LTC2410 Linear Technology, LTC2410 Datasheet - Page 27

• Manufacturer Part Number: LTC2410
• Description: 24-Bit No Latency ADC with Differential Input and Differential Reference
• Manufacturer: Linear Technology

APPLICATIO S I FOR ATIO
Figure 30. Resolution (Noise
vs Output Data Rate and Temperature
250
225
200
175
150
125
100
24
23
22
21
20
19
18
17
16
15
14
13
12
75
50
25
Figure 32. Offset Error vs Output
Data Rate and Reference Voltage
0
0
0
V
REF
REF
V
V
F
RESOLUTION = LOG
10 20 30 40 50 60 70 80 90 100
V
REF
V
V
F
T
10 20 30 40 50 60 70 80 90 100
OUTPUT DATA RATE (READINGS/SEC)
O
OUTPUT DATA RATE (READINGS/SEC)
CC
INCM
IN
O
A
CC
INCM
IN
U
= EXTERNAL OSCILLATOR
= EXTERNAL OSCILLATOR
= 25 C
+
= 0V
–
= 0V
= 5V
+
= 5V
= 5V
= GND
= GND
= 2.5V
= 2.5V
Figure 34. Resolution (INL
U
T
V
A
REF
2
= 85 C
(V
REF
= 2.5V
/NOISE
W
RMS
V
T
REF
A
= 25 C
= 5V
RMS
1LSB)
)
2410 F30
2410 F32
22
20
18
16
14
12
10
8
0
T
V
REF
V
–0.5V • V
F
MAX
O
A
CC
INCM
U
10 20 30 40 50 60 70 80 90 100
OUTPUT DATA RATE (READINGS/SEC)
= 25 C
= EXTERNAL OSCILLATOR
–
= 5V
V
= GND
= 0.5 • REF
REF
1LSB) vs Output Data Rate and Reference Voltage
REF
= 2.5V
< V
IN
+
< 0.5 • V
RESOLUTION =
LOG
V
REF
2
(V
REF
= 5V
REF
/INL
MAX
Figure 33. Resolution (Noise
Output Data Rate and Reference Voltage
2410 F34
)
Figure 31. Resolution (INL
vs Output Data Rate and Temperature
22
20
18
16
14
12
10
24
23
22
21
20
19
18
17
16
15
14
13
12
8
0
0
RESOLUTION = LOG
V
REF
REF
V
–2.5V < V
F
10 20 30 40 50 60 70 80 90 100
V
REF
V
V
F
T
RESOLUTION = LOG
10 20 30 40 50 60 70 80 90 100
O
CC
INCM
OUTPUT DATA RATE (READINGS/SEC)
OUTPUT DATA RATE (READINGS/SEC)
O
T
CC
INCM
IN
A
A
= EXTERNAL OSCILLATOR
= EXTERNAL OSCILLATOR
= 25 C
+
–
= 5V
= 0V
= 85 C
–
= 5V
= 5V
= GND
= GND
= 2.5V
= 2.5V
IN
< 2.5V
V
REF
T
= 2.5V
A
= 25 C
2
2
(V
V
(V
REF
REF
REF
/INL
RMS
RMS
= 5V
/NOISE
MAX
RMS
)
LTC2410
1LSB)
1LSB) vs
2410 F31
)
2410 F33
27