Microchip Technology MCP3422A1-E/SN, 18 bit Serial ADC Differential Input, 8-Pin SOIC

Technical data sheets
Legislation and Compliance
RoHS Certificate of Compliance
COO (Country of Origin): US
Product Details

The MCP3422 is a two channel low-noise, high accuracy delta-sigma A/D converter with differential inputs and up to 18 bits of resolution. The on-board precision 2.048V reference voltage enables an input range of ±2.048V differentially. The device uses a two-wire I2C™ compatible serial interface and operates from a single power supply ranging from 2.7V to 5.5V.

18-bit resolution
2-channel differential input operation
Differential input operation
On-board voltage reference with 15 ppm/°C drift
On-board PGA, gains of 1, 2, 4, 8
Programmable data rate options
3.75 SPS (18 bits)
15 SPS (16 bits)
60 SPS (14 bits)
240 SPS (12 bits)
INL 10 ppm of FSR max
Low current consumption, 135 μA at 3V
One-shot or continuous conversion options
Supports I2C™ serial interface
Extended temperature range: -40°C to +125°C

Specifications
Attribute Value
Resolution 18 bit
Number of ADCs 1
Digital Interface Type Serial (I2C)
Number of Input Channels 2
Mounting Type Surface Mount
Sampling Rate 3.75sps
Architecture Delta Sigma
Typical Single Supply Voltage 3 V
Package Type SOIC
Pin Count 8
Input Signal Type Differential
Input Type Single Ended
Power Supply Type Single
Integral Nonlinearity Error 35ppm FSR
Minimum Operating Temperature -40 °C
Dimensions 4.9 x 3.9 x 1.5mm
Length 4.9mm
Width 3.9mm
Maximum Operating Temperature +125 °C
Height 1.5mm
185 In stock for delivery within 3 working days
Price Each (In a Pack of 5)
SGD 4.43
(exc. GST)
SGD 4.74
(inc. GST)
units
Per unit
Per Pack*
5 - 5
SGD4.43
SGD22.15
10 - 45
SGD4.11
SGD20.55
50 +
SGD3.772
SGD18.86
*price indicative
Packaging Options:
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