CAT28LV64WI-25T

Product Overview

Category

The CAT28LV64WI-25T belongs to the category of non-volatile memory devices.

Use

This product is primarily used for data storage in electronic systems, such as microcontrollers and embedded systems.

Characteristics

• Non-volatile: The CAT28LV64WI-25T retains stored data even when power is removed.
• High capacity: It has a storage capacity of 64 kilobits (8 kilobytes).
• Low power consumption: The device operates at low power levels, making it suitable for battery-powered applications.
• Fast access time: The CAT28LV64WI-25T offers quick read and write operations.

Package

The CAT28LV64WI-25T is available in a small form factor package, typically a 28-pin wide-body SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of the CAT28LV64WI-25T lies in its ability to provide reliable and non-volatile storage for critical data in various electronic systems.

Packaging/Quantity

This product is commonly packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Supply voltage: 2.7V to 3.6V
• Operating temperature range: -40°C to +85°C
• Access time: 250ns
• Data retention: 100 years
• Endurance: 1 million write cycles

Pin Configuration

The CAT28LV64WI-25T has a total of 28 pins, each serving a specific function. The pin configuration is as follows:

```

Pin Name Function

1 A0 Address input 2 A1 Address input 3 A2 Address input 4 A3 Address input 5 A4 Address input 6 A5 Address input 7 A6 Address input 8 A7 Address input 9 VSS Ground 10 CE# Chip enable input 11 OE# Output enable input 12 WE# Write enable input 13 I/O0 Data input/output 14 I/O1 Data input/output 15 I/O2 Data input/output 16 I/O3 Data input/output 17 I/O4 Data input/output 18 I/O5 Data input/output 19 I/O6 Data input/output 20 I/O7 Data input/output 21 NC No connection 22 NC No connection 23 NC No connection 24 VCC Power supply 25 NC No connection 26 NC No connection 27 NC No connection 28 NC No connection ```

Functional Features

• Random access: The CAT28LV64WI-25T allows for random access to any location within its memory space.
• High-speed operation: With a fast access time of 250ns, this device enables efficient data retrieval and storage.
• Low power consumption: The CAT28LV64WI-25T operates at low power levels, making it suitable for energy-efficient applications.
• Write protection: It offers write protection features to prevent accidental modification or erasure of stored data.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention even during power loss.
• High storage capacity for various application needs.
• Fast access time allows for quick data retrieval.
• Low power consumption extends battery life in portable devices.

Disadvantages

• Limited endurance: The CAT28LV64WI-25T has a finite number of write cycles before potential degradation.
• Relatively small memory size compared to other non-volatile memory options.

Working Principles

The CAT28LV64WI-25T utilizes a combination of electronic circuits and memory cells to store and retrieve data. It employs a floating-gate transistor technology that allows for non-volatile storage by trapping charges within the memory cells. The device uses address inputs to select specific memory locations and control inputs to enable read or write operations.

Detailed Application Field Plans

The CAT28LV64WI-25T finds applications in various fields, including but not limited to: - Microcontrollers - Embedded systems - Industrial automation - Automotive electronics - Consumer electronics

Its ability to provide reliable and non-volatile storage makes it suitable for critical data storage in these application areas.

Detailed and Complete Alternative Models

1. CAT28C64BPI-20T: Similar to the CAT28LV64WI-25T, this model offers 64 kilobits of non-volatile memory with a faster access time of 200ns.
2. AT28C64B-15PU: This alternative model from Atmel provides 64 kilob