MCP3221 Microchip Technology, MCP3221 Datasheet - Page 7

• Manufacturer Part Number: MCP3221
• Description: Low Power 12-Bit A/D Converter With I2C Interface
• Manufacturer: Microchip Technology

Note: Unless otherwise indicated, V
Mode (f
FIGURE 2-13:
(Representative Part).
FIGURE 2-14:
FIGURE 2-15:
2003 Microchip Technology Inc.
-0.2
-0.4
-0.6
-0.8
0.8
0.6
0.4
0.2
-0.2
-0.4
-0.6
-0.8
-0.1
-0.2
-0.3
-0.4
-0.5
-0.6
-0.7
-0.8
-0.9
-1
0.8
0.6
0.4
0.2
1
0
-1
-1
SAMP
1
0
0
0
-50
2.5
= 22.3 ksps), T
-25
Fast Mode
(f
3
SCL
1024
=100 kHz)
0
3.5
DNL vs. Code
DNL vs. Temperature.
Gain Error vs. V
Temperature (°C)
Digital Code
Positive DNL
Negative DNL
25
V
2048
A
DD
4
= +25°C.
(V)
Standard Mode
(f
50
SCL
=400 kHz)
4.5
DD
75
3072
= 5V, V
DD
100
5
.
SS
4096
125
5.5
= 0V, I
2
C Fast Mode Timing (SCL = 400 kHz), Continuous Conversion
FIGURE 2-16:
(Representative Part, V
FIGURE 2-17:
(V
FIGURE 2-18:
DD
-0.2
-0.4
-0.6
-0.8
-0.2
-0.4
-0.6
-0.8
0.8
0.6
0.4
0.2
= 2.7V).
0.8
0.6
0.4
0.2
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
-1
-1
1
0
1
0
1
0
-50
0
2.5
-25
3
1024
0
3.5
DNL vs. Code
DNL vs. Temperature
Offset Error vs. V
Temperature (°C)
Negative DNL
Digital Code
Positive DNL
V
DD
25
DD
2048
4
(V)
MCP3221
= 2.7V).
f
SCL
50
= 100 kHz & 400 kHz
4.5
75
DS21732B-page 7
3072
5
DD
100
.
5.5
4096
125