MCP3201 Microchip Technology, MCP3201 Datasheet - Page 6

• Manufacturer Part Number: MCP3201
• Description: 2.7V 12-Bit A/D Converter with SPI Serial Interface
• Manufacturer: Microchip Technology

MCP3201
Note: Unless otherwise indicated, V
FIGURE 2-7:
Temperature.
FIGURE 2-8:
Sample Rate.
FIGURE 2-9:
V
DS21290B-page 6
REF
.
-0.2
-0.4
-0.6
-0.8
-1.0
-0.2
-0.4
-0.6
-0.8
-1.0
1.0
0.8
0.6
0.4
0.2
0.0
-1.0
-2.0
1.0
0.8
0.6
0.4
0.2
0.0
3.0
2.0
1.0
0.0
-50
0
0
-25
Integral
Differential Nonlinearity (DNL) vs.
Differential Nonlinearity (DNL) vs.
25
1
Positive DNL
Negative DNL
Sample Rate (ksps)
50
0
Temperature (°C)
Negative DNL
Positive DNL
2
Positive INL
Nonlinearity
V
Negative INL
REF
75
25
(V)
3
100
DD
50
= V
125
REF
(INL)
4
75
= 5V, V
150
100
Preliminary
5
vs.
SS
= 0V, f
SAMPLE
FIGURE 2-10: Integral
Temperature (V
FIGURE 2-11: Differential Nonlinearity (DNL) vs.
Sample Rate (V
FIGURE 2-12: Differential Nonlinearity (DNL) vs. V
(V
DD
= 100ksps, f
= 2.7V).
-0.2
-0.4
-0.6
-0.8
-1.0
-1.0
-2.0
-3.0
1.0
0.8
0.6
0.4
0.2
0.0
-0.5
-1.0
-1.5
-2.0
3.0
2.0
1.0
0.0
2.0
1.5
1.0
0.5
0.0
-50
0.0
0
V
F
DD
SAMPLE
V
DD
= V
= V
REF
-25
= 50ksps
DD
0.5
DD
REF
= 2.7V
CLK
20
= 2.7V) .
= 2.7V
= 2.7V) .
Positive DNL
= 16*f
Positive DNL
Sample Rate (ksps)
1.0
Negative DNL
0
Temperature (°C)
Negative DNL
40
Positive INL
1999 Microchip Technology Inc.
Negative INL
SAMPLE
Nonlinearity
V
REF
1.5
25
(V)
,T
60
A
= 25°C
50
2.0
V
F
DD
SAMPLE
= 2.7V
80
= 50ksps
(INL)
2.5
75
100
100
3.0
vs.
REF