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

  • RS Stock No. 177-1639
  • Mfr. Part No. MCP3422A1-E/SN
  • Manufacturer Microchip
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
Length 4.9mm
Maximum Operating Temperature +125 °C
Width 3.9mm
Height 1.5mm
Dimensions 4.9 x 3.9 x 1.5mm
Minimum Operating Temperature -40 °C
100 In stock for delivery within 3 working days
Price Each (In a Tube of 100)
SGD 3.359
(exc. GST)
SGD 3.594
(inc. GST)
units
Per unit
Per Tube*
100 +
SGD3.359
SGD335.90
*price indicative
Related Products
The MCP331x1D-10 are fully-differential 16, 14, and 12-bit, ...
Description:
The MCP331x1D-10 are fully-differential 16, 14, and 12-bit, 1 Msps single-channel ADC family devices, featuring low power consumption and high performance, using a successive approximation register (SAR) architecture. The device operates with a 2.5V to 5.1V external reference (VREF), which ...
The MCP3001 10-bit Analog-to-Digital Converter (ADC) combines high ...
Description:
The MCP3001 10-bit Analog-to-Digital Converter (ADC) combines high performance and low power consumption in a small package, making it ideal for embedded control applications. The MCP3001 features a successive approximation register (SAR) architecture and an industry-standard SPI serial interface, allowing ...
The MCP3201 12-bit Analog-to-Digital Converter (ADC) combines high ...
Description:
The MCP3201 12-bit Analog-to-Digital Converter (ADC) combines high performance and low power consumption in a small package, making it ideal for embedded control applications. The MCP3201 features a successive approximation register (SAR) architecture and an industry-standard SPI serial interface, allowing ...
MCP3002 10-bit Analog-to-Digital Converter (ADC) combines high performance ...
Description:
MCP3002 10-bit Analog-to-Digital Converter (ADC) combines high performance and low power consumption in a small package, making it ideal for embedded control applications. The MCP3002 features a successive approximation register (SAR) architecture and an industry-standard SPI™ serial interface, allowing 10-bit ...