Linear Technology LTC6804-1 - Page 10

LTC6804-1/LTC6804-2
10
680412fc
For more information www.linear.com/LTC6804-1
Measurement Error vs Input,
Normal Mode
Measurement Error vs Input,
Filtered Mode
Measurement Error vs Input,
Fast Mode
Measurement Error
vs Temperature
Measurement Error Due to IR
Reflow
Measurement Error Long-
Term Drift
Typical perForMance characTerisTics
Measurement Noise vs Input,
Normal Mode
Measurement Noise vs Input,
Filtered Mode
Measurement Noise vs Input,
Fast Mode
T
A
= 25°C, unless otherwise noted.
TEMPERATURE (°C)
–50
MEASUREMENT ERROR (mV)
1.5
25
680412 G01
0
–1.0
–25 0 50
–1.5
–2.0
2.0
1.0
0.5
–0.5
75 100 125
CELL VOLTAGE = 3.3V
5 TYPICAL UNITS
CHANGE IN GAIN ERROR (ppm)
–125
NUMBER OF PARTS
20
25
30
25 50 75–50 –25 0
680412 G02
15
10
–100 –75
5
0
35
260°C, 1 CYCLE
TIME (HOURS)
0
MEASUREMENT ERROR (ppm)
30
5
25
15
20
10
0
680412 G03
30001000 2000 2500500 1500
CELL VOLTAGE = 3.3V
8 TYPICAL PARTS
INPUT (V)
0
MEASUREMENT ERROR (mV)
–0.5
0
0.5
3
5
680412 G04
–1.0
–1.5
–2.0
1 2 4
1.0
1.5
2.0
10 ADC MEASUREMENTS
AVERAGED AT EACH INPUT
INPUT (V)
0
MEASUREMENT ERROR (mV)
–0.5
0
0.5
3
5
680412 G05
–1.0
–1.5
–2.0
1 2 4
1.0
1.5
2.0
INPUT (V)
0
MEASUREMENT ERROR (mV)
2
6
10
4
680412 G06
–2
–6
0
4
8
–4
–8
–10
1
2
3
5
10 ADC MEASUREMENTS
AVERAGED AT EACH INPUT
INPUT (V)
0
PEAK NOISE (mV)
0.6
0.8
1.0
4
680412 G07
0.4
0.2
0.5
0.7
0.9
0.3
0.1
0
1
2
3
5
INPUT (V)
0
PEAK NOISE (mV)
0.6
0.8
1.0
4
680412 G08
0.4
0.2
0.5
0.7
0.9
0.3
0.1
0
1
2
3
5
INPUT (V)
0
PEAK NOISE (mV)
6
8
10
4
680412 G09
4
2
5
7
9
3
1
0
1
2
3