MCP3422EV Microchip Technology, MCP3422EV Datasheet - Page 9

BOARD EVAL MCP3422 PICKIT SERIAL

MCP3422EV

Manufacturer Part Number
MCP3422EV
Description
BOARD EVAL MCP3422 PICKIT SERIAL
Manufacturer
Microchip Technology
Series
PICkit™r
Datasheets

Specifications of MCP3422EV

Number Of Adc's
2
Number Of Bits
18
Sampling Rate (per Second)
3.75
Data Interface
Serial
Inputs Per Adc
1 Differential
Input Range
±2.048 V
Voltage Supply Source
Single Supply
Operating Temperature
-40°C ~ 125°C
Utilized Ic / Part
MCP3422
Silicon Manufacturer
Microchip
Application Sub Type
ADC
Kit Application Type
Data Converter
Silicon Core Number
MCP3422
Kit Contents
Board, Software
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
2.0
Note: Unless otherwise indicated, T
V
FIGURE 2-1:
(V
FIGURE 2-2:
FIGURE 2-3:
Temperature.
© 2009 Microchip Technology Inc.
INCOM
Note:
DD
).
-10
-15
-20
20
15
10
-5
0.0035
0.0025
0.0015
0.0005
0.0035
0.0025
0.0015
0.0005
5
0
0.003
0.002
0.001
0.003
0.002
0.001
= V
-60 -40 -20
TYPICAL PERFORMANCE CURVES
0
0
REF
The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein
are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
-60 -40 -20
2.5
PGA = 1
/2.
PGA = 8
3
0
Temperature (°C)
INL vs. Supply Voltage
2.7V
INL vs. Temperature.
PGA = 2
Offset Error vs.
PGA = 4
0
5.5V
20
3.5
Temperature (
20 40 60 80 100 120 140
40
V
PGA = 4
DD
5V
4
(V)
60
PGA = 8
A
PGA = 2
80 100 120 140
o
4.5
C)
= -40°C to +85°C, V
PGA = 1
T
A
PGA = 1
5
= +25°C
5.5
DD
= +5.0V, V
FIGURE 2-4:
Voltage.
FIGURE 2-5:
FIGURE 2-6:
-0.1
-0.2
-0.3
-0.4
-0.5
-0.6
8
7
6
5
4
3
2
1
0
-0.5
-1.5
0.2
0.1
-100
1.5
0.5
-1
-2
0
2
1
0
SS
-100 -75
-60 -40 -20
= 0V, CHn+ = CHn- = V
-75
PGA = 4
PGA = 1
PGA = 8
Input Voltage (% of Full-Scale)
-50
-50
Input Signal (% of FSR)
PGA = 8
MCP3422/3/4
PGA = 8
PGA = 2
0
-25
Temperature (°C)
Output Noise vs. Input
Total Error vs. Input Voltage.
Gain Error vs. Temperature.
-25
20
PGA = 4
0
40
0
PGA = 2
60
PGA = 1
25
25
REF
80 100 120 140
PGA = 1
DS22088C-page 9
/2,
50
50
PGA = 2
T
T
A
PGA = 4
A
= +25°C
= +25°C
75
75
100
100

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