Техническая Спецификация для Linear Technology LTC2471 - Selectable 208sps/833sps, 16-Bit I2C Delta Sigma ADCs with 10ppm/C Max Precision Reference (Req DC590B) Linear DC1718A
Модели
DC1718A
LTC2471/LTC2473
5
24713fb
Typical perForMance characTerisTics
Offset Error vs Temperature
ADC Gain Error vs Temperature
Transition Noise vs Temperature
Conversion Mode Power Supply
Current vs Temperature
Sleep Mode Power Supply
Current vs Temperature
V
REF
vs Temperature
(T
A
= 25°C, unless otherwise noted)
TEMPERATURE (°C)
OFFSET ERROR (LSB)
15
35
24713 G04
10
20
25
30
5
0
V
CC
= 5.5V
V
CC
= 4.1V
V
CC
= 2.7V
–50
–10
10
–30
50
70
30
90
TEMPERATURE (°C)
–50
ADC GAIN ERROR (LSB)
50
0
24713 G05
–10
30
10
20
40
–30
30
50
70
10
–10
90
V
CC
= 5.5V
V
CC
= 4.1V
V
CC
= 2.7V
TEMPERATURE (°C)
TRANSITION NOISE RMS (µ
V)
6
10
24713 G06
4
5
7
8
9
3
2
1
0
–50
–10
10
–30
50
70
30
90
V
CC
= 5.5V
V
CC
= 2.7V
–50
–10
10
–30
50
70
30
90
V
CC
= 5.5V
V
CC
= 2.7V
TEMPERATURE (°C)
CONVERSION CURRENT (mA)
4.0
3.9
24713 G07
3.4
3.5
3.6
3.7
3.8
3.3
3.2
3.1
3.0
V
CC
= 4.1V
–50
–10
10
–30
50
70
30
90
V
CC
= 5.5V
TEMPERATURE (°C)
SLEEP CURRENT (nA)
350
24713 G08
150
300
250
200
100
50
0
V
CC
= 2.7V
V
CC
= 4.1V
–50
–10
10
–30
50
70
30
90
TEMPERATURE (°C)
REFERENCE OUTPUT VOL
TAGE (V)
1.2508
24713 G09
1.2502
1.2503
1.2504
1.2505
1.2506
1.2507
Integral Nonlinearity
Integral Nonlinearity
Maximum INL vs Temperature
DIFFERENTIAL INPUT VOLTAGE (V)
–1.25
–0.75
–0.25
INL (LSB)
1
3
24713 G02
–1
0
2
–2
–3
0.25
0.75
1.25
V
CC
= 5.5V
T
A
= –45°C, 25°C, 90°C
OUTPUT RATE = 208sps
TEMPERATURE (°C)
INL (LSB)
2
6
24713 G03
–2
0
4
–4
–6
–50 –30
10
30
50
70
–10
90
V
CC
= 5.5V
V
CC
= 4.1V
V
CC
= 2.7V
OUTPUT RATE = 208sps
DIFFERENTIAL INPUT VOLTAGE (V)
–1.25
–0.75
–0.25
INL (LSB)
1
3
24713 G01
–1
0
2
–2
–3
0.25
0.75
1.25
V
CC
= 2.7V
T
A
= –45°C, 25°C, 90°C
OUTPUT RATE = 208sps