ltc2428 Linear Technology Corporation, ltc2428 Datasheet - Page 7

• Manufacturer Part Number: ltc2428
• Description: 4-/8-channel 20-bit ?power No Latency Delta-sigma Adc
• Manufacturer: Linear Technology Corporation

TYPICAL PERFOR A CE CHARACTERISTICS
–10
350
300
250
200
150
100
–5
60
50
40
30
20
10
50
10
0
0
5
0
–55
RMS Noise vs Reference Voltage
0
Noise Histogram
Full-Scale Error vs Temperature
V
V
V
V
V
V
CC
REF
IN
CC
REF
IN
= 0
= 5V
–30
= 5V
= 5
–2
= 5
= 5V
1
REFERENCE VOLTAGE (V)
–5
OUTPUT CODE (ppm)
TEMPERATURE ( C)
0
2
20
2
45
3
4
70
W
V
T
4
A
CC
6
95
= 25 C
= 5V
24248 G10
24248 G16
24248G13
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
Offset Error vs
RMS Noise vs Code Out
Full-Scale Error
vs Reference Voltage
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
V
7FFFFF
CC
CC
4.2
(V)
3
4.7
V
V
4
CC
IN
FFFFFF
= V
= 5V
5.2 5.5
24248 G11
24248 G14
24248 G17
REF
5
10.0
–10
–10
2.5
7.5
5.0
LTC2424/LTC2428
–5
–5
10
10
0
5
5
0
0
–55
2.7
2.7
RMS Noise vs
Offset Error vs Temperature
Full-Scale Error vs V
V
V
V
V
V
T
V
T
A
CC
REF
IN
REF
IN
REF
A
= 25 C
= 25 C
= 0V
–30
= 2.5V
= 5V
= 5V
= 2.5V
= 2.5V
3.2
3.2
–5
TEMPERATURE ( C)
3.7
3.7
20
V
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
24248 G12
24248 G15
24248 G18
7
120