23K256-I/SN

Product Overview

Category

The 23K256-I/SN belongs to the category of Serial SRAM (Static Random Access Memory) chips.

Use

This product is commonly used as a non-volatile memory solution for various electronic devices, including microcontrollers, embedded systems, and consumer electronics.

Characteristics

• Non-volatile: The 23K256-I/SN retains data even when power is disconnected.
• High-speed operation: Offers fast read and write access times.
• Low power consumption: Designed to minimize energy usage.
• Small form factor: Comes in a compact package suitable for space-constrained applications.

Package

The 23K256-I/SN is available in an industry-standard 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of the 23K256-I/SN lies in its ability to provide reliable and non-volatile storage for electronic devices, ensuring data integrity even during power interruptions.

Packaging/Quantity

This product is typically sold in reels containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

• Memory Size: 32 kilobits (4 kilobytes)
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 2.7V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 100 years
• Endurance: 1 million write cycles

Detailed Pin Configuration

The 23K256-I/SN features the following pin configuration:

1. Chip Select (/CS)
2. Serial Clock (SCK)
3. Serial Data Input (SI)
4. Serial Data Output (SO)
5. Write Protect (/WP)
6. Hold (/HOLD)
7. VCC (Power Supply)
8. Ground (GND)

Functional Features

• Byte-level Read and Write Operations: Allows for efficient data manipulation.
• Sequential Read Mode: Enables continuous reading of multiple memory locations.
• Hardware Write Protection: Provides a mechanism to prevent accidental data modification.
• Low Power Standby Mode: Reduces power consumption when the chip is not in use.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity.
• High-speed operation facilitates quick access to stored information.
• Low power consumption prolongs battery life in portable devices.
• Compact form factor suits space-constrained applications.

Disadvantages

• Limited storage capacity compared to other memory technologies.
• Relatively higher cost per kilobyte compared to alternative solutions.

Working Principles

The 23K256-I/SN utilizes the Serial Peripheral Interface (SPI) protocol to communicate with the host device. It stores data in non-volatile memory cells, which retain information even without power. The chip's internal circuitry manages read and write operations, ensuring reliable data storage and retrieval.

Detailed Application Field Plans

The 23K256-I/SN finds application in various fields, including:

1. Internet of Things (IoT) Devices: Used for storing sensor data, configuration settings, and firmware updates.
2. Automotive Electronics: Employed in vehicle control units for data logging and event storage.
3. Industrial Automation: Utilized in programmable logic controllers (PLCs) for storing program code and critical data.
4. Medical Devices: Integrated into medical equipment for data buffering and parameter storage.

Detailed and Complete Alternative Models

1. 23LC1024: Offers double the storage capacity (64 kilobits) compared to the 23K256-I/SN.
2. 23A1024: Provides an extended operating temperature range (-40°C to +125°C) suitable for harsh environments.
3. 23LCV512: Features a lower operating voltage range (1.8V - 3.6V) for power-sensitive applications.

These alternative models offer different specifications and features to cater to diverse application requirements.

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