MR20H40DFR
- Mfr.Part #
- MR20H40DFR
- Manufacturer
- Everspin Technologies, Inc.
- Package / Case
- 8-VDFN Exposed Pad
- Datasheet
- Download
- Description
- IC RAM 4MBIT SPI 50MHZ 8DFN
- Stock
- 22,031
- In Stock :
- 22,031
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- Manufacturer :
- Everspin Technologies, Inc.
- Product Category :
- Memory
- Packaging :
- Tape and Reel (TR)
- Memory Interface :
- SPI
- Pin Count :
- 8
- Package / Case :
- 8-VDFN Exposed Pad
- Number of Functions :
- 1
- Operating Mode :
- SYNCHRONOUS
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Mounting Type :
- Surface Mount
- Supply Voltage-Min (Vsup) :
- 3V
- Memory Width :
- 8
- Height Seated (Max) :
- 0.9mm
- Number of Terminations :
- 8
- Surface Mount :
- yes
- Memory Format :
- RAM
- Length :
- 6mm
- Memory Size :
- 4Mb 512K x 8
- Terminal Pitch :
- 1.27mm
- Terminal Position :
- Dual
- Organization :
- 512KX8
- JESD-30 Code :
- R-PDSO-N8
- Voltage - Supply :
- 3V~3.6V
- Memory Density :
- 4194304 bit
- HTS Code :
- 8542.32.00.71
- Clock Frequency :
- 50MHz
- Width :
- 5mm
- Supply Voltage :
- 3.3V
- Memory Type :
- Non-Volatile
- Operating Temperature :
- 0°C~70°C TA
- Published :
- 2014
- ECCN Code :
- EAR99
- Supply Voltage-Max (Vsup) :
- 3.6V
- Datasheets
- MR20H40DFR

Memory Everspin Technologies, Inc. MR20H40DFR Overview
Introducing the MR20H40DFR from Everspin Technologies, Inc., a high-performance 4Mbit Magnetoresistive Random Access Memory (MRAM) designed to meet the rigorous demands of modern industrial applications. This integrated circuit is optimized for speed and reliability, offering a SPI interface with a rapid 50MHz frequency. The compact 8DFN package makes it an ideal choice for applications requiring high data integrity and low latency. With its non-volatile memory feature, the MR20H40DFR ensures data retention without power, enhancing system reliability and reducing the overall cost of ownership.
MR20H40DFR Features
- 4Mbit storage capacity
- SPI interface with a 50MHz operational frequency
- Non-volatile memory retains data without power
- Compact 8DFN package for space-sensitive applications
- Low power consumption enhances system efficiency
MR20H40DFR Applications
- Industrial Automation: The MR20H40DFR's fast data access and robust data retention capabilities make it perfectly suited for PLCs and other automation control systems.
- Automotive Systems: Used in advanced driver-assistance systems (ADAS) for faster data logging and fault-tolerant storage.
- Data Logging Devices: Ideal for use in environments where long-term data integrity is critical, such as in scientific research and outdoor monitoring equipment.
- Gaming Systems: Provides quick save and restore functions, ensuring gamers' progress is securely stored and easily retrievable.
- Wearable Technology: Its low power consumption and small form factor are critical for compact devices like smartwatches and fitness trackers.
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Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
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| Part | Manufacturer | Stock | Description |
|---|---|---|---|
| MR20H40CDF | Everspin Technologies, Inc. | 3,141 | IC RAM 4MBIT SPI 50MHZ 8DFN |
| MR20H40CDFR | Everspin Technologies, Inc. | 44,048 | IC RAM 4MBIT SPI 50MHZ 8DFN |
| MR20H40DF | Everspin Technologies, Inc. | 34,494 | IC RAM 4MBIT SPI 50MHZ 8DFN |
















