MCP3423-E/UN Microchip Technology, MCP3423-E/UN Datasheet - Page 3

• 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

Functional Block Diagram
Functional Block Diagram
© 2009 Microchip Technology Inc.
CH1+
CH2+
CH1+
CH2+
CH3+
CH4+
CH1-
CH2-
CH1-
CH2-
CH3-
CH4-
MCP3423
Gain = 1,2,4, or 8
Gain = 1,2,4, or 8
MCP3424
PGA
PGA
V
V
SS
SS
Voltage Reference
Voltage Reference
Converter
Converter
Oscillator
Oscillator
ΔΣ ADC
ΔΣ ADC
(2.048V)
(2.048V)
Clock
Clock
V
V
V
V
REF
REF
DD
DD
Interface
Interface
I
I
2
2
C
C
MCP3422/3/4
SCL
SDA
Adr1
Adr0
SDA
Adr1
Adr0
SCL
DS22088C-page 3