MCP4802/4812/4822
Note:
Unless otherwise indicated, T
A
= +25°C, V
DD
= 5V, V
SS
= 0V, V
REF
= 2.048V, Gain = 2x, R
L
= 5 k, C
L
= 100 pF.
0.3
- 40 C
o
0.6
0.5
0.4
INL (LSB)
0.3
0.2
0.1
0
-0.1
125
o
C
- 40
o
C
85 C
o
0.2
DNL (LSB)
0.1
0
-0.1
-0.2
-0.3
0
128
256
384
+25
o
C to +125
o
C
-0.2
-0.3
896 1024
25
o
C
Code
512
640
768
0
32
64
96
128
Code
160
192
224
256
FIGURE 2-7:
DNL vs. Code and
Temperature (MCP4812).
FIGURE 2-10:
INL vs. Code and
Temperature (MCP4802).
2.050
2.049
2.048
2.047
2.046
2.045
2.044
2.043
2.042
2.041
2.040
-40
-20
0
20
40
60
1.5
1
0.5
85
o
C
INL (LSB)
0
-0.5
-1
-1.5
-2
-2.5
-3
0
128
256
384
125 C
o
Full Scale V
OUT
(V)
VDD: 4V
VDD: 3V
VDD: 2.7V
25
o
C
- 40 C
o
80
100 120
Code
512
640
768
896 1024
Ambient Temperature (°C)
FIGURE 2-8:
INL vs. Code and
Temperature (MCP4812).
0.15
0.1
DNL (LSB)
0.05
0
34
FIGURE 2-11:
Full-Scale V
OUTA
vs.
Ambient Temperature and V
DD
. Gain = 1x.
Temperature: - 40 C to +125 C
o
o
4.100
Full Scale V
OUT
(V)
4.096
4.092
4.088
4.084
4.080
4.076
VDD: 5.5V
VDD: 5V
-0.05
-0.1
-0.15
0
32
64
96 128 160 192 224 256
Code
-40
-20
0
20
40
60
80
100 120
Ambient Temperature (°C)
FIGURE 2-9:
DNL vs. Code and
Temperature (MCP4802).
FIGURE 2-12:
Full-Scale V
OUTA
vs.
Ambient Temperature and V
DD
. Gain = 2x.
DS22249A-page 10
2010 Microchip Technology Inc.
MICROCHIP [ MICROCHIP TECHNOLOGY ]
