AT28BV64-25PC

Product Overview

Category

AT28BV64-25PC belongs to the category of non-volatile memory devices.

Use

It is primarily used for storing and retrieving digital information in electronic systems.

Characteristics

• Non-volatile: Retains data even when power is turned off.
• High storage capacity: The AT28BV64-25PC has a storage capacity of 64 kilobits.
• Fast access time: It operates at a speed of 25 nanoseconds.
• Low power consumption: Designed to minimize power usage.
• Reliable: Offers high endurance and data retention capabilities.

Package

The AT28BV64-25PC is available in a standard DIP (Dual In-line Package) format.

Essence

The essence of AT28BV64-25PC lies in its ability to provide reliable, non-volatile memory storage for electronic systems.

Packaging/Quantity

The AT28BV64-25PC is typically packaged in tubes or trays, with each package containing a specific quantity of devices. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Storage Capacity: 64 kilobits (8 kilobytes)
• Access Time: 25 nanoseconds
• Operating Voltage: 2.7V - 5.5V
• Operating Temperature Range: -40°C to +85°C
• Interface: Parallel
• Organization: 8K x 8 bits
• Erase/Write Cycle Endurance: 10,000 cycles
• Data Retention: 10 years

Detailed Pin Configuration

The AT28BV64-25PC has a total of 28 pins, which are assigned specific functions as follows:

1. A0-A12: Address Inputs
2. CE: Chip Enable
3. OE: Output Enable
4. WE: Write Enable
5. VCC: Power Supply
6. GND: Ground
7. NC: No Connection (Not Connected)
8. DQ0-DQ7: Data Input/Output

Functional Features

• Random Access: Allows for direct access to any memory location.
• Byte-Wide Operations: Supports both byte-level read and write operations.
• Hardware Data Protection: Provides protection against accidental writes by requiring specific voltage levels during write operations.
• Automatic Page Write: Enables efficient programming of multiple bytes in a single operation.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• Fast access time allows for quick retrieval of information.
• Low power consumption makes it suitable for battery-powered devices.
• High endurance and data retention capabilities ensure long-term reliability.

Disadvantages

• Limited storage capacity compared to other memory devices.
• Parallel interface may require additional circuitry for interfacing with modern systems.
• Erase/write cycle endurance is lower compared to some newer memory technologies.

Working Principles

The AT28BV64-25PC utilizes a floating-gate transistor technology known as Electrically Erasable Programmable Read-Only Memory (EEPROM). It stores digital information by trapping electric charges on the floating gate, which alters the transistor's behavior and represents either a "0" or a "1". The stored information can be accessed and modified using appropriate control signals.

Detailed Application Field Plans

The AT28BV64-25PC finds applications in various electronic systems, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems - Communication devices

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the AT28BV64-25PC include: - AT28C64B-15PU: Similar specifications with a slightly slower access time. - AT28HC64B-12PU: Higher endurance with 100,000 erase/write cycles. - AT28BV64B-20PU: Lower power consumption with an access time of 20 nanoseconds.

These alternative models can be considered based on specific requirements and system constraints.

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