Encyclopedia Entry: 23K256-E/P

Product Information Overview

Category: Integrated Circuit (IC)

Use: Data Storage

Characteristics: - Non-volatile - Serial EEPROM (Electrically Erasable Programmable Read-Only Memory) - High-density storage - Low-power consumption

Package: DIP (Dual In-line Package)

Essence: The 23K256-E/P is a high-capacity serial EEPROM IC used for non-volatile data storage in various electronic devices.

Packaging/Quantity: The 23K256-E/P is typically sold in tubes or trays, with quantities varying based on the manufacturer's packaging specifications.

Specifications

The 23K256-E/P has the following specifications:

• Memory Capacity: 256 kilobits (32 kilobytes)
• Interface: SPI (Serial Peripheral Interface)
• Operating Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Write Endurance: 1,000,000 cycles
• Data Retention: 200 years

Detailed Pin Configuration

The 23K256-E/P has an 8-pin Dual In-line Package (DIP) configuration. The pinout is as follows:

1. Chip Select (CS)
2. Serial Clock (SCK)
3. Serial Data Input/Output (SDI/SDO)
4. Write Protect (WP)
5. VCC (Power Supply)
6. Ground (GND)
7. Hold (HOLD)
8. Not Connected (NC)

Functional Features

The 23K256-E/P offers the following functional features:

• Byte and Page Write Modes
• Sequential Read Mode
• Unlimited Read and Write Cycles
• Software and Hardware Protection
• Power-Saving Standby Mode
• Fast Write Cycle Time

Advantages and Disadvantages

Advantages: - High storage capacity - Low power consumption - Wide operating voltage range - Long data retention period - Flexible interface for easy integration

Disadvantages: - Limited write endurance compared to some other memory technologies - Relatively higher cost per bit compared to larger capacity memory devices

Working Principles

The 23K256-E/P utilizes EEPROM technology, which allows for non-volatile data storage. It uses an SPI interface to communicate with the host microcontroller or system. The IC can be written to and read from using specific commands sent through the SPI bus. The data is stored in memory cells within the IC, which retain their state even when power is removed.

Detailed Application Field Plans

The 23K256-E/P finds applications in various electronic systems that require non-volatile data storage, such as: - Embedded systems - Consumer electronics - Industrial control systems - Automotive electronics - Medical devices

It can be used for storing configuration data, calibration values, user settings, and other non-volatile information in these systems.

Detailed and Complete Alternative Models

Some alternative models to the 23K256-E/P include: - 25LC256 (Microchip Technology) - AT25080A (Atmel Corporation) - CAT24C256 (ON Semiconductor) - M95640 (STMicroelectronics)

These alternatives offer similar functionality and capacity, providing options for different design requirements and preferences.

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