Datasheet

MCP6031/2/3/4
DS22041B-page 6 © 2008 Microchip Technology Inc.
2.0 TYPICAL PERFORMANCE CURVES
Note: Unless otherwise indicated, T
A
= +25°C, V
DD
= +1.8V to +5.5V, V
SS
= GND, V
CM
= V
DD
/2, V
OUT
≈ V
DD
/2,
V
L
= V
DD
/2, R
L
= 1 MΩ to V
L
, C
L
= 60 pF and CS is tied low.
FIGURE 2-1: Input Offset Voltage with
V
DD
= 3.0V.
FIGURE 2-2: Input Offset Voltage Drift
with V
DD
= 3.0V and T
A
≤ +85°C.
FIGURE 2-3: Input Offset Voltage Drift
with V
DD
= 3.0V and T
A
≥ +85°C.
FIGURE 2-4: Input Offset Voltage vs.
Common Mode Input Voltage with V
DD
= 5.5V.
FIGURE 2-5: Input Offset Voltage vs.
Common Mode Input Voltage with V
DD
= 1.8V.
FIGURE 2-6: Input Offset Voltage vs.
Output Voltage.
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%
-150 -120 -90 -60 -30 0 30 60 90 120 150
Input Offset Voltage (μV)
Percentage of Occurences
640 Samples
V
DD
= 3.0V
V
CM
= V
DD
/3
0%
2%
4%
6%
8%
10%
12%
14%
16%
18%
20%
22%
-20 -16 -12 -8 -4 0 4 8 12 16 20
Input Offset Drift with Temperature (μV/°C)
Percentage of Occurences
640 Samples
V
DD
= 3.0V
V
CM
= V
DD
/3
T
A
= -40°C to +85°C
0%
2%
4%
6%
8%
10%
12%
14%
-30 -24 -18 -12 -6 0 6 12 18 24 30
Input Offset Drift with Temperature (μV/°C)
Percentage of Occurences
640 Samples
V
DD
= 3.0V
V
CM
= V
DD
/3
T
A
= +85°C to +125°C
-400
-300
-200
-100
0
100
200
300
400
-0.5
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Common Mode Input Voltage (V)
Input Offset Voltage (μV)
T
A
= -40°C
T
A
= +25°C
T
A
= +85°C
T
A
= +125°C
V
DD
= 5.5V
-400
-300
-200
-100
0
100
200
300
400
-0.4 -0.2
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2
Common Mode Input Voltage (V)
Input Offset Voltage (μV)
T
A
= -40°C
T
A
= +25°C
T
A
= +85°C
T
A
= +125°C
V
DD
= 1.8V
-250
-200
-150
-100
-50
0
50
100
150
200
250
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Output Voltage (V)
Input Offset Voltage (μV)
V
DD
= 1.8V
V
DD
= 5.5V
V
DD
= 3.0V