MCP3004/3008
Note:
Unless otherwise indicated, V
DD
= V
REF
= 5V, f
CLK
= 18* f
SAMPLE
, T
A
= 25°C.
0.6
0.4
Positive INL
0.6
0.4
V
DD
= V
REF
= 2.7 V
f
SAMPLE
= 75 ksps
Positive INL
INL (LSB)
INL (LSB)
0.2
0.0
-0.2
Negative INL
-0.4
-0.6
-50
-25
0
25
50
75
100
0.2
0.0
-0.2
-0.4
-0.6
-50
-25
0
Negative INL
25
50
75
100
Temperature (°C)
Temperature (°C)
FIGURE 2-7:
Temperature.
0.6
0.4
Integral Nonlinearity (INL) vs.
FIGURE 2-10:
Integral Nonlinearity (INL) vs.
Temperature (V
DD
= 2.7V).
0.6
0.4
V
DD
= V
REF
= 2.7 V
DNL (LSB)
DNL (LSB)
0.2
0.0
-0.2
-0.4
-0.6
0
25
Positive DNL
0.2
0.0
-0.2
-0.4
-0.6
Positive DNL
Negative DNL
Negative DNL
50
75
100
125
150
175
200
225
250
0
25
50
75
100
Sample Rate (ksps)
Sample Rate (ksps)
FIGURE 2-8:
Differential Nonlinearity (DNL)
vs. Sample Rate.
FIGURE 2-11:
Differential Nonlinearity (DNL)
vs. Sample Rate (V
DD
= 2.7V).
1.0
0.8
0.6
0.4
0.2
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
0
1
2
3
4
5
Negative DNL
Positive DNL
0.8
0.6
0.4
Positive DNL
V
DD
= V
REF
= 2.7 V
f
SAMPLE
= 75 ksps
DNL (LSB)
DNL (LSB)
0.2
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Negative DNL
V
REF
(V)
V
REF
(V)
FIGURE 2-9:
vs. V
REF
.
Differential Nonlinearity (DNL)
FIGURE 2-12:
Differential Nonlinearity (DNL)
vs. V
REF
(V
DD
= 2.7V).
©
2007 Microchip Technology Inc.
DS21295C-page 7
MICROCHIP [ MICROCHIP TECHNOLOGY ]
