MCP47FVB04-E/MQ Equivalent & Substitute Parts

Part Overview

The MCP47FVB04-E/MQ is an 8-bit Digital to Analog Converter (DAC) manufactured by Microchip Technology, designed for data acquisition applications. This integrated circuit features 4 independent D/A converters with voltage output capability in a 20-VQFN surface mount package. The device is currently in active production status with 1023 units available in stock.

Identifying equivalent and substitute parts is necessary when the primary part number becomes unavailable, when supply chain constraints occur, or when design flexibility is required for procurement optimization. Substitute parts must maintain identical electrical specifications and mechanical compatibility to ensure seamless integration into existing circuit designs.

Key Parameters

Parameter	Specification
Number of Bits	8
Number of D/A Converters	4
Settling Time (Typical)	7.8µs
Output Type	Voltage - Buffered, Voltage - Unbuffered
Data Interface	I2C
Reference Type	External
Voltage - Supply, Analog	2.7V ~ 5.5V
Voltage - Supply, Digital	2.7V ~ 5.5V
INL/DNL (LSB)	±0.1, ±0.0125LSB
Operating Temperature	-40°C ~ 125°C
Package / Case	20-VQFN Exposed Pad
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitution of the MCP47FVB04-E/MQ is determined by strict equivalence across the following critical parameters:

Electrical Specifications:

8-bit resolution with 4 independent D/A converters
Identical settling time of 7.8µs (typical)
Matching output type configuration (Voltage - Buffered and Voltage - Unbuffered)
I2C digital interface protocol
External reference type requirement
Dual supply voltage range: 2.7V to 5.5V for both analog and digital supplies
Identical INL/DNL specifications: ±0.1 and ±0.0125LSB

Mechanical Specifications:

20-VQFN package with exposed pad (5x5mm footprint)
Surface mount mounting type
Identical pin configuration and footprint

Compliance & Status:

Active product status
ROHS3 compliance
REACH unaffected classification

Parts meeting all these parameters are classified as parametric equivalents and direct substitutes.

Parameter Comparison

Parameter	MCP47FVB04-E/MQ	MCP47FEB04-E/MQ	Match
Manufacturer	Microchip Technology	Microchip Technology	✓
Category	Data Acquisition	Data Acquisition	✓
Number of Bits	8	8	✓
Number of D/A Converters	4	4	✓
Settling Time (Typical)	7.8µs	7.8µs	✓
Output Type	Voltage - Buffered, Voltage - Unbuffered	Voltage - Buffered, Voltage - Unbuffered	✓
Data Interface	I2C	I2C	✓
Reference Type	External	External	✓
Voltage - Supply, Analog	2.7V ~ 5.5V	2.7V ~ 5.5V	✓
Voltage - Supply, Digital	2.7V ~ 5.5V	2.7V ~ 5.5V	✓
INL/DNL (LSB)	±0.1, ±0.0125LSB	±0.1, ±0.0125LSB	✓
Operating Temperature	-40°C ~ 125°C	-40°C ~ 125°C	✓
Package / Case	20-VQFN Exposed Pad	20-VQFN Exposed Pad	✓
Mounting Type	Surface Mount	Surface Mount	✓
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	✓
REACH Status	REACH Unaffected	REACH Unaffected	✓
Product Status	Active	Active	✓

Engineering Selection Recommendations

The MCP47FEB04-E/MQ is a direct parametric equivalent to the MCP47FVB04-E/MQ. Both devices are manufactured by Microchip Technology and maintain identical electrical and mechanical specifications across all critical parameters.

Selection Basis:

Both parts are active products with current manufacturing status, ensuring long-term availability and supply chain stability. Both comply with ROHS3 environmental standards and carry REACH unaffected classification, meeting regulatory requirements for industrial and commercial applications.

The MCP47FEB04-E/MQ currently maintains higher inventory availability (1132 units) compared to the primary part number (1023 units), providing procurement flexibility without design modification.

No design changes, PCB layout modifications, or firmware adjustments are required when substituting between these part numbers. Pin configuration, package footprint, and electrical performance remain identical.

Frequently Asked Questions (FAQ)

Q: Can the MCP47FEB04-E/MQ be used as a direct replacement for the MCP47FVB04-E/MQ?

A: Yes. The MCP47FEB04-E/MQ is a parametric equivalent with identical electrical specifications, pin configuration, and package footprint. No design modifications are required.

Q: Are there any differences in the I2C interface protocol between these parts?

A: No. Both devices implement identical I2C data interface protocols and operate with the same communication specifications.

Q: Do both parts support the same supply voltage range?

A: Yes. Both the MCP47FVB04-E/MQ and MCP47FEB04-E/MQ operate with analog and digital supply voltages ranging from 2.7V to 5.5V.

Q: Is the 20-VQFN package footprint identical between both parts?

A: Yes. Both parts use the 20-VQFN (5x5mm) surface mount package with exposed pad. PCB layouts are fully compatible without modification.

Q: What is the difference between the "V" and "E" designations in the part numbers?

A: The designations indicate internal architectural differences within the MCP47F series. However, the MCP47FVB04 and MCP47FEB04 variants maintain identical external electrical specifications, pin assignments, and functional performance for data acquisition applications.

Q: Are both parts compliant with environmental regulations?

A: Yes. Both the MCP47FVB04-E/MQ and MCP47FEB04-E/MQ are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory standards.

Q: Can these parts be used interchangeably in production?

A: Yes. Both parts are active products with identical specifications. They can be used interchangeably in production without design changes, provided the same package and pin configuration requirements are maintained.

Q: What is the settling time for both devices?

A: Both devices have a typical settling time of 7.8µs, ensuring identical transient response characteristics in data acquisition circuits.

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