LTC2498 Linear Technology, LTC2498 Datasheet - Page 7
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LTC2498
Manufacturer Part Number
LTC2498
Description
24-Bit 8-/16-Channel ADC
Manufacturer
Linear Technology
Datasheet
1.LTC2498.pdf
(36 pages)
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TYPICAL PERFORMANCE CHARACTERISTICS
–0.1
–0.3
–0.2
1.0
0.9
0.4
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.8
0.7
0.6
0.5
0.1
0.3
0.2
0
–2.5
2.7
–45
RMS Noise
vs Input Differential Voltage
RMS Noise vs V
Offset Error vs Temperature
V
V
V
T
V
V
V
T
V
V
V
V
F
CC
REF
IN(CM)
A
REF
IN
IN(CM)
A
O
CC
REF
IN
IN(CM)
–30
–2
= 25°C
= 25°C
= GND
3.1
= 0V
= 0V
= 5V
INPUT DIFFERENTIAL VOLTAGE (V)
= 5V
= 5V
= 2.5V
= 5V
–1.5
–15
= 2.5V
= GND
= GND
3.5
–1
TEMPERATURE (°C)
0
–0.5
3.9
V
15
CC
CC
0
(V)
30
4.3
0.5
45
4.7
1
60
1.5
5.1
75
2498 G10
2498 G13
2498 G16
2
5.5
2.5
90
–0.1
–0.2
–0.3
1.0
0.9
0.8
0.7
0.6
0.5
0.4
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
–1
2.7
0
RMS Noise vs V
RMS Noise vs V
Offset Error vs V
V
V
V
V
T
V
V
V
T
REF
REF
V
V
T
A
CC
IN
IN(CM)
A
CC
REF
IN
IN(CM)
IN
IN(CM)
A
= 25°C
= 25°C
= 25°C
3.1
= 0V
= 0V
+
–
= 5V
= 5V
= 0V
0
= 5V
= 2.5V
= GND
1
= GND
= GND
= GND
3.5
1
2
V
3.9
IN(CM)
V
2
V
REF
CC
IN(CM)
REF
CC
(V)
(V)
4.3
3
(V)
3
4.7
4
4
5.1
5
2498 G11
2498 G14
2498 G17
5.5
6
5
–0.1
–0.3
–0.1
–0.2
–0.3
–0.2
1.0
0.9
0.5
0.4
0.3
0.2
0.1
0.3
0.2
0.1
0.8
0.7
0.6
0
0
–45
–1
0
RMS Noise vs Temperature (T
Offset Error vs V
Offset Error vs V
V
V
V
V
V
V
V
T
CC
REF
IN
IN(CM)
CC
REF
IN
A
–30 –15
= 25°C
= 0V
= 0V
0
= 5V
= 5V
= 5V
= 5V
1
= GND
1
TEMPERATURE (°C)
0
V
2
2
IN(CM)
V
15
REF
LTC2498
IN(CM)
REF
(V)
30
3
(V)
3
45
V
REF
V
V
T
4
CC
IN
IN(CM)
A
= 25°C
60
–
= 0V
= 5V
= GND
4
5
= GND
A
75
2498 G12
2498 G15
2498 G18
)
2498fc
7
90
6
5