MCP47FVB22A1-E/ST Equivalent & Substitute Parts

Part Overview

The MCP47FVB22A1-E/ST is a 12-bit digital-to-analog converter (DAC) manufactured by Microchip Technology, designed for data acquisition applications requiring dual voltage output channels. This component features I2C interface compatibility, buffered voltage output, and operates across a wide supply voltage range of 2.7V to 5.5V. The part is currently in active production status with ROHS3 compliance and unlimited moisture sensitivity rating (MSL 1).

Substitute parts become necessary when the primary part number experiences supply constraints, extended lead times, or inventory limitations. The identified equivalent parts maintain identical electrical and mechanical specifications, ensuring direct functional replacement without circuit redesign.

Substiute Parts

MCP47FVB22A1-E/ST

Microchip TechnologyIn Stock: 1161MCP47FVB22A1-E/ST Datasheet

Current PartRFQ

MCP47FEB22A0-E/ST

Microchip TechnologyIn Stock: 1000503MCP47FEB22A0-E/ST Datasheet

Parametric EquivalentRFQ

MCP47FEB22A1-E/ST

Microchip TechnologyIn Stock: 2244MCP47FEB22A1-E/ST Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

The MCP47FVB22A1-E/ST has two identified parametric equivalents: MCP47FEB22A0-E/ST and MCP47FEB22A1-E/ST. These substitutes are classified as direct functional equivalents based on the following criteria:

Matching Parameters (Substitution Basis):

• 12-bit resolution with dual D/A converter channels
• Buffered voltage output configuration
• I2C digital interface
• Identical settling time specification (6µs typical)
• Matching supply voltage ranges (2.7V ~ 5.5V for both analog and digital supplies)
• Identical INL/DNL performance (±1.5, ±0.2 LSB)
• R-2R converter architecture
• Identical operating temperature range (-40°C ~ 125°C)
• 8-TSSOP surface mount package with matching physical dimensions
• ROHS3 compliance and MSL 1 rating

All three parts share the same base product number family (MCP47F series) and maintain electrical and mechanical compatibility for direct substitution in existing circuit designs.

Parameter Comparison

Engineering Selection Recommendations

All three parts maintain active production status with identical compliance certifications (ROHS3 and REACH Unaffected). Selection between MCP47FVB22A1-E/ST and its substitutes should be based on availability and inventory levels:

• MCP47FVB22A1-E/ST: Primary selection with 1,059 units in stock
• MCP47FEB22A0-E/ST: High-availability alternative with 1,000,399 units in stock
• MCP47FEB22A1-E/ST: Secondary alternative with 2,200 units in stock

All parts are supplied in tube packaging and carry identical electrical performance specifications. No circuit modifications or firmware adjustments are required when substituting between these part numbers.

Frequently Asked Questions (FAQ)

Q: Can MCP47FEB22A0-E/ST and MCP47FEB22A1-E/ST be used interchangeably with MCP47FVB22A1-E/ST?

A: Yes. All three parts share identical electrical specifications, including 12-bit resolution, dual DAC channels, I2C interface, settling time, supply voltage ranges, and temperature operating range. The 8-TSSOP package pinout and physical dimensions are identical, enabling direct PCB substitution without design changes.

Q: Are there any differences in the reference voltage configuration between these parts?

A: No. All three parts support identical reference type options: External, Internal, and Supply. Reference voltage selection and configuration remain unchanged across substitutions.

Q: Do these parts require different PCB layout considerations?

A: No. All three parts use the 8-TSSOP surface mount package with identical 0.173" width and 4.40mm dimensions. PCB footprints, trace routing, and layout requirements are identical.

Q: What is the significance of the part number suffix differences (VB vs. EB)?

A: The suffix differences reflect internal Microchip product line designations but do not affect electrical performance or functional compatibility. All specified electrical and mechanical parameters remain identical across the part number variants.

Q: Are moisture handling and storage requirements the same for all three parts?

A: Yes. All parts carry MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions. Storage and handling procedures are identical across all three part numbers.