MCP3423-E/UN Microchip Technology, MCP3423-E/UN Datasheet - Page 10

• 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

MCP3422/3/4
Note: Unless otherwise indicated, T
V
FIGURE 2-7:
FIGURE 2-8:
FIGURE 2-9:
DS22088C-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.
© 2009 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