MCP3423-E/UN Microchip Technology, MCP3423-E/UN Datasheet - Page 9

• Manufacturer Part Number: MCP3423-E/UN
• Description: IC ADC 18BIT 3.75SPS 2CH 10-MSOP
• Manufacturer: Microchip Technology

Specifications of MCP3423-E/UN

• Data Interface: I²C, Serial
• Number Of Bits: 18
• Sampling Rate (per Second): 3.75
• Number Of Converters: 1
• Voltage Supply Source: Single Supply
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 10-TFSOP (0.118", 3.00mm Width)
• Resolution (bits): 18bit
• Sampling Rate: 3.75SPS
• Input Channel Type: Differential
• Supply Voltage Range - Analog: 2.7V To 5.5V
• Supply Current: 145µA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: MCP3423EV - BOARD EVAL 18BIT 2CH ADC MCP3423
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, 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