Parts Microchip MCP3xxx ADC Family

Microchip MCP3xxx ADC Family (20 parts in our catalog)

Microchip MCP3008, MCP3208, MCP3424 SPI 10/12/18-bit ADCs. Popular for adding multi-channel analog inputs to MCUs that lack onboard ADC capacity.

Sub-families

Sub-family	Variants	Core	Max Speed	Features
GENERAL PURPOSE
MCP3004	2	10-bit SAR ADC	200 ksps	LP SPI ADC
MCP3002	1	SAR ADC	2 MHz SPI	LP ADC SPI LV
MCP3008	5	SAR ADC	200 ksps	LP ADC SPI LV
MCP3001	2	SAR ADC	200 ksps	LP SPI ADC LV
MCP3008T	0	10-bit SAR ADC	200 ksps	ADC SPI LP AUTO
PRECISION
MCP3421A0T	1	1-ch Delta-Sigma ADC	240 SPS	LP PREC ADC I2C
PRECISION DELTA SIGMA
MCP3424	1	18-bit Delta-Sigma ADC	240 SPS	PREC LP I2C ADC
GENERAL PURPOSE PRECISION
MCP3221A5T	1	12-bit SAR ADC	3.4 MHz I2C	LP ADC PREC LV
PRECISION GENERAL PURPOSE
MCP3208	4	CMOS SAR ADC	100 ksps	ADC PREC LP SPI
MCP3204	3	SAR ADC	100 ksps	ADC LP PREC LV
MCP3208T	0	SAR ADC Architecture	2 MHz SPI	ADC LP PREC SPI

Top variants from across the family, with specs that differentiate them.

Part Number	Sub-family	Package	Features	Input Type	Architecture	Configuration	Data Interface	Stock
MCP3421A0T-E/CH	MCP3421A0T	6-23	PGA	Differential	Sigma-Delta	PGA-ADC	I2C	23,233
MCP3008-I/SL	MCP3008	SOIC-16	—	Pseudo-Differentia..	SAR	MUX-S/H-ADC	SPI	8,050
MCP3208-CI/SL	MCP3208	SOIC-16	—	Pseudo-Differentia..	SAR	MUX-S/H-ADC	SPI	7,591
MCP3004-I/P	MCP3004	DIP-14	—	Pseudo-Differentia..	SAR	MUX-S/H-ADC	SPI	474
MCP3424-E/SL	MCP3424	SOIC-14	PGA, Selectable Ad..	Differential	Sigma-Delta	MUX-PGA-ADC	I2C	14,083
MCP3204-CI/SL	MCP3204	SOIC-14	—	Pseudo-Differentia..	SAR	MUX-S/H-ADC	SPI	1,672
MCP3004-I/SL	MCP3004	SOIC-14	—	Pseudo-Differentia..	SAR	MUX-S/H-ADC	SPI	849
MCP3002-I/SN	MCP3002	SOIC-8	—	Pseudo-Differentia..	SAR	MUX-S/H-ADC	SPI	530
MCP3008-I/P	MCP3008	DIP-16	—	Pseudo-Differentia..	SAR	MUX-S/H-ADC	SPI	1,685
MCP3208-CI/P	MCP3208	DIP-16	—	Pseudo-Differentia..	SAR	MUX-S/H-ADC	SPI	2,025