Datasheet

LTC2641/LTC2642
7
26412fc
For more information www.linear.com/LTC2641
Typical perForMance characTerisTics
Bipolar Gain Error vs Temperature
Unbuffered Zero Scale Error vs
Temperature (LTC2641-16)
Unbuffered Full-Scale Error vs
Temperature (LTC2641-16)
14-Bit Integral Nonlinearity (INL)
(LTC2642-14)
I
REF
vs Code (Unipolar LTC2641)
14-Bit Differential Nonlinearity
(DNL) (LTC2642-14)
12-Bit Integral Nonlinearity (INL)
(LTC2642-12)
12-Bit Differential Nonlinearity
(DNL) (LTC2642-12)
I
REF
vs Code (Bipolar LTC2642)
TEMPERATURE (°C)
–40
BGE (LSB)
1
3
60
26412 G10
–1
–3
0
2
4
5
–2
–4
–5
–15
10
35
85
V
REF
= 2.5V
V
DD
= 5V
TEMPERATURE (°C)
–40
ZSE (LSB)
1.0
0.8
0.6
0.4
0.2
–0.2
–0.4
–0.6
–0.8
60
26412 G11
0
–1.0
–15
10
35
85
TEMPERATURE (°C)
–40
FSE (LSB)
60
26412 G12
–15
10
35
85
1.0
0.8
0.6
0.4
0.2
–0.2
0
–0.4
–0.6
–0.8
–1.0
CODE
0
–1.0
INL (LSB)
–0.8
–0.4
–0.2
0
1.0
0.4
4096
8192
26412 G13
–0.6
0.6
0.8
0.2
12288
16383
LTC2642-14
V
REF
= 2.5V
V
DD
= 5V
CODE
0
–1.0
DNL (LSB)
–0.8
–0.4
–0.2
0
1.0
0.4
4096
8192
26412 G14
–0.6
0.6
0.8
0.2
12288
16383
LTC2642-14
V
REF
= 2.5V
V
DD
= 5V
CODE
0
I
REF
(µA)
100
150
65535
26412 G15
50
0
16384
32768
49152
250
200
V
REF
= 2.5V
CODE
0
–1.0
INL (LSB)
–0.8
–0.4
–0.2
0
1.0
0.4
1024
2048
26412 G16
–0.6
0.6
0.8
0.2
3072
4095
LTC2642-12
V
REF
= 2.5V
V
DD
= 5V
CODE
0
–1.0
DNL (LSB)
–0.8
–0.4
–0.2
0
1.0
0.4
1024
2048
26412 G17
–0.6
0.6
0.8
0.2
3072
4095
LTC2642-12
V
REF
= 2.5V
V
DD
= 5V
CODE
0
I
REF
(µA)
100
150
65535
26412 G18
50
0
16384
32768
49152
250
200
V
REF
= 2.5V