero Error vs Temperature
V
REF
= 2.5V
V
DD
= 5V
V
REF
= 2.5V
V
DD
= 5V
+INL
DNL (LSB)
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–INL
–1.0
–40
–5
–40
–15
35
10
TEMPERATURE (°C)
60
85
26412 G09
26412f
6
LINER [ LINEAR TECHNOLOGY ]
