LTC2421 LINER [Linear Technology], LTC2421 Datasheet - Page 6
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LTC2421
Manufacturer Part Number
LTC2421
Description
1-/2-Channel 20-Bit UPower No Latency ADCs in MSOP-10
Manufacturer
LINER [Linear Technology]
Datasheet
1.LTC2421.pdf
(32 pages)
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LTC2421/LTC2422
TYPICAL PERFOR A CE CHARACTERISTICS
6
–10
350
300
250
200
150
100
–5
60
50
40
30
20
10
50
10
0
5
0
0
–55
0
RMS Noise vs Reference Voltage
Noise Histogram
Full-Scale Error vs Temperature
V
V
V
V
V
V
CC
REF
IN
CC
REF
IN
= 5V
–30
= 0
= 5
= 5V
= 5
–2
= 5V
1
REFERENCE VOLTAGE (V)
–5
OUTPUT CODE (ppm)
TEMPERATURE ( C)
0
2
20
2
45
3
4
70
W
V
T
4
CC
A
6
95
= 25 C
= 5V
24212 G10
24212 G13
24212 G16
U
120
5
–100
–125
–150
1.25
5.00
3.75
2.50
–10
–25
–50
–75
–5
10
5
0
0
0
2.7
Full-Scale Error
vs Reference Voltage
Offset Error vs V
RMS Noise vs Code Out
0
V
T
V
V
V
T
A
A
REF
CC
REF
IN
0
= 25 C
= 25 C
= 0.3V TO 5.3V
= 5V
= 2.5V
= 5V
3.2
1
REFERENCE VOLTAGE (V)
CODE OUT (HEX)
3.7
2
V
7FFFF
CC
CC
4.2
(V)
3
4.7
V
V
CC
IN
4
= V
FFFFF
= 5V
5.2 5.5
24212 G11
24212 G14
24212 G17
REF
5
10.0
–10
–10
7.5
2.5
5.0
–5
–5
10
10
0
5
0
5
0
–55
2.7
2.7
Offset Error vs Temperature
Full-Scale Error vs V
RMS Noise vs V
V
V
V
V
V
T
V
T
CC
REF
IN
REF
IN
A
A
REF
= 25 C
= 25 C
–30
= 0V
= 2.5V
= 5V
= 5V
= 2.5V
= 2.5V
3.2
3.2
–5
TEMPERATURE ( C)
3.7
3.7
20
V
V
CC
CC
CC
4.2
4.2
(V)
(V)
45
CC
4.7
4.7
70
95
5.2 5.5
5.2 5.5
24212 G12
24212 G15
24212 G18
24212f
120