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MCP3008-I/SL

MCHPMCP3008-I/SL

Microchip Technology
10 Bit Analog to Digital Converter 4, 8 Input 1 SAR 16-SOIC
Active8,587 in stock

Overview

The MCP3008 is a 10-bit Analog-to-Digital Converter (ADC) offering 4 or 8 input channels with a successive approximation register (SAR) architecture. It communicates via an SPI interface, making it suitable for direct connection to microcontrollers in various embedded applications. This ADC operates across a supply voltage range of 2.7V to 5.5V and features low power consumption.

Why Choose This Part

The MCP3008 offers a robust 10-bit resolution for accurate analog-to-digital conversion, critical for precision applications. Its SPI interface simplifies integration with most microcontrollers, reducing hardware complexity. The ability to select between 4 or 8 input channels provides flexibility for various sensor configurations, while its low power consumption is beneficial for energy-sensitive designs.

Applications

Sensor Interface
Precisely convert analog signals from a wide range of sensors (temperature, pressure, light) into digital data for microcontrollers.
Process Control
Monitor and control industrial processes by converting analog feedback from instrumentation into digital values for control systems.
Data Acquisition Systems
Collect multiple analog data points from various sources simultaneously, such as in scientific experiments or environmental monitoring.
Battery-Operated Systems
Its low standby current of 5 uA makes it an ideal choice for portable and battery-powered devices where power efficiency is critical.
Robotics
Interface with analog sensors on robots, such as proximity sensors or potentiometers, to provide feedback for navigation and control algorithms.

Key Specifications

Input Type Pseudo-Differential, Single Ended
Architecture SAR
Configuration MUX-S/H-ADC
Mounting Type Surface Mount
Data Interface SPI
Number of Bits 10
Package / Case 16-SOIC (0.154", 3.90mm Width)
Reference Type External
Ratio - S/H:ADC 1:1
Number of Inputs 4, 8
Operating Temperature -40degC ~ 85degC
Supplier Device Package 16-SOIC
Number of A/D Converters 1
Voltage - Supply, Analog 2.7V ~ 5.5V
Voltage - Supply, Digital 2.7V ~ 5.5V
Sampling Rate (Per Second) 200k

Getting Started

To get started with the MCP3008, connect it to a microcontroller development board such as an Arduino or Raspberry Pi via its SPI interface. Example libraries and tutorials are widely available for these platforms to simplify initial setup and data reading. Utilize the microcontroller's IDE and compiler to write code for configuring the ADC and reading sensor values.

MCP3008 Family

Part NumberDifferenceStock
MCP3008-I/P P 562
MCP3008T-E/SL T-E/SL 1,881
MCP3008T-I/SL T-I/SL 6,461
Also available as: MCP3008

Also Consider

ADS1115 TITexas Instruments - This is a 16-bit ADC with an I2C interface, offering higher resolution and a different communication protocol for designs requiring more precision or a different bus.
MCP3208-CI/SL MCHPMicrochip Technology - This 12-bit ADC is a pin-compatible upgrade to the MCP3008, providing higher resolution for applications demanding greater accuracy while maintaining the SPI interface.
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