Datasheet

LTC2450
4
2450fb
TYPICAL PERFORMANCE CHARACTERISTICS
Integral Nonlinearity, V
CC
= 5V Integral Nonlinearity, V
CC
= 3V
Maximum INL vs Temperature
Offset Error vs Temperature
Gain Error vs Temperature Transition Noise vs Temperature
INPUT VOLTAGE (V)
0
–3.0
INL (LSB)
–2.0
–1.0
0
1.0
3.0
1.5 2.5 3.5
2450 G01
4.5
0.5
1.0 2.0 3.0 4.0 5.0
2.0
–2.5
–1.5
–0.5
0.5
2.5
1.5
V
CC
= V
REF
= 5V
T
A
= –45°C, 25°C, 90°C
INPUT VOLTAGE (V)
0
–3.0
INL (LSB)
–2.0
–1.0
0
1.0
3.0
0.5
1.0 1.5 2.0
2450 G02
2.5 3.0
2.0
–2.5
–1.5
–0.5
0.5
2.5
1.5
V
CC
= V
REF
= 3V
T
A
= –45°C, 25°C, 90°C
TEMPERATURE (°C)
–50
INL (LSB)
2.0
5.0
25
75
100
2450 G03
1.0
0.5
4.0
3.0
1.5
4.5
0
3.5
2.5
–25 0
50
V
CC
= 5V
V
CC
= 4.1V
V
CC
= 3V
TEMPERATURE (°C)
–50
OFFSET (LSB)
2.0
5.0
25
75
100
2450 G04
1.0
0.5
4.0
3.0
1.5
4.5
0
3.5
2.5
–25 0
50
V
CC
= 5V
V
CC
= 4.1V
V
CC
= 3V
TEMPERATURE (°C)
–50
GAIN ERROR (LSB)
2.0
5.0
25
75
100
2450 G05
1.0
0.5
4.0
3.0
1.5
4.5
0
3.5
2.5
–25 0
50
V
CC
= 5V
V
CC
= 4.1V
V
CC
= 3V
TEMPERATURE (°C)
–50
TRANSITION NOISE RMS (μV)
1.50
3.00
10
70 90
2450 G06
1.00
0.25
0.50
0.75
2.50
2.00
1.25
2.75
0
2.25
1.75
–30 –10
30 50
V
CC
= 5V
V
CC
= 4.1V
V
CC
= 3V