ADC0838CCWM/NOPB

Analog To Digital Converters (ADC) Overview

The ADC0838CCWM/NOPB is an 8-bit successive approximation analog-to-digital converter manufactured by Texas Instruments. It features a serial input/output interface compatible with SPI and Microwire protocols, supporting data rates up to 31.25 kSPS. The device integrates an internal multiplexer allowing for either four differential or eight single-ended analog inputs. It operates on a single power supply ranging from 4.5 V to 6.3 V, consuming 900 µA of current. The component is housed in a 20-pin SOIC package and supports an industrial operating temperature range from -40°C to +85°C.

Analog To Digital Converters (ADC) Feature Summary

• Integrates an analog multiplexer to support flexible input configurations including differential and single-ended modes.
• Features a serial interface compatible with standard microprocessor communication protocols.
• Operates within a wide industrial temperature range suitable for demanding environments.

Analog To Digital Converters (ADC) Applications

• Industrial process control systems requiring multi-channel signal acquisition.
• Battery-powered instrumentation utilizing low-power serial communication.
• Data acquisition modules for environmental monitoring applications.

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific suffix against the manufacturer's official documentation to confirm pinout compatibility and RoHS status. Ensure that the selected variant matches the required package dimensions and thermal characteristics for the target PCB layout. Cross-reference the ordering code with the latest datasheet revision to avoid obsolete components.

Analog To Digital Converters (ADC) Selection Notes

Select this component when an 8-bit resolution and moderate sampling speed are sufficient for the application. Consider the integrated multiplexer capability if channel count reduction is necessary. Verify that the system voltage aligns with the specified 4.5 V to 6.3 V operating range and that the serial interface timing meets the microcontroller requirements.

Analog To Digital Converters (ADC) Part Context

This part belongs to the ADC083x family of 8-bit serial A/D converters, which includes variants like the ADC0831, ADC0832, and ADC0834. The CCWM/NOPB designation indicates a commercial grade version in a wide SOIC package with lead-free packaging. It serves as a direct replacement for older non-compliant versions within the same functional family.

Analog To Digital Converters (ADC) Replacement Considerations

The ADC0838CCWM is listed as obsolete with the ADC0838CCWM/NOPB identified as the direct replacement. Verify pin compatibility and electrical specifications before substitution to ensure seamless integration into existing designs.