MCP3301T-BI/MS Equivalent & Substitute Parts

Part Overview

The MCP3301T-BI/MS is a 13-bit Analog to Digital Converter (ADC) manufactured by Microchip Technology, designed for single-channel differential input applications. This data acquisition component operates at a 100 kHz sampling rate with external voltage reference configuration and is housed in an 8-MSOP surface mount package. The part maintains Active product status with full ROHS3 compliance and unlimited moisture sensitivity rating.

Substitute parts are identified when equivalent electrical and mechanical parameters align with the main component specifications, enabling direct replacement in circuit designs without functional degradation.

Substiute Parts

MCP3301T-BI/MS

Microchip TechnologyIn Stock: 1000479MCP3301T-BI/MS Datasheet

Current PartRFQ

MCP3301-BI/MS

Microchip TechnologyIn Stock: 5154MCP3301-BI/MS Datasheet

DirectRFQ

ADS7817EB/250

Texas InstrumentsIn Stock: 4621ADS7817EB/250 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the MCP3301T-BI/MS are identified based on strict alignment of critical electrical and mechanical parameters:

Primary Substitution Criteria:

• Single differential input channel configuration
• SPI serial data interface
• SAR (Successive Approximation Register) architecture
• External voltage reference requirement
• 5V analog and digital supply voltages
• -40°C to 85°C operating temperature range
• Surface mount package compatibility
• ROHS3 compliance and MSL Level 1 rating

Grouping Logic: Direct substitutes maintain identical or superior resolution and sampling rate specifications while preserving all interface and packaging requirements. Parts are grouped by manufacturer and packaging configuration to facilitate procurement and inventory management.

Parameter Comparison

Engineering Selection Recommendations

MCP3301-BI/MS (Microchip Technology): This direct substitute maintains identical electrical specifications and 8-MSOP packaging. Both parts are manufactured by Microchip Technology with Active product status and full ROHS3 compliance. Selection between MCP3301T-BI/MS and MCP3301-BI/MS is determined by packaging format requirements (tape & reel versus tube) and inventory availability.

ADS7817EB/250 (Texas Instruments): This Texas Instruments alternative provides equivalent single-channel differential input functionality with SPI interface and external reference configuration. The ADS7817EB/250 operates at 200 kHz sampling rate (double the MCP3301 rate) with 12-bit resolution. The 8-VSSOP package differs from the 8-MSOP footprint, requiring PCB layout verification. Both parts maintain Active status, ROHS3 compliance, and MSL Level 1 rating across the specified operating temperature range.

Frequently Asked Questions (FAQ)

Q: Can MCP3301-BI/MS directly replace MCP3301T-BI/MS? A: Yes. Both parts share identical electrical specifications, 13-bit resolution, 100 kHz sampling rate, SPI interface, and 8-MSOP packaging. The difference is packaging format: MCP3301T-BI/MS uses tape & reel; MCP3301-BI/MS uses tube. Electrical performance and PCB compatibility are equivalent.

Q: Is ADS7817EB/250 a direct substitute for MCP3301T-BI/MS? A: ADS7817EB/250 provides functional equivalence for single-channel differential ADC applications with SPI interface and external reference. However, it differs in resolution (12-bit versus 13-bit), sampling rate (200 kHz versus 100 kHz), and package type (8-VSSOP versus 8-MSOP). PCB layout modification is required due to different pin configurations and package dimensions.

Q: What are the critical parameters for substitution? A: Single differential input channel, SPI serial interface, SAR architecture, external voltage reference, 5V supply voltages, -40°C to 85°C operating range, and surface mount configuration are mandatory for substitution compatibility.

Q: Does package type affect electrical performance? A: No. 8-MSOP and 8-VSSOP packages are both surface mount configurations with identical electrical functionality. Package selection is determined by PCB layout requirements and available footprint space.

Q: Are all listed parts ROHS3 compliant? A: Yes. MCP3301T-BI/MS, MCP3301-BI/MS, and ADS7817EB/250 all maintain ROHS3 compliance with MSL Level 1 (Unlimited) moisture sensitivity rating.