MCP47FEB11A2-E/ST Equivalent & Substitute Parts

Part Overview

The MCP47FEB11A2-E/ST is a 10-bit digital-to-analog converter (DAC) manufactured by Microchip Technology, designed for data acquisition applications requiring voltage output conversion. This component operates across a wide supply voltage range of 2.7V to 5.5V for both analog and digital domains, making it suitable for battery-powered and standard logic-level systems. The device is currently in active production status with full RoHS3 compliance and REACH unaffected designation. Substitute parts are identified when equivalent electrical and mechanical parameters are maintained across the same product family, ensuring direct functional interchangeability in circuit designs.

Substiute Parts

MCP47FEB11A2-E/ST

Microchip TechnologyIn Stock: 861MCP47FEB11A2-E/ST Datasheet

Current PartRFQ

MCP47FEB11A0-E/ST

Microchip TechnologyIn Stock: 1271MCP47FEB11A0-E/ST Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

The MCP47FEB11A2-E/ST and MCP47FEB11A0-E/ST are parametric equivalents within the MCP47FEB11 base product family. Substitution is valid based on the following criteria:

Electrical Parameters (Identical):

• 10-bit resolution with single D/A converter
• 6µs typical settling time
• Buffered voltage output via I2C interface
• External, internal, and supply reference options
• 2.7V to 5.5V dual supply voltage range
• ±0.4 LSB INL and ±0.05 LSB DNL specifications
• R-2R architecture

Mechanical Parameters (Identical):

• 8-TSSOP surface mount package (0.173" width, 4.40mm)
• Identical pin configuration and footprint

Compliance & Status (Identical):

• Active product status
• ROHS3 compliant
• REACH unaffected
• MSL Level 1 (unlimited moisture exposure)

The substitution is based strictly on matching electrical performance, package compatibility, and regulatory compliance. No functional differences exist between these variants within the specified parameter set.

Parameter Comparison

Engineering Selection Recommendations

Both MCP47FEB11A2-E/ST and MCP47FEB11A0-E/ST are suitable for direct substitution in applications requiring 10-bit DAC functionality with I2C interface control. Selection between these parts should be based on:

Availability: MCP47FEB11A0-E/ST currently maintains higher inventory (1187 pcs) compared to MCP47FEB11A2-E/ST (760 pcs), making it preferable for high-volume procurement or time-sensitive applications.

Compliance Requirements: Both parts meet identical regulatory standards (ROHS3, REACH unaffected, MSL Level 1), ensuring compatibility with environmental and supply chain requirements across industrial, automotive, and consumer applications.

Thermal Performance: Both variants support the full -40°C to 125°C operating temperature range, suitable for extended temperature environments without performance degradation.

Supply Chain Continuity: Both parts maintain active production status with Microchip Technology, ensuring long-term availability and consistent quality standards.

Frequently Asked Questions (FAQ)

Q: Can MCP47FEB11A0-E/ST replace MCP47FEB11A2-E/ST in existing designs?

A: Yes. Both parts are parametric equivalents with identical electrical specifications, pin configuration, and package dimensions. Direct substitution requires no circuit modifications or firmware changes.

Q: Are there any differences in I2C communication protocols between these variants?

A: No. Both parts implement identical I2C data interface specifications, reference type options, and control register architecture. Software and firmware compatibility is maintained.

Q: What is the significance of the different suffix designations (A2 vs. A0)?

A: The suffix variation indicates different manufacturing batches or internal revision levels within the MCP47FEB11 product family. These designations do not reflect functional or electrical differences relevant to circuit design or performance.

Q: Can these parts be used interchangeably in PCB assembly?

A: Yes. Both parts use identical 8-TSSOP surface mount packages with matching pin assignments, footprints, and soldering requirements. No PCB layout modifications are necessary.

Q: What supply voltage range must be maintained for proper operation?

A: Both analog and digital supply voltages must remain within 2.7V to 5.5V. This range supports operation from battery-powered systems (2.7V minimum) to standard 5V logic environments.

Q: Are there any moisture handling differences between these parts?

A: No. Both parts carry MSL Level 1 rating, indicating unlimited moisture exposure tolerance. Standard surface mount handling procedures apply without special desiccant or bake-out requirements.

Q: Which part should be selected for new designs?

A: Either part is suitable for new designs. Selection should prioritize current availability and supply chain lead times. Both maintain identical long-term support and production continuity from Microchip Technology.