MCP47FEB21A2-E/ST Equivalent & Substitute Parts

Part Overview

The MCP47FEB21A2-E/ST is a 12-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 diverse embedded systems and industrial control applications. The device is currently in active production status with full RoHS3 compliance and REACH unaffected certification. Substitute parts are identified when equivalent electrical specifications, package compatibility, and functional parameters align with the original component, enabling seamless integration in circuit designs.

Substiute Parts

MCP47FEB21A2-E/ST

Microchip TechnologyIn Stock: 1024MCP47FEB21A2-E/ST Datasheet

Current PartRFQ

MCP47FVB21A0-E/ST

Microchip TechnologyIn Stock: 1311MCP47FVB21A0-E/ST Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

The MCP47FVB21A0-E/ST qualifies as a parametric equivalent to the MCP47FEB21A2-E/ST based on strict alignment of the following critical parameters:

• Resolution: Both devices feature 12-bit conversion capability
• Converter Count: Single D/A converter configuration in both parts
• Settling Time: Identical 6µs typical settling time specification
• Output Configuration: Voltage-buffered output type with no differential output
• Data Interface: I2C serial communication protocol
• Reference Options: External, internal, and supply reference types supported
• Supply Voltage Ranges: Matching 2.7V to 5.5V for both analog and digital supplies
• Linearity Specifications: Identical INL/DNL performance (±1.5 LSB, ±0.2 LSB)
• Circuit Architecture: R-2R ladder topology
• Temperature Range: -40°C to 125°C operating window
• Package Specification: 8-TSSOP surface mount package with identical physical dimensions
• Compliance Status: Both parts maintain ROHS3 compliance and REACH unaffected status

Substitution is valid when circuit design requirements do not depend on manufacturer-specific internal implementation details or device-specific firmware configurations.

Parameter Comparison

Engineering Selection Recommendations

Both the MCP47FEB21A2-E/ST and MCP47FVB21A0-E/ST maintain active production status with identical compliance certifications (ROHS3 and REACH unaffected). Selection between these parts should be based on:

• Inventory Availability: The MCP47FVB21A0-E/ST currently maintains higher stock levels (1202 pcs) compared to the MCP47FEB21A2-E/ST (918 pcs), which may influence procurement timelines for high-volume applications.
• Supply Chain Continuity: Both parts are sourced from the same manufacturer (Microchip Technology) and maintain equivalent active product status, ensuring long-term availability and support.
• Compliance Requirements: Both devices satisfy identical regulatory requirements for industrial and commercial applications requiring RoHS3 compliance and REACH compliance verification.
• Circuit Integration: The identical electrical specifications, package dimensions, and pin configurations enable direct substitution without circuit redesign or PCB layout modifications.

Frequently Asked Questions (FAQ)

Q: Can the MCP47FVB21A0-E/ST be used as a direct replacement for the MCP47FEB21A2-E/ST in existing designs?

A: Yes. Both devices share identical electrical specifications, package dimensions (8-TSSOP), pin configurations, and functional parameters. No circuit modifications or PCB layout changes are required for substitution.

Q: Are there differences in the I2C communication protocol between these two parts?

A: No. Both the MCP47FEB21A2-E/ST and MCP47FVB21A0-E/ST implement identical I2C data interface specifications, ensuring compatible firmware and software implementations.

Q: What is the significance of the different part number suffixes (FEB vs. FVB)?

A: The suffix variations indicate different internal manufacturing processes or design revisions within the Microchip Technology product line. However, all specified electrical and functional parameters remain equivalent, making them interchangeable for circuit applications.

Q: Do both parts support the same reference voltage options?

A: Yes. Both devices support external, internal, and supply reference types with identical voltage specifications (2.7V to 5.5V range).

Q: Are the settling time and linearity specifications identical?

A: Yes. Both parts specify 6µs typical settling time and identical INL/DNL performance (±1.5 LSB and ±0.2 LSB respectively).

Q: What is the moisture sensitivity level, and does it affect handling procedures?

A: Both parts carry MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions. Standard surface mount handling procedures apply without special moisture control requirements.

Q: Are both parts suitable for the full -40°C to 125°C industrial temperature range?

A: Yes. Both the MCP47FEB21A2-E/ST and MCP47FVB21A0-E/ST maintain identical operating temperature specifications across the full -40°C to 125°C range, supporting industrial and automotive applications.