Part	Sampling Rate (Per Second)	Data Interface	Input Range	Utilized IC / Part	Number of A/D Converters	Supplied Contents	Voltage - Supply, Analog [Min]	Voltage - Supply, Analog [Max]	Input Type	Package / Case	Supplier Device Package	Reference Type	Configuration	Mounting Type	Number of Inputs	Features	Operating Temperature [Min]	Operating Temperature [Max]	Voltage - Supply, Digital [Max]	Voltage - Supply, Digital [Min]	Architecture
Microchip Technology MCP3421EV	4 Per Second	Serial	2.5 V	MCP3421	1	Board(s)
Microchip Technology MCP3421A1T-E/CH	3.75 Per Second	I2C			1		2.7 V	5.5 V	Differential	SOT-23-6	SOT-23-6	Internal	PGA-ADC	Surface Mount	1	PGA	-40 °C	125 °C	5.5 V	2.7 V	Sigma-Delta
Microchip Technology MCP3421A2T-E/CH	3.75 Per Second	I2C			1		2.7 V	5.5 V	Differential	SOT-23-6	SOT-23-6	Internal	PGA-ADC	Surface Mount	1	PGA	-40 °C	125 °C	5.5 V	2.7 V	Sigma-Delta
Microchip Technology MCP3421A0T-E/CH	3.75 Per Second	I2C			1		2.7 V	5.5 V	Differential	SOT-23-6	SOT-23-6	Internal	PGA-ADC	Surface Mount	1	PGA	-40 °C	125 °C	5.5 V	2.7 V	Sigma-Delta
Microchip Technology MCP3421A3T-E/CH	3.75 Per Second	I2C			1		2.7 V	5.5 V	Differential	SOT-23-6	SOT-23-6	Internal	PGA-ADC	Surface Mount	1	PGA	-40 °C	125 °C	5.5 V	2.7 V	Sigma-Delta

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Description

General part information

The MCP3421 ADC can be used for various high accuracy

analog-to-digital data conversion applications where ease of use, low

power consumption and small footprint are major considerations.The

Technical documentation and resources