MCP3421EV Microchip Technology, MCP3421EV Datasheet - Page 7

• Manufacturer Part Number: MCP3421EV
• Description: BOARD EVAL FOR MCP3421 SOT23-6
• Manufacturer: Microchip Technology

Specifications of MCP3421EV

• Design Resources: MCP3421EV Gerber Files
• Number Of Adc's: 1
• Number Of Bits: 18
• Sampling Rate (per Second): 4
• Data Interface: Serial
• Inputs Per Adc: 1 Single Ended
• Input Range: ±2.5 V
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 125°C
• Utilized Ic / Part: MCP3421
• Silicon Manufacturer: Microchip
• Application Sub Type: ADC
• Kit Application Type: Data Converter
• Silicon Core Number: MCP3421
• Kit Contents: Board
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Not applicable / Not applicable

2.0
Note: Unless otherwise indicated, T
FIGURE 2-1:
(V
FIGURE 2-2:
FIGURE 2-3:
Temperature.
© 2009 Microchip Technology Inc.
Note:
DD
.005
.004
.003
.002
.001
.000
-10
-15
-20
).
20
15
10
-5
5
0
0.003
0.002
0.001
-60 -40 -20
2.5
TYPICAL PERFORMANCE CURVES
0
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
PGA = 1
PGA = 1
PGA = 1
PGA = 4
3
PGA = 2
V
PGA = 2
DD
0
3.5
= 5 V
Temperature (°C)
INL vs. Supply Voltage
Temperature (
INL vs. Temperature.
Offset Error vs.
0
PGA = 4
PGA = 8
20
20 40 60 80 100 120 140
V
DD
40
4
(V)
60
PGA = 8
o
4.5
C)
A
V
80 100 120 140
DD
= -40°C to +85°C, V
= 2.7V
V
DD
5
= 5V
5.5
DD
= +5.0V, V
FIGURE 2-4:
Voltage.
FIGURE 2-5:
FIGURE 2-6:
-0.1
-0.2
-0.3
-0.4
10.0
-1.0
-2.0
-3.0
0.4
0.3
0.2
0.1
3.0
2.0
1.0
0.0
7.5
5.0
2.5
0.0
0
SS
-100
-60 -40 -20
-100 -75
= 0V, V
T
V
A
DD
= +25°C
-75
= 5V
Input Voltage (% of Full Scale)
Input Voltage (% of Full Scale)
IN
-50
-50
+ = V
0
Temperature (°C)
Output Noise vs. Input
Total Error vs. Input Voltage.
Gain Error vs. Temperature.
PGA = 2
-25
-25
20
IN
- = V
PGA = 1
40
0
0
PGA = 8
PGA = 1
PGA = 2
PGA = 8
MCP3421
PGA = 4
PGA = 4
PGA = 2
REF
60
25
25
PGA = 1
/2.
PGA = 8
80 100 120 140
DS22003E-page 7
50
50
PGA = 4
V
DD
75
75
= 5.0V
100
100