STK14C88-NF25TR

Product Overview

Category

STK14C88-NF25TR belongs to the category of non-volatile static random access memory (NVSRAM).

Use

This product is primarily used for storing critical data in applications that require non-volatility, such as industrial control systems, medical devices, and automotive electronics.

Characteristics

• Non-volatile: The STK14C88-NF25TR retains data even when power is lost.
• High density: It offers a storage capacity of 64 kilobits.
• Fast access time: The access time is as low as 25 nanoseconds.
• Low power consumption: It operates at a low voltage and consumes minimal power.
• Reliable: The STK14C88-NF25TR has high endurance and can withstand frequent read and write operations.
• Extended temperature range: It can operate in a wide temperature range, making it suitable for harsh environments.

Package

The STK14C88-NF25TR is available in a small form factor package, which ensures space efficiency and ease of integration into various electronic systems.

Essence

The essence of STK14C88-NF25TR lies in its ability to combine the benefits of both volatile and non-volatile memories. It provides fast read and write access like a traditional SRAM, while also offering non-volatility like a flash memory.

Packaging/Quantity

This product is typically packaged in tape and reel format, with a quantity of 2500 units per reel.

Specifications

• Storage Capacity: 64 kilobits
• Access Time: 25 nanoseconds
• Operating Voltage: 3.0V - 3.6V
• Standby Current: 50 microamps (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The STK14C88-NF25TR has a total of 28 pins, which are assigned specific functions. The pin configuration is as follows:

1. Chip Enable (CE)
2. Output Enable (OE)
3. Write Enable (WE)
4. Address Inputs (A0-A13)
5. Data Inputs/Outputs (DQ0-DQ7)
6. Power Supply (VCC)
7. Ground (GND)

Functional Features

• Non-volatility: The STK14C88-NF25TR retains data even when power is lost, ensuring data integrity.
• Fast access time: With an access time as low as 25 nanoseconds, it provides quick read and write operations.
• High endurance: This NVSRAM can withstand a high number of read and write cycles without degradation.
• Low power consumption: It operates at a low voltage and consumes minimal power, making it suitable for battery-powered devices.
• Extended temperature range: The STK14C88-NF25TR can operate reliably in extreme temperature conditions.

Advantages and Disadvantages

Advantages

• Combines the benefits of SRAM and flash memory.
• Fast access time allows for efficient data retrieval.
• Non-volatile nature ensures data persistence.
• High endurance makes it suitable for frequent read and write operations.
• Wide operating temperature range enables usage in various environments.

Disadvantages

• Relatively small storage capacity compared to other non-volatile memory options.
• Higher cost compared to traditional volatile memories.

Working Principles

The STK14C88-NF25TR utilizes a combination of CMOS SRAM and EEPROM technologies. It employs a floating-gate transistor design to store charge, allowing it to retain data even when power is removed. The memory cells are organized into arrays, with each cell consisting of a flip-flop latch and a floating-gate transistor. The flip-flop latch stores the data, while the floating-gate transistor controls the charge storage.

Detailed Application Field Plans

The STK14C88-NF25TR finds applications in various fields, including:

1. Industrial Control Systems: Used for storing critical configuration data and program code in PLCs (Programmable Logic Controllers) and SCADA (Supervisory Control and Data Acquisition) systems.
2. Medical Devices: Utilized for storing patient data, device settings, and firmware in medical equipment like patient monitors and infusion pumps.
3. Automotive Electronics: Employed in automotive control units to store calibration data, fault codes, and other critical information.
4. Aerospace and Defense: Used in avionics systems for storing flight data, mission parameters, and software code.

Detailed and Complete Alternative Models

1. STK14C88-3NF45TR: Similar to STK14C88-NF25TR but with a higher access time of 45 nanoseconds.
2. STK14C88-NF35TR: Offers the same characteristics as STK14C88-NF25TR