AT28HC256E-70TU

Product Overview

Category

AT28HC256E-70TU belongs to the category of high-speed, low-power Electrically Erasable Programmable Read-Only Memory (EEPROM) chips.

Use

This product is commonly used in electronic devices for storing and retrieving data. It provides non-volatile memory storage that can be electrically erased and reprogrammed.

Characteristics

• High-speed operation
• Low power consumption
• Non-volatile memory
• Electrically erasable and reprogrammable
• Reliable and durable

Package

AT28HC256E-70TU is available in a compact Thin Small Outline Package (TSOP). This package ensures easy integration into various electronic devices.

Essence

The essence of AT28HC256E-70TU lies in its ability to provide reliable and high-speed non-volatile memory storage, making it an essential component in many electronic devices.

Packaging/Quantity

AT28HC256E-70TU is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of chips. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Operating Voltage: 2.7V - 5.5V
• Capacity: 256 kilobits (32 kilobytes)
• Access Time: 70 nanoseconds
• Interface: Serial Peripheral Interface (SPI)
• Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. Chip Enable (CE)
2. Output Enable (OE)
3. Write Enable (WE)
4. Data Input/Output (DQ0-DQ7)
5. Serial Clock (SCK)
6. Chip Select (CS)
7. Ground (GND)
8. Power Supply (VCC)

Functional Features

• High-speed data transfer
• Low power consumption during read and write operations
• Easy integration with various microcontrollers and systems
• Reliable data retention even in harsh environmental conditions
• Built-in hardware and software protection mechanisms

Advantages

• Fast access time allows for quick data retrieval
• Low power consumption helps to prolong battery life in portable devices
• Non-volatile memory ensures data retention even when power is lost
• Compatibility with standard serial interfaces simplifies integration into existing systems
• Robust design makes it suitable for use in rugged environments

Disadvantages

• Limited storage capacity compared to other memory technologies
• Relatively higher cost per unit compared to some alternative memory options
• Requires specific programming equipment for initial setup and reprogramming

Working Principles

AT28HC256E-70TU utilizes EEPROM technology, which allows for electrically erasing and reprogramming of data. It stores information in a grid of memory cells that can be individually addressed and modified using electrical signals.

Detailed Application Field Plans

AT28HC256E-70TU finds applications in various electronic devices, including but not limited to: - Consumer electronics (e.g., smartphones, tablets) - Automotive systems (e.g., engine control units, infotainment systems) - Industrial automation (e.g., programmable logic controllers, sensors) - Medical devices (e.g., patient monitoring systems, diagnostic equipment) - Communication systems (e.g., routers, modems)

Detailed and Complete Alternative Models

1. AT28C256-15PU: Similar specifications with a slower access time of 150 nanoseconds.
2. AT28HC256-90SU: Higher voltage range (4.5V - 5.5V) and faster access time of 90 nanoseconds.
3. AT28HC256E-12PI: Lower temperature range (-40°C to +70°C) and slower access time of 120 nanoseconds.

These alternative models offer different performance characteristics and may be suitable for specific applications based on their requirements.

In conclusion, AT28HC256E-70TU is a high-speed, low-power EEPROM chip that provides reliable non-volatile memory storage. Its compact package, functional features, and compatibility make it an ideal choice for various electronic devices across different industries.