Datasheet

MCP4901/4911/4921
DS22248A-page 10  2010 Microchip Technology Inc.
Note: Unless otherwise indicated, T
A
= +25°C, V
DD
= 5V, V
SS
= 0V, V
REF
= 2.048V, Gain = 2, R
L
= 5 k, C
L
= 100 pF.
FIGURE 2-7: Absolute INL vs.
Temperature (MCP4921).
FIGURE 2-8: Absolute INL vs. V
REF
(MCP4921).
FIGURE 2-9: INL vs. Code and V
REF
(MCP4921).
FIGURE 2-10: INL vs. Code (MCP4921).
FIGURE 2-11: DNL vs. Code and
Temperature (MCP4911).
FIGURE 2-12: INL vs. Code and
Temperature (MCP4911).
0
0.5
1
1.5
2
2.5
-40 -20 0 20 40 60 80 100 120
Ambient Temperature (ºC)
Absolute INL (LSB)
0
0.5
1
1.5
2
2.5
3
12345
Voltage Reference (V)
Absolute INL (LSB)
-4
-3
-2
-1
0
1
2
3
0 1024 2048 3072 4096
Code (Decimal)
INL (LSB)
1 2 3 4 5.5
V
REF
Note: Single device graph (Figure 2-10) for
illustration of 64 code effect.
-6
-4
-2
0
2
0 1024 2048 3072 4096
Code (Decimal)
INL (LSB)
-0.2
-0.1
0
0.1
0.2
0 128 256 384 512 640 768 896 1024
Code
DNL (LSB)
Temp = - 40
o
C to +125
o
C
-3.5
-2.5
-1.5
-0.5
0.5
1.5
0 128 256 384 512 640 768 896 1024
Code
INL (LSB)
125
o
C
85
o
C
25
o
C
- 40
o
C