CAT25640HU4I-GT3

Product Overview

Category

CAT25640HU4I-GT3 belongs to the category of Serial EEPROM (Electrically Erasable Programmable Read-Only Memory) integrated circuits.

Use

This product is commonly used for non-volatile data storage in various electronic devices, such as microcontrollers, automotive systems, industrial equipment, and consumer electronics.

Characteristics

• High storage capacity: The CAT25640HU4I-GT3 offers a storage capacity of 64 kilobits (8 kilobytes).
• Serial interface: It utilizes a serial communication protocol, making it easy to integrate into different systems.
• Low power consumption: This EEPROM operates at low power levels, making it suitable for battery-powered devices.
• High reliability: It provides reliable data retention and endurance, ensuring the integrity of stored information.
• Wide operating voltage range: The CAT25640HU4I-GT3 can operate within a wide voltage range, enhancing its compatibility with various applications.

Package

The CAT25640HU4I-GT3 is available in a small form factor package, such as an 8-pin SOIC (Small Outline Integrated Circuit) or TSSOP (Thin Shrink Small Outline Package).

Essence

The essence of CAT25640HU4I-GT3 lies in its ability to store and retrieve data reliably in a compact and low-power package.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying depending on the manufacturer's specifications. Common quantities include 250, 500, or 1000 units per reel/tube.

Specifications

• Storage Capacity: 64 kilobits (8 kilobytes)
• Interface: Serial (I2C or SPI)
• Operating Voltage Range: 1.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 100 years
• Endurance: 1 million write cycles

Detailed Pin Configuration

The CAT25640HU4I-GT3 features an 8-pin package with the following pin configuration:

1. Chip Select (CS)
2. Serial Clock (SCK)
3. Serial Data Input/Output (SDI/SDO)
4. Write Protect (WP)
5. Ground (GND)
6. No Connection (NC)
7. Supply Voltage (VCC)
8. Serial Data Out (SDO)

Functional Features

• Read and write operations: The CAT25640HU4I-GT3 allows for both reading and writing of data.
• Non-volatile storage: The stored data remains intact even when power is removed.
• Page write mode: It supports efficient programming by allowing multiple bytes to be written in a single operation.
• Software write protection: The WP pin can be used to protect the memory from accidental writes.

Advantages and Disadvantages

Advantages

• High storage capacity for its compact size.
• Low power consumption, suitable for battery-powered devices.
• Wide operating voltage range enhances compatibility.
• Reliable data retention and endurance.
• Supports efficient page write mode.

Disadvantages

• Limited storage capacity compared to larger EEPROMs.
• Requires a serial interface, which may not be suitable for all applications.
• Higher cost compared to other non-volatile memory options.

Working Principles

The CAT25640HU4I-GT3 utilizes electrically controlled floating gate transistors to store and retrieve data. When writing data, an electrical charge is applied to the floating gate, altering its conductivity and storing the desired information. During read operations, the stored charge is measured, allowing the retrieval of the stored data.

Detailed Application Field Plans

The CAT25640HU4I-GT3 finds applications in various fields, including:

1. Microcontrollers: Used for storing configuration data, calibration values, and firmware updates.
2. Automotive systems: Enables data storage for vehicle diagnostics, mileage tracking, and user preferences.
3. Industrial equipment: Stores critical parameters, sensor calibration data, and event logs.
4. Consumer electronics: Used in devices like smartwatches, digital cameras, and home automation systems for data storage and settings.

Detailed and Complete Alternative Models

• CAT25632HU4I-GT3: 32 kilobits (4 kilobytes) storage capacity.
• CAT25680HU4I-GT3: 80 kilobits (10 kilobytes) storage capacity.
• CAT25616HU4I-GT3: 16 kilobits (2 kilobytes) storage capacity.

These alternative models offer different storage capacities to cater to specific application requirements.

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