Datasheet

LTC2453
5
2453fc
Offset Error vs Temperature Gain Error vs Temperature Transition Noise vs Temperature
Transition Noise vs Output Code
Conversion Mode Power Supply
Current vs Temperature
Sleep Mode Power Supply
Current vs Temperature
TYPICAL PERFORMANCE CHARACTERISTICS
Average Power Dissipation
vs Temperature, V
CC
= 3V
Power Supply Rejection
vs Frequency at V
CC
Conversion Time vs Temperature
TEMPERATURE (°C)
–50
–1
OFFSET ERROR (LSB)
0
1
2
3
5
–25
0 25 50
2453 G04
75 100
4
V
CC
= V
REF
+
= 3V
V
CC
= V
REF
+
= 5V
V
CC
= V
REF
+
= 4.1V
TEMPERATURE (°C)
–50
0
GAIN ERROR (LSB)
1
2
3
4
5
–25
0 25 50
2453 G05
75 100
V
CC
= V
REF
+
= 3V
V
CC
= V
REF
+
= 5V
V
CC
= V
REF
+
= 4.1V
TEMPERATURE (°C)
–50
0
TRANSITION NOISE RMS (µV)
0.5
1.0
1.5
2.0
3.0
–25
0 25 50
2453 G06
75 100
2.5
V
CC
= 4.1V
V
CC
= 5V V
CC
= 3V
OUTPUT CODE
–32768
32768
0
TRANSITION NOISE RMS (µV)
0.5
1.0
1.5
2.0
–16384 163840
2453 G07
2.5
3.0
V
CC
= V
REF
+
= 3V
V
CC
= V
REF
+
= 5V
TEMPERATURE (°C)
–50
0
CONVERSION CURRENT (µA)
200
400
600
800
1200
–25
0 25 50
2453 G08
75 100
1000
V
CC
= 5V
V
CC
= 3V
V
CC
= 4.1V
60Hz OUTPUT SAMPLE RATE
TEMPERATURE (°C)
–50
0
SLEEP CURRENT (nA)
50
100
150
200
250
–25
0 25 50
2453 G09
75 100
V
CC
= 5V
V
CC
= 3V
V
CC
= 4.1V
TEMPERATURE (°C)
–50
1
AVERAGE POWER DISSIPATION (µW)
10
100
1000
10000
–25 0 25 50
2453 G10
75 100
25Hz OUTPUT SAMPLE RATE
10Hz OUTPUT SAMPLE RATE
1Hz OUTPUT SAMPLE RATE
FREQUENCY AT V
CC
(Hz)
1 10
–100
REJECTIOIN (dB)
–60
0
100
10k
100k
2453 G11
–80
–20
–40
1k
1M
10M
V
CC
= 4.1V
V
REF
+
= 2.7V
V
REF
–
= 0V
V
IN
+
= 1V
V
IN
–
= 2V
TEMPERATURE (°C)
–50
21
20
19
18
17
16
15
14
25 75
2453 G12
–25 0
50 100
CONVERSION TIME (ms)
V
CC
= 3V
V
CC
= 5V
V
CC
= 4.1V
(T
A
= 25°C, unless otherwise noted)