Cypress Semiconductor Corp
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CY14E256Q2A-SXI
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CY14E256Q2A-SXI

Basic Information Overview

  • Category: Integrated Circuit (IC)
  • Use: Non-volatile memory storage
  • Characteristics: High-speed, low-power consumption
  • Package: Small Outline Integrated Circuit (SOIC)
  • Essence: Flash memory
  • Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

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

Detailed 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. Ground (GND)
  8. Power Supply (VCC)

Functional Features

  • High-speed data transfer rate
  • Low power consumption during read/write operations
  • Sector-based erase and write operations
  • Hardware and software write protection options
  • Deep power-down mode for ultra-low power standby

Advantages

  • Compact package size allows for space-efficient designs
  • Wide operating voltage range enables compatibility with various systems
  • High endurance ensures reliable and long-lasting data storage
  • Fast data transfer rate enhances overall system performance

Disadvantages

  • Limited memory capacity compared to other flash memory options
  • Relatively higher cost per kilobit compared to larger capacity alternatives

Working Principles

CY14E256Q2A-SXI is based on the floating gate technology commonly used in flash memory devices. It utilizes a series of transistors to store and retrieve data. The memory cells are organized into sectors, allowing for efficient erase and write operations. The SPI interface facilitates communication between the IC and the host system.

Detailed Application Field Plans

  • Embedded systems
  • Consumer electronics
  • Industrial automation
  • Automotive applications
  • Medical devices

Detailed and Complete Alternative Models

  1. CY14E256Q2A-SXIT - Same specifications as CY14E256Q2A-SXI, but in a smaller Thin Small Outline Package (TSOP)
  2. CY14E256Q2A-SXITR - Same specifications as CY14E256Q2A-SXIT, but supplied on tape and reel

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan CY14E256Q2A-SXI dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of CY14E256Q2A-SXI in technical solutions:

  1. Question: What is the CY14E256Q2A-SXI?
    Answer: The CY14E256Q2A-SXI is a non-volatile static random access memory (nvSRAM) chip manufactured by Cypress Semiconductor.

  2. Question: What is the capacity of the CY14E256Q2A-SXI?
    Answer: The CY14E256Q2A-SXI has a capacity of 256 kilobits (32 kilobytes).

  3. Question: What is the operating voltage range for this nvSRAM?
    Answer: The operating voltage range for the CY14E256Q2A-SXI is typically between 2.7V and 3.6V.

  4. Question: Can the CY14E256Q2A-SXI be used as a drop-in replacement for traditional SRAMs?
    Answer: Yes, the CY14E256Q2A-SXI is designed to be pin-compatible with standard asynchronous SRAMs, making it easy to integrate into existing designs.

  5. Question: What is the advantage of using nvSRAM over traditional SRAM?
    Answer: The main advantage of nvSRAM is its non-volatile nature, which means that data is retained even when power is lost. This makes it ideal for applications that require data persistence during power outages or system failures.

  6. Question: What is the access time of the CY14E256Q2A-SXI?
    Answer: The access time of the CY14E256Q2A-SXI is typically around 25 ns, making it suitable for high-speed applications.

  7. Question: Can the CY14E256Q2A-SXI be used in automotive applications?
    Answer: Yes, the CY14E256Q2A-SXI is qualified for automotive use and meets the AEC-Q100 Grade 1 specifications.

  8. Question: Does the CY14E256Q2A-SXI support hardware data protection features?
    Answer: Yes, the CY14E256Q2A-SXI supports various hardware-based data protection features, such as write protection and tamper detection.

  9. Question: Can the CY14E256Q2A-SXI operate at extended temperature ranges?
    Answer: Yes, the CY14E256Q2A-SXI is designed to operate reliably across a wide temperature range, typically from -40°C to +85°C.

  10. Question: Is the CY14E256Q2A-SXI RoHS compliant?
    Answer: Yes, the CY14E256Q2A-SXI is RoHS compliant, ensuring that it meets the environmental standards set by the European Union.

Please note that these answers are general and may vary depending on the specific datasheet and documentation provided by Cypress Semiconductor for the CY14E256Q2A-SXI.