M45PE10-VMP6G Equivalent & Substitute Parts

Part Overview

The M45PE10-VMP6G is a 1Mbit NOR Flash memory IC manufactured by Micron Technology Inc., featuring SPI interface operation at 75 MHz with supply voltage range of 2.7V to 3.6V. This component is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system support and new design implementations. The part is housed in an 8-VDFPN (6x5) package with exposed pad and operates across the industrial temperature range of -40°C to 85°C.

Key Parameters

Parameter	Value
Memory Size	1Mbit
Memory Organization	128K 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-VDFPN Exposed Pad
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	3 (168 Hours)

Substitute Part Grouping Explanation

Substitution eligibility for the M45PE10-VMP6G is determined by the following critical parameters:

Core Compatibility Requirements:

Memory capacity: 1Mbit
Memory organization: 128K x 8
Interface protocol: SPI
Supply voltage range: 2.7V ~ 3.6V (minimum overlap required)
Package type: 8-pin surface mount with exposed pad
RoHS compliance: ROHS3 Compliant
Moisture sensitivity level: 3 (168 Hours)

The substitute parts identified (SST25VF010A-33-4C-QAE and SST25VF010A-33-4I-QAE) meet all core compatibility requirements. Both are manufactured by Microchip Technology and belong to the SST25 series. While the clock frequency differs (33 MHz versus 75 MHz), this represents a functional downgrade rather than incompatibility, as the substitute parts operate at a lower maximum frequency within the same SPI protocol framework. The operating temperature range for SST25VF010A-33-4C-QAE is 0°C ~ 70°C, which is narrower than the main part; however, SST25VF010A-33-4I-QAE maintains the full industrial range of -40°C ~ 85°C.

Parameter Comparison

Parameter	M45PE10-VMP6G	SST25VF010A-33-4C-QAE	SST25VF010A-33-4I-QAE
Manufacturer	Micron Technology Inc.	Microchip Technology	Microchip Technology
Memory Size	1Mbit	1Mbit	1Mbit
Memory Organization	128K x 8	128K x 8	128K x 8
Memory Interface	SPI	SPI	SPI
Clock Frequency	75 MHz	33 MHz	33 MHz
Voltage Supply Range	2.7V ~ 3.6V	2.7V ~ 3.6V	2.7V ~ 3.6V
Operating Temperature	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Package Type	8-VDFPN Exposed Pad	8-WSON Exposed Pad	8-WSON Exposed Pad
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)
Product Status	Obsolete	Active	Active

Engineering Selection Recommendations

SST25VF010A-33-4I-QAE is the preferred substitute for applications requiring full industrial temperature range operation (-40°C ~ 85°C). This part maintains compatibility across all critical electrical parameters and compliance certifications while offering active product status with confirmed availability.

SST25VF010A-33-4C-QAE is suitable for applications operating within the commercial temperature range (0°C ~ 70°C). This variant provides equivalent electrical and compliance characteristics with active product status.

Both substitute parts are ROHS3 compliant and carry identical moisture sensitivity ratings, ensuring compatibility with existing manufacturing and storage protocols. The transition from VDFPN to WSON package geometry requires PCB layout verification to confirm mechanical fit and thermal performance characteristics.

Frequently Asked Questions (FAQ)

Q: Can SST25VF010A-33-4I-QAE directly replace M45PE10-VMP6G in all applications?

A: Electrical and functional compatibility is confirmed across all specified parameters. However, package geometry differs (VDFPN versus WSON), requiring PCB layout assessment. The reduced clock frequency (33 MHz versus 75 MHz) is acceptable for applications not requiring maximum speed operation.

Q: What is the impact of the 33 MHz clock frequency on system performance?

A: The substitute parts operate at 33 MHz maximum frequency compared to 75 MHz for the original part. This represents a functional downgrade in data transfer rate. Applications with timing-critical SPI communication requirements must evaluate whether 33 MHz operation meets system specifications.

Q: Why does SST25VF010A-33-4C-QAE have a narrower operating temperature range?

A: SST25VF010A-33-4C-QAE is rated for 0°C ~ 70°C commercial temperature range, while SST25VF010A-33-4I-QAE maintains the full industrial range of -40°C ~ 85°C. Selection depends on the target application environment. Industrial applications must use the -4I variant.

Q: Are there package compatibility considerations?

A: The original M45PE10-VMP6G uses 8-VDFPN packaging while substitutes use 8-WSON packaging. Both are 8-pin surface mount packages with exposed pads, but physical dimensions and pin layouts differ. PCB footprint and thermal design must be verified before implementation.

Q: Do the substitute parts maintain RoHS and moisture sensitivity compliance?

A: Yes. Both SST25VF010A-33-4C-QAE and SST25VF010A-33-4I-QAE are ROHS3 compliant with MSL 3 (168 Hours) rating, matching the original part specifications.

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