Datasheet

LTC2450-1
4
24501fc
TYPICAL PERFORMANCE CHARACTERISTICS
Integral Nonlinearity Integral Nonlinearity Maximum INL vs Temperature
Offset Error vs Temperature Gain Error vs Temperature Transition Noise vs Temperature
Transition Noise vs Output Code
Conversion Mode Power Supply
Current 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
24501 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
24501 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
24501 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
7
6
5
4
3
2
1
0
25 75
24501 G04
–25 0
50 100
OFFSET (LSB)
V
CC
= 4.1V
V
CC
= 2.7V
V
CC
= 5.5V
TEMPERATURE (°C)
–50
–1
GAIN ERROR (LSB)
0
1
2
3
5
–25
02550
24501 G05
75 100
4
V
CC
= 4.1V
V
CC
= 2.7V
V
CC
= 5.5V
TEMPERATURE (°C)
–50
TRANSITION NOISE RMS (μV)
1.50
3.00
10
70 90
24501 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
OUTPUT CODE (NORMALIZED TO FULL SCALE)
0
TRANSITION NOISE RMS (μV)
1.50
3.00
0.80 1.00
24501 G07
1.00
0.25
0.50
0.75
2.50
2.00
1.25
2.75
0
2.25
1.75
0.20
0.40 0.60
V
CC
= 5V
V
CC
= 3V
T
A
= 25°C
TEMPERATURE (°C)
–45 –25
0
CONVERSION CURRENT (μA)
200
500
–5
35
55
24501 G08
100
400
300
15
75
95
V
CC
= 5V
V
CC
= 3V
V
CC
= 4.1V