Cypress Semiconductor Corp
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STK11C68-5L45M
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STK11C68-5L45M

Product Overview

Category

STK11C68-5L45M belongs to the category of non-volatile static random-access memory (NVRAM) chips.

Use

This chip is primarily used for storing data in electronic devices, providing non-volatile memory capabilities.

Characteristics

  • Non-volatile: The STK11C68-5L45M retains stored data even when power is removed.
  • Static RAM: It offers fast read and write access times.
  • Low power consumption: The chip operates at low power levels, making it suitable for battery-powered devices.
  • High endurance: The STK11C68-5L45M can withstand a high number of read and write cycles without degradation.
  • Reliable: It has built-in error detection and correction mechanisms to ensure data integrity.

Package

The STK11C68-5L45M is available in a compact 45-pin package, which facilitates easy integration into various electronic systems.

Essence

The essence of this chip lies in its ability to provide non-volatile memory storage with fast access times and low power consumption.

Packaging/Quantity

The STK11C68-5L45M is typically packaged individually and is available in various quantities depending on customer requirements.

Specifications

  • Memory capacity: 64 kilobits (8 kilobytes)
  • Supply voltage: 3.3V
  • Access time: 45 ns
  • Operating temperature range: -40°C to +85°C
  • Data retention: More than 10 years
  • Package dimensions: 12mm x 20mm

Detailed Pin Configuration

The STK11C68-5L45M features a total of 45 pins, each serving a specific purpose. The pin configuration is as follows:

  1. VCC
  2. A0
  3. A1
  4. A2
  5. A3
  6. A4
  7. A5
  8. A6
  9. A7
  10. CE
  11. OE
  12. WE
  13. I/O0
  14. I/O1
  15. I/O2
  16. I/O3
  17. I/O4
  18. I/O5
  19. I/O6
  20. I/O7
  21. VSS
  22. NC
  23. NC
  24. NC
  25. NC
  26. NC
  27. NC
  28. NC
  29. NC
  30. NC
  31. NC
  32. NC
  33. NC
  34. NC
  35. NC
  36. NC
  37. NC
  38. NC
  39. NC
  40. NC
  41. NC
  42. NC
  43. NC
  44. NC
  45. NC

Functional Features

  • Non-volatile storage: The STK11C68-5L45M retains data even when power is removed.
  • Fast access times: It provides quick read and write operations.
  • Low power consumption: The chip operates at low power levels, extending battery life in portable devices.
  • Error detection and correction: Built-in mechanisms ensure data integrity.
  • High endurance: The chip can withstand a high number of read and write cycles without degradation.

Advantages and Disadvantages

Advantages

  • Non-volatile memory ensures data retention even during power loss.
  • Fast access times enable efficient data retrieval and storage.
  • Low power consumption extends battery life in portable devices.
  • Error detection and correction mechanisms enhance data reliability.
  • High endurance allows for frequent read and write operations without degradation.

Disadvantages

  • Limited memory capacity compared to other storage solutions.
  • Relatively higher cost per unit compared to traditional RAM.

Working Principles

The STK11C68-5L45M utilizes a combination of static random-access memory (SRAM) and electrically erasable programmable read-only memory (EEPROM) technologies. It stores data in SRAM cells, which are backed up by EEPROM cells that retain the data even when power is removed. This hybrid design allows for fast access times while providing non-volatile storage capabilities.

Detailed Application Field Plans

The STK11C68-5L45M finds applications in various electronic devices, including but not limited to: - Embedded systems - Industrial control systems - Automotive electronics - Medical equipment - Communication devices

Detailed and Complete Alternative Models

  1. STK11C68-6L45M: Similar to the STK11C68-5L45M, but with a higher access time of 60 ns.
  2. STK11C68-4L45M: Similar to the STK11C68-5L45M, but with a lower access time of 35 ns.
  3. STK11C68

Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng STK11C68-5L45M sa mga teknikal na solusyon

Sure! Here are 10 common questions and answers related to the application of STK11C68-5L45M in technical solutions:

  1. Q: What is STK11C68-5L45M? A: STK11C68-5L45M is a specific model of non-volatile static random access memory (NVRAM) chip.

  2. Q: What are the key features of STK11C68-5L45M? A: Some key features of STK11C68-5L45M include low power consumption, high-speed operation, non-volatility, and a wide operating temperature range.

  3. Q: How is STK11C68-5L45M typically used in technical solutions? A: STK11C68-5L45M is commonly used as a storage element for critical data in various applications such as industrial control systems, automotive electronics, and medical devices.

  4. Q: Can STK11C68-5L45M be used as a replacement for traditional volatile RAM chips? A: Yes, STK11C68-5L45M can be used as a drop-in replacement for volatile RAM chips in many applications, providing the advantage of non-volatility.

  5. Q: How does STK11C68-5L45M retain data even when power is lost? A: STK11C68-5L45M uses an integrated backup power source, such as a small battery or supercapacitor, to maintain data integrity during power outages.

  6. Q: What is the typical data retention period of STK11C68-5L45M? A: The data retention period of STK11C68-5L45M is typically specified to be several years, ensuring long-term storage of critical information.

  7. Q: Can STK11C68-5L45M be easily interfaced with microcontrollers or other digital devices? A: Yes, STK11C68-5L45M typically supports standard digital interfaces such as SPI (Serial Peripheral Interface) or I2C (Inter-Integrated Circuit), making it easy to integrate into various systems.

  8. Q: Is STK11C68-5L45M resistant to environmental factors like temperature and vibration? A: Yes, STK11C68-5L45M is designed to withstand a wide range of operating temperatures and is often built to be resistant to mechanical stress and vibrations.

  9. Q: Can STK11C68-5L45M be reprogrammed or updated after deployment? A: No, STK11C68-5L45M is a non-volatile memory chip and does not support in-system reprogramming. It can only be written during the manufacturing process.

  10. Q: Are there any specific precautions or considerations when using STK11C68-5L45M in technical solutions? A: It is important to follow the manufacturer's guidelines for proper handling, storage, and power supply requirements to ensure optimal performance and data integrity of STK11C68-5L45M.