M95256-DRDW8TP/K

Product Overview

Category

M95256-DRDW8TP/K belongs to the category of non-volatile memory chips.

Use

This product is primarily used for data storage in various electronic devices such as microcontrollers, computers, and consumer electronics.

Characteristics

• Non-volatile: The M95256-DRDW8TP/K retains stored data even when power is removed.
• High capacity: It offers a storage capacity of 256 kilobits (32 kilobytes).
• Fast access time: The chip provides quick access to stored data, ensuring efficient performance.
• Low power consumption: It operates on low power, making it suitable for battery-powered devices.
• Wide temperature range: The M95256-DRDW8TP/K can function reliably across a wide temperature range.

Package and Quantity

The M95256-DRDW8TP/K is available in a compact package, typically a small outline integrated circuit (SOIC). It is commonly sold in reels or tubes containing multiple units.

Specifications

• Memory Capacity: 256 kilobits (32 kilobytes)
• Interface: Serial Peripheral Interface (SPI)
• Supply Voltage: 2.5V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 200 years
• Write Endurance: 1 million write cycles

Pin Configuration

The M95256-DRDW8TP/K has a standard pin configuration with eight pins. The pinout is as follows:

1. Chip Select (/CS)
2. Serial Clock (SCK)
3. Serial Data Input (SI/MOSI)
4. Serial Data Output (SO/MISO)
5. Write Enable (/W)
6. Hold (/HOLD)
7. VCC (Supply Voltage)
8. Ground (GND)

Functional Features

• High-speed data transfer: The SPI interface allows for fast and efficient data transfer between the chip and the host device.
• Write protection: The write enable pin (/W) can be used to protect stored data from accidental modification.
• Hold function: The hold pin (/HOLD) enables the temporary suspension of ongoing operations without losing data.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• Compact package size makes it suitable for space-constrained applications.
• Wide temperature range allows for reliable operation in various environments.
• Low power consumption extends battery life in portable devices.

Disadvantages

• Limited storage capacity compared to other memory options.
• Serial interface may have slower data transfer rates compared to parallel interfaces.
• Higher cost per bit compared to larger memory chips.

Working Principles

The M95256-DRDW8TP/K utilizes a floating gate transistor technology to store data. It employs an SPI interface to communicate with the host device, enabling read and write operations. When data is written, charges are trapped in the floating gate, altering the transistor's behavior and storing the information. During read operations, the stored charges are detected, allowing retrieval of the stored data.

Application Field Plans

The M95256-DRDW8TP/K finds applications in various fields, including: 1. Automotive electronics: Used for storing configuration data, firmware, and calibration settings in automotive control units. 2. Industrial automation: Employed in programmable logic controllers (PLCs) for data storage and program execution. 3. Consumer electronics: Utilized in devices such as smart TVs, set-top boxes, and gaming consoles for firmware storage and system configuration.

Alternative Models

Other alternative models that offer similar functionality to the M95256-DRDW8TP/K include: - M95040-DRDW6TP/K: 4 kilobits (512 bytes) capacity. - M95128-DRDW6TP/K: 128 kilobits (16 kilobytes) capacity. - M95412-DRDW6TP/K: 512 kilobits (64 kilobytes) capacity.

In conclusion, the M95256-DRDW8TP/K is a non-volatile memory chip with a storage capacity of 256 kilobits. It offers fast access times, low power consumption, and wide temperature range operation. The chip's SPI interface enables efficient data transfer, while its compact package makes it suitable for various applications in automotive, industrial, and consumer electronics. Alternative models with different capacities are also available.