MR25H256CDF Datasheet Download Everspin
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Everspin
RAM
Part Information Full electrical specs per datasheet
- Part Number
- MR25H256CDF
- Brand
- Everspin
- Series
- MR25H
- Category
- Memory / RAM
- Package
- DFN-8(5x6)
256Kb serial SPI MRAM
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Key Parameters 6 items · per datasheet
| Interface | SPI |
|---|---|
| Memory Architecture | <SPAN CLASS='LUCENE_HIGHLIGHT_CLASS'>MRAM</SPAN> |
| Capacity | 256Kbit |
| Features | write latch; block protection; power-on/power-off/brown-out data protection; write protection |
| Supply Voltage | 2.7V~3.6V |
| Frequency (fc) | 40MHz |
Alternative Parts 6 candidates · auto-compared by subcategory & key parameters
| Part Number | Brand | Verdict | Key Parameter Comparison | Datasheet |
|---|---|---|---|---|
| MR25H256MDCR | Everspin | Pin-compatibleDirect replacement, no board change | Capacity 256Kbit → 256KbitInterface SPI → SPIVoltage 2.7~3.6V → 2.7~3.6VPackage DFN-8(5x6) → DFN-8(5x6) | Download |
| MR25H256MDFR | Everspin | Pin-compatibleDirect replacement, no board change | Capacity 256Kbit → 256KbitInterface SPI → SPIVoltage 2.7~3.6V → 2.7~3.6VPackage DFN-8(5x6) → DFN-8(5x6) | Download |
| MR25H256 | Everspin | Function-compatibleSame capacity/interface, different package — board change needed | Capacity 256Kbit → 256KbitInterface SPI → SPIVoltage 2.7~3.6V → 2.7~3.6VPackage DFN-8(5x6) → DFN-8-EP(5x6) | Download |
| MR25H256A | Everspin | Function-compatibleSame capacity/interface, different package — board change needed | Capacity 256Kbit → 256KbitInterface SPI → SPIVoltage 2.7~3.6V → 2.7~3.6VPackage DFN-8(5x6) → DFN-8-EP(5x6) | Download |
| MR25H256ACDF | Everspin | Function-compatibleSame capacity/interface, different package — board change needed | Capacity 256Kbit → 256KbitInterface SPI → SPIVoltage 2.7~3.6V → 2.7~3.6VPackage DFN-8(5x6) → DFN-8-EP(5x6) | Download |
| PM004MNIATR | Siproin | UpgradeHigher capacity, works but may cost more | Capacity 256Kbit → 4MbitInterface SPI → SPIVoltage 2.7~3.6V → 2.7~3.6VPackage DFN-8(5x6) → SOP-8 | Download |
The verdict is based on public parameters only (capacity/interface/package/pins/speed); timing margins, temperature grades, certifications and lot differences are not covered. Confirm with both datasheets before replacing; ask us for samples or validation support.
Pre-replacement Checklist (RAM)
- Compare key parameters item by item (see table above)
- Package & pinout compatibility
- Voltage & power within design margin
- Any surrounding-circuit changes needed
- Validate on a small pilot batch before full switch
These are standard checkpoints for this product type. Verify each item and pilot-test before full switch-in. Ask us for samples, a replacement assessment report or FAE support - free samples and validation assistance provided.
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