Datasheet

 2003-2012 Microchip Technology Inc. DS21117B-page 9
MCP6S21/2/6/8
2.0 TYPICAL PERFORMANCE CURVES
Note: Unless otherwise indicated, T
A
= +25°C, V
DD
= +5.0V, V
SS
=GND, V
REF
=V
SS
, G= +1 V/V,
Input = CH0 = (0.3V)/G, CH1 to CH7 = 0.3V, R
L
=10kto V
DD
/2, and C
L
= 60 pF.
FIGURE 2-1: DC Gain Error, G = +1.
FIGURE 2-2: DC Gain Error, G +2.
FIGURE 2-3: Ladder Resistance Drift.
FIGURE 2-4: DC Gain Drift, G = +1.
FIGURE 2-5: DC Gain Drift, G +2.
FIGURE 2-6: Input Offset Voltage,
V
DD
= 4.0V.
Note: The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein
are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
0%
2%
4%
6%
8%
10%
12%
14%
16%
18%
20%
22%
-0.040 -0.036 -0.032 -0.028 -0.024 -0.020 -0.016 -0.012 -0.008 -0.004
0.000 0.004
DC Gain Error (%)
Percentage of Occurrences
420 Samples
G = +1
0%
2%
4%
6%
8%
10%
12%
14%
16%
18%
-0.5 -0.4 -0.3 -0.2 -0.1
0.0 0.1 0.2 0.3 0.4 0.5
DC Gain Error (%)
Percentage of Occurrences
420 Samples
G t +2
0%
2%
4%
6%
8%
10%
12%
14%
16%
18%
20%
22%
0.023 0.024 0.025 0.026 0.027 0.028 0.029 0.030 0.031
Ladder Resistance Drift (%/°C)
Percentage of Occurrences
420 Samples
T
A
= -40 to +125°C
0%
2%
4%
6%
8%
10%
12%
14%
16%
18%
-0.0006 -0.0005 -0.0004 -0.0003 -0.0002 -0.0001
0.0000 0.0001 0.0002 0.0003 0.0004 0.0005 0.0006
DC Gain Drift (%/°C)
Percentage of Occurrences
420 Samples
G = +1
T
A
= -40 to +125°C
0%
2%
4%
6%
8%
10%
12%
14%
16%
18%
20%
22%
24%
-0.0020 -0.0016 -0.0012 -0.0008 -0.0004
0.0000 0.0004 0.0008 0.0012 0.0016 0.0020
DC Gain Drift (%/°C)
Percentage of Occurrences
420 Samples
G t +2
T
A
= -40 to +125°C
0%
2%
4%
6%
8%
10%
12%
14%
16%
18%
20%
-240 -200 -160 -120
-80 -40
0
40 80
120 160 200 240
Input Offset Voltage (µV)
Percentage of Occurrences
360 Samples
V
DD
= 4.0 V
G = +1