MPD23794DW Equivalent & Substitute Parts

Part Overview

The MPD23794DW is a bit analog to digital converter input manufactured by Texas Instruments, classified within the Data Acquisition category. This component is currently listed with obsolete product status. Due to its obsolescence, identifying functionally equivalent substitute components is essential for design continuity, procurement planning, and system maintenance. The substitute part identified maintains core data acquisition functionality while offering active product status and improved availability.

Substiute Parts

MPD23794DW

Texas InstrumentsIn Stock: 1222MPD23794DW Datasheet

Current PartRFQ

ADC10040QCIMT/NOPB

Texas InstrumentsIn Stock: 1078ADC10040QCIMT/NOPB Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

The substitute part ADC10040QCIMT/NOPB is identified as the manufacturer-recommended equivalent for the obsolete MPD23794DW. Substitution eligibility is determined by the following criteria:

Category Alignment: Both components belong to the Data Acquisition functional category, ensuring equivalent application context.

Manufacturer Consistency: Both parts are manufactured by Texas Instruments, maintaining supply chain and design support continuity.

Regulatory Compliance: Both components share identical REACH status (REACH Unaffected) and HTSUS classification (8542.39.0001), ensuring regulatory compatibility across procurement and export scenarios.

Functional Architecture: The ADC10040QCIMT/NOPB provides 10-bit analog to digital conversion with pipelined architecture, addressing the core data acquisition function of the original component.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The MPD23794DW is classified as obsolete, making long-term procurement and technical support unavailable. The ADC10040QCIMT/NOPB maintains active product status, ensuring continued availability, manufacturing support, and compliance updates from Texas Instruments.

Regulatory and Compliance Alignment: Both components share identical REACH status and HTSUS classification, eliminating regulatory barriers to substitution. The ADC10040QCIMT/NOPB provides ROHS3 compliance and AEC-Q100 automotive qualification, meeting contemporary environmental and quality standards.

Moisture Sensitivity Consideration: The substitute part carries MSL 3 (168 Hours) compared to the original MSL 1 (Unlimited). This represents a more restrictive moisture handling requirement and necessitates appropriate storage and handling protocols during assembly operations.

Supply Chain Continuity: Current inventory of ADC10040QCIMT/NOPB (1038 Pcs New Original In Stock) supports immediate procurement requirements, whereas the obsolete MPD23794DW has limited remaining inventory (1146 Pcs).

Frequently Asked Questions (FAQ)

Q: Can ADC10040QCIMT/NOPB directly replace MPD23794DW in existing designs?

A: Substitution is functionally valid based on shared Data Acquisition category, Texas Instruments manufacture, and identical regulatory classification. However, physical package compatibility and electrical parameter alignment must be verified against your specific circuit design requirements. The substitute part specifies 28-TSSOP surface mount packaging; confirm this matches your PCB layout and assembly capabilities.

Q: What is the significance of the different MSL ratings?

A: The MPD23794DW carries MSL 1 (Unlimited moisture sensitivity), while ADC10040QCIMT/NOPB carries MSL 3 (168 Hours). MSL 3 requires stricter moisture control during storage and assembly. Components must be stored in dry conditions and used within 168 hours of package opening. Implement appropriate bake-out procedures if storage exceeds specified limits.

Q: Are there differences in electrical performance between these parts?

A: The provided data specifies ADC10040QCIMT/NOPB as a 10-bit pipelined converter with 40M sampling rate, 1 input, and support for both differential and single-ended inputs. Detailed electrical specifications for the obsolete MPD23794DW are not provided in this reference. Consult original datasheets for complete performance comparison.

Q: What packaging considerations apply to the substitute part?

A: ADC10040QCIMT/NOPB is supplied in 28-TSSOP surface mount package (0.173" width, 4.40mm). Verify PCB footprint compatibility and reflow soldering profile alignment with your manufacturing process. Tube packaging supports automated pick-and-place assembly.

Q: Does the automotive grade qualification affect general-purpose applications?

A: The ADC10040QCIMT/NOPB carries Automotive grade and AEC-Q100 qualification, indicating enhanced reliability testing and temperature stability. These qualifications do not restrict use in non-automotive applications; they represent additional quality assurance applicable across all use cases.