M25PX32-VMP6E Equivalent & Substitute Parts

Part Overview

The M25PX32-VMP6E is a 32Mbit NOR Flash memory IC manufactured by Micron Technology Inc., designed for SPI interface applications operating at 75 MHz. This component features a 2.7V to 3.6V supply voltage range and is housed in an 8-VDFN package with exposed pad. The product is classified as obsolete, making identification of compatible substitute parts essential for ongoing system support and new design implementations.

Key Parameters

Parameter	Value
Memory Type	Non-Volatile FLASH
Memory Size	32Mbit
Memory Organization	4M x 8
Memory Interface	SPI
Clock Frequency	75 MHz
Voltage Supply Range	2.7V ~ 3.6V
Operating Temperature	-40°C ~ 85°C
Package Type	8-VDFN Exposed Pad (6x5)
Write Cycle Time (Page)	5ms
RoHS Status	ROHS3 Compliant
MSL Rating	3 (168 Hours)

Substitute Part Grouping Explanation

Substitution eligibility for the M25PX32-VMP6E is determined by the following critical parameters:

Memory capacity: 32Mbit (4M x 8 organization)
Supply voltage compatibility: 2.7V ~ 3.6V range
Operating temperature range: -40°C ~ 85°C
Package form factor: 8-pin surface mount with exposed pad
Interface protocol: SPI-compatible communication
RoHS3 compliance and MSL rating consistency

The W25Q32JVZPIQ meets all substitution criteria. While it features an enhanced SPI - Quad I/O interface and higher clock frequency (133 MHz versus 75 MHz), these represent functional improvements that maintain backward compatibility with standard SPI operation. The identical memory capacity, voltage range, temperature specifications, and package footprint enable direct substitution in applications designed for the M25PX32-VMP6E.

Parameter Comparison

Parameter	M25PX32-VMP6E	W25Q32JVZPIQ
Manufacturer	Micron Technology Inc.	Winbond Electronics
Memory Size	32Mbit	32Mbit
Memory Organization	4M x 8	4M x 8
Memory Interface	SPI	SPI - Quad I/O
Clock Frequency	75 MHz	133 MHz
Voltage Supply Range	2.7V ~ 3.6V	2.7V ~ 3.6V
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C
Package Type	8-VDFN Exposed Pad (6x5)	8-WSON Exposed Pad (6x5)
Write Cycle Time (Page)	5ms	3ms
Product Status	Obsolete	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	3 (168 Hours)	3 (168 Hours)

Engineering Selection Recommendations

The W25Q32JVZPIQ is the qualified substitute for the M25PX32-VMP6E based on the following factors:

Both components maintain identical memory capacity and organization (32Mbit, 4M x 8)
Supply voltage specifications are fully compatible (2.7V ~ 3.6V)
Operating temperature ranges are equivalent (-40°C ~ 85°C)
Both achieve ROHS3 compliance and identical MSL ratings
The W25Q32JVZPIQ is currently in active production status, ensuring long-term availability
Package footprints are compatible for surface mount applications (8-pin, 6x5mm form factor)

The W25Q32JVZPIQ provides enhanced performance characteristics including higher clock frequency (133 MHz) and faster page write cycles (3ms), which represent functional improvements without introducing compatibility constraints for standard SPI protocol operation.

Frequently Asked Questions (FAQ)

Q: Can the W25Q32JVZPIQ directly replace the M25PX32-VMP6E in existing designs?

A: Yes. Both components share identical memory capacity, voltage supply range, operating temperature specifications, and package footprint. The W25Q32JVZPIQ operates as a functional superset, supporting standard SPI protocol alongside enhanced Quad I/O modes.

Q: What is the difference between the 8-VDFN and 8-WSON packages?

A: Both are 8-pin surface mount packages with exposed pads in 6x5mm form factors. The primary distinction is manufacturer-specific package designation. Pin configuration and footprint compatibility remain equivalent for PCB layout purposes.

Q: Does the higher clock frequency of the W25Q32JVZPIQ affect compatibility?

A: No. The 133 MHz capability of the W25Q32JVZPIQ is backward compatible with systems designed for 75 MHz operation. The substitute component operates at the lower frequency when controlled by legacy firmware or hardware interfaces.

Q: Are there supply chain advantages to using the W25Q32JVZPIQ?

A: Yes. The W25Q32JVZPIQ maintains active production status with significantly higher inventory availability (55,100 units in stock versus 864 units for the obsolete M25PX32-VMP6E), ensuring reliable long-term procurement.

Q: Do both components meet the same compliance standards?

A: Yes. Both the M25PX32-VMP6E and W25Q32JVZPIQ are ROHS3 compliant, REACH unaffected, and carry identical MSL ratings (3, 168 hours), meeting equivalent environmental and regulatory requirements.

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