CY14B256KA-SP45XI

Product Overview

Category: Integrated Circuit (IC)

Use: Non-volatile Memory

Characteristics: - High-density storage - Low power consumption - Fast read and write speeds - Reliable data retention - Wide operating temperature range

Package: SP45XI (Small Outline Package 45)

Essence: The CY14B256KA-SP45XI is a non-volatile memory IC that offers high-density storage with low power consumption. It is designed for applications where reliable data retention and fast access times are crucial.

Packaging/Quantity: The CY14B256KA-SP45XI is available in the SP45XI package, which contains a single IC.

Specifications

• Storage Capacity: 256 kilobits (32 kilobytes)
• Interface: Serial Peripheral Interface (SPI)
• Operating Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Up to 20 years
• Endurance: 100,000 write cycles

Detailed Pin Configuration

The CY14B256KA-SP45XI has a total of 8 pins, which are assigned specific functions:

1. VCC: Power supply voltage input
2. GND: Ground reference
3. HOLD: Suspends ongoing operations
4. WP: Write protect pin
5. SCK: Serial clock input
6. SI: Serial data input
7. SO: Serial data output
8. CS: Chip select input

Functional Features

• High-speed SPI interface for efficient data transfer
• Sector-based architecture for flexible data organization
• Built-in write protection mechanism for data security
• Deep power-down mode for ultra-low power consumption
• Automatic page write and erase operations for simplified programming

Advantages and Disadvantages

Advantages: - High-density storage allows for large amounts of data to be stored - Low power consumption extends battery life in portable devices - Fast read and write speeds enable quick access to data - Reliable data retention ensures long-term data integrity - Wide operating temperature range makes it suitable for various environments

Disadvantages: - Limited storage capacity compared to other memory technologies - Higher cost per bit compared to some alternative memory solutions

Working Principles

The CY14B256KA-SP45XI utilizes a floating gate technology to store data. When data is written, charges are trapped in the floating gate, altering the threshold voltage of the memory cell. This change in threshold voltage determines the stored data value. During read operations, the threshold voltage is measured to retrieve the stored data.

Detailed Application Field Plans

The CY14B256KA-SP45XI is widely used in various applications, including but not limited to: - Consumer electronics (e.g., smartphones, tablets, digital cameras) - Automotive systems (e.g., infotainment, instrument clusters) - Industrial control systems - Medical devices - Communication equipment

Detailed and Complete Alternative Models

1. CY14B256KAS-SP45XI: Similar to CY14B256KA-SP45XI, but with extended temperature range (-40°C to +105°C).
2. CY14B256KAX-SP45XI: Similar to CY14B256KA-SP45XI, but with higher endurance (1 million write cycles).

These alternative models offer additional features or specifications to cater to specific application requirements.

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