STK14C88-3NF35I

Product Overview

Category

STK14C88-3NF35I belongs to the category of non-volatile static random-access memory (NVRAM) chips.

Use

This product is commonly used in electronic devices that require non-volatile memory storage, such as computers, industrial control systems, and consumer electronics.

Characteristics

• Non-volatile: The STK14C88-3NF35I retains data even when power is disconnected.
• Static RAM: It provides fast read and write access times.
• Low power consumption: This chip operates at low power levels, making it suitable for battery-powered devices.
• High endurance: The STK14C88-3NF35I can withstand a large number of read and write cycles without degradation.

Package

The STK14C88-3NF35I is available in a compact 28-pin plastic DIP package.

Essence

The essence of this product lies in its ability to combine the benefits of non-volatile memory with the speed and ease of use of static RAM.

Packaging/Quantity

The STK14C88-3NF35I is typically sold in reels or tubes, with a quantity of 100 units per package.

Specifications

• Memory capacity: 64 kilobits (8 kilobytes)
• Supply voltage: 4.5V to 5.5V
• Access time: 35 nanoseconds
• Data retention: More than 10 years
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The STK14C88-3NF35I has a total of 28 pins, each serving a specific function. Here is a detailed pin configuration:

1. Chip Enable (CE)
2. Output Enable (OE)
3. Write Enable (WE)
4. Address Inputs (A0-A12)
5. Data Inputs/Outputs (DQ0-DQ7)
6. Vcc (Power Supply)
7. Ground (GND)

Functional Features

• Byte-wide operation: The STK14C88-3NF35I allows individual bytes to be read or written independently.
• Automatic power-fail chip deselect: In the event of a power failure, this feature ensures that ongoing write operations are completed before the chip is disabled.
• Software data protection: The chip provides a software-controlled method to protect critical data from accidental modification.

Advantages and Disadvantages

Advantages

• Non-volatile memory: Data retention even without power supply.
• Fast access times: Allows for quick read and write operations.
• Low power consumption: Suitable for battery-powered devices.
• High endurance: Can withstand numerous read and write cycles.

Disadvantages

• Limited storage capacity: 64 kilobits may not be sufficient for certain applications requiring larger memory sizes.
• Relatively higher cost compared to traditional volatile RAM.

Working Principles

The STK14C88-3NF35I utilizes a combination of CMOS technology and non-volatile memory cells to achieve its functionality. It stores data in a way that does not require constant power supply, making it ideal for applications where data persistence is crucial.

Detailed Application Field Plans

The STK14C88-3NF35I finds application in various fields, including: 1. Computer systems: Used as non-volatile storage for BIOS settings and configuration data. 2. Industrial control systems: Provides reliable memory storage for critical control parameters and program code. 3. Consumer electronics: Utilized in devices such as smart meters, digital cameras, and set-top boxes for data storage purposes.

Detailed and Complete Alternative Models

Some alternative models to the STK14C88-3NF35I include: 1. STK14C88-3NF45I: Similar to the STK14C88-3NF35I, but with a faster access time of 45 nanoseconds. 2. STK14C88-4NF35I: Offers the same access time as the STK14C88-3NF35I but with a higher memory capacity of 128 kilobits.

In conclusion, the STK14C88-3NF35I is a non-volatile static random-access memory chip that combines the benefits of non-volatile memory with the speed and ease of use of static RAM. It offers fast access times, low power consumption, and high endurance. While it has limited storage capacity, it finds application in various fields such as computer systems, industrial control systems, and consumer electronics. Alternative models with different specifications are also available for specific requirements.