Datasheet

LTC2945
6
2945fa
For more information www.linear.com/LTC2945
Typical perForMance characTerisTics
INTV
CC
Supply Current in
Shutdown INTV
CC
Load Regulation INTV
CC
Line Regulation
ADC Integral Nonlinearity (ADIN)
ADC Differential Nonlinearity
(ADIN)
ADC Total Unadjusted Error
(ADIN)
V
DD
Supply Current V
DD
Supply Current in Shutdown INTV
CC
Supply Current
V
DD
= 48V, T
A
= 25°C, unless noted.
V
DD
SUPPLY VOLTAGE (V)
0
600
SUPPLY CURRENT (µA)
800
750
700
650
60
80
20 40
2945 G01
V
DD
SUPPLY VOLTAGE (V)
0
10
SUPPLY CURRENT (µA)
70
60
40
50
20
30
60
80
20 40
2945 G02
V
CC
SUPPLY VOLTAGE (V)
2
500
SUPPLY CURRENT (µA)
600
575
525
550
5
6
3 4
2945 G03
V
CC
SUPPLY VOLTAGE (V)
2
10.0
SUPPLY CURRENT (µA)
22.5
17.5
20.0
12.5
15.0
5 63 4
2945 G04
CODE
0
–0.3
ADC INL (LSB)
0.3
0.0
0.1
0.2
–0.2
–0.1
3072
4096
1024 2048
2945 G07
CODE
0
–0.3
ADC DNL (LSB)
0.3
0.0
0.1
0.2
–0.2
–0.1
3072
4096
1024 2048
2945 G08
CODE
0
–0.02
ADC TOTAL UNADJUSTED ERROR (%)
0.02
0.01
–0.01
0
3072
4096
1024 2048
2945 G09
LOAD CURRENT (mA)
0
4.8
INTV
CC
VOLTAGE (V)
5.2
5.1
4.9
5.0
86 102 4
2945 G05
V
DD
SUPPLY VOLYAGE (V)
0
3.0
INTV
CC
VOLTAGE (V)
5.5
4.5
5.0
3.5
4.0
6040 8020
2945 G06