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MR25H256ACDF
+BOMIC RAM 256KBIT SPI 40MHZ 8DFN
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ManufacturerEverspin Technologies Inc.
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Mfr. Part #MR25H256ACDF
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Datasheet MR25H256ACDF DataSheet
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Package 8-VDFNExposedPad
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In Stock2060
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Specifications
| Attribute | Value |
| Package | Tray |
| ProductStatus | Active |
| MemoryType | Non-Volatile |
| MemoryFormat | RAM |
| Technology | MRAM (Magnetoresistive RAM) |
| MemorySize | 256Kb (32K x 8) |
| MemoryInterface | SPI |
| ClockFrequency | 40 MHz |
| Voltage-Supply | 2.7V ~ 3.6V |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-VDFN Exposed Pad |
Overview
Description
Key features of the MR25H256ACDF include a high-speed SPI interface, low power consumption, and virtually unlimited read/write endurance, making it suitable for applications requiring fast, frequent data access and storage. The MRAM is housed in a small package, making it ideal for space-constrained applications.
The MR25H256ACDF is commonly used in applications such as data logging, industrial automation, and embedded systems where reliable and fast non-volatile memory is crucial. It combines the best characteristics of various memory technologies, offering durability, speed, and energy efficiency.
Equivalent
Features
1. Non-Volatile Memory: It retains data without power, similar to flash memory, but with the speed of SRAM.
2. Density and Capacity: It provides a storage capacity of 256 kilobits.
3. High Speed: Offers fast read and write operations, typically operating at speeds up to 40 MHz.
4. Unlimited Endurance: Can handle an unlimited number of read/write cycles, which is a significant advantage over traditional flash memory.
5. Data Retention: Ensures data retention for over 20 years at up to 85°C.
6. Low Power Consumption: Operates with low power, making it suitable for battery-powered devices.
7. Wide Temperature Range: Functions effectively across a wide temperature range, typically from -40°C to +85°C.
8. Serial Peripheral Interface (SPI): Uses a standard SPI interface for easy integration with microcontrollers.
9. Small Form Factor: Available in a compact, 8-pin DFN package ideal for space-constrained applications.
These features make the MR25H256ACDF suitable for applications requiring high reliability, endurance, and quick data access.
Pinout
1. CS# (Chip Select): Activates the device when low.
2. SO (Serial Output): Outputs data from the device and serves as the serial data output pin.
3. WP# (Write Protect): Protects part or all of the memory array from write operations.
4. VSS (Ground): Ground reference for the device.
5. SI (Serial Input): Serial data input pin for inputting data to the device.
6. SCK (Serial Clock): Provides the clock signal for the SPI bus.
7. HOLD#: Pauses the serial communication without deselecting the device.
8. VDD (Power Supply): Positive power supply for the device.
The MR25H256ACDF uses an SPI (Serial Peripheral Interface) protocol for communication, making it suitable for applications requiring fast and reliable non-volatile memory.
Manufacturer
Application
1. Industrial automation: For reliable data logging and real-time processing.
2. Automotive systems: Used in infotainment systems and advanced driver-assistance systems (ADAS).
3. Aerospace and defense: Ideal for mission-critical data storage due to its durability.
4. IoT devices: Provides energy-efficient data storage for smart sensors and devices.
5. Medical equipment: Used in devices requiring rapid access to stored data.
6. Consumer electronics: Supports fast booting and data integrity in gadgets.
Its robustness and low power consumption make it suitable for environments demanding high reliability and quick data access.