Datasheet

LTC2452
5
2452fd
For more information www.linear.com/LTC2452
Typical perForMance characTerisTics
Offset Error vs Temperature Gain Error vs Temperature Transition Noise vs Temperature
Conversion Mode Power Supply
Current vs Temperature
Sleep Mode Power Supply
Current vs Temperature
Average Power Dissipation
vs Temperature, V
CC
= 3V
Power Supply Rejection
vs Frequency at V
CC
Conversion Time vs Temperature
(T
A
= 25°C, unless otherwise noted)
TEMPERATURE (°C)
–50
OFFSET ERROR (LSB)
1
5
2452 G04
–1
0
2
3
4
–2
–3
–4
–5
–25
25 50 75
0
100
V
CC
= V
REF
= 5V
V
CC
= V
REF
= 4.1V
V
CC
= V
REF
= 3V
TEMPERATURE (°C)
–50
GAIN ERROR (LSB)
1
5
2452 G05
–1
0
2
3
4
–2
–3
–4
–5
–25
25 50 75
0
100
V
CC
= V
REF
= 5V
V
CC
= V
REF
= 4.1V
V
CC
= V
REF
= 3V
TEMPERATURE (°C)
–50
TRANSITION NOISE RMS (µV)
6
10
2452 G06
4
5
7
8
9
3
2
1
0
–25
25 50 75
0
100
V
CC
= 5V
V
CC
= 3V
TEMPERATURE (°C)
–50
CONVERSION CURRENT (µA)
900
2452 G07
400
500
600
700
800
300
200
100
0
–25
25 50 75
0
100
V
CC
= 5V
V
CC
= 3V
V
CC
= 4.1V
TEMPERATURE (°C)
–50
SLEEP CURRENT (nA)
250
2452 G08
150
200
100
50
0
–25
25 50 75
0
100
V
CC
= 5V
V
CC
= 3V
V
CC
= 4.1V
TEMPERATURE (°C)
–50
AVERAGE POWER DISSIPATION (µW)
10000
2452 G09
1000
100
10
0
–25
25 50 75
0
100
25Hz OUTPUT SAMPLE RATE
10Hz OUTPUT SAMPLE RATE
1Hz OUTPUT SAMPLE RATE
FREQUENCY AT V
CC
(Hz)
1
REJECTION (dB)
0
2452 G10
–20
–40
–60
–80
–100
–120
10
1k 10k 100k 1M
100
10M
TEMPERATURE (°C)
–50
CONVERSION TIME (ms)
21
2452 G11
20
16
17
18
19
15
14
–25
25 50 75
0
100
V
CC
= 5V, 4.1V, 3V