MCP3422A1-E/MS Microchip Technology, MCP3422A1-E/MS Datasheet - Page 10

• Manufacturer Part Number: MCP3422A1-E/MS
• Description: 18-Bit, Multi-Channel Delta-Sigma ADC w/ I2C Interface and On-Board Reference ; 8L MSOP 3x3mm
• Manufacturer: Microchip Technology

MCP3422/3/4
Note: Unless otherwise indicated, T
V
FIGURE 2-7:
FIGURE 2-8:
FIGURE 2-9:
DS22088B-page 10
INCOM
200
180
160
140
120
100
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
14
12
10
80
60
8
6
4
2
0
1
0
-60 -40 -20
-60 -40 -20
= V
-60 -40 -20
V
V
DD
REF
DD
= 5.0V
V
V
= 5.5V
DD
DD
/2.
= 2.7V
= 4.5V
0
0
0
Temperature (°C)
Temperature (°C)
I
I
I
Temperature (°C)
DDA
DDS
DDB
V
V
20
20
20
DD
DD
= 5.0V
= 5.0V
vs. Temperature.
vs. Temperature.
vs. Temperature.
40
40
40
V
DD
= 5.5V
V
60
60
60
DD
V
= 5.5V
A
DD
80 100 120 140
80 100 120 140
80 100 120 140
= -40°C to +85°C, V
= 2.7V
V
DD
= 2.7V
DD
= +5.0V, V
FIGURE 2-10:
Temperature.
FIGURE 2-11:
-1
-2
-100
-110
-120
3
2
1
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-60 -40 -20
SS
0
Data Rate = 3.75 SPS
0.1
0.1
= 0V, CHn+ = CHn- = V
1
1
Input Signal Frequency (Hz)
0
Temperature (°C)
Oscillator Drift vs.
Frequency Response.
© 2008 Microchip Technology Inc.
20
10
10
40
60
100
100
REF
Data Rate = 3.75 SPS
80
/2,
100 120 140
1k
1000
10k
10000