AT27BV040-15JC

Product Overview

Category

AT27BV040-15JC 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 AT27BV040-15JC has a storage capacity of 4 megabits (512 kilobytes).
• Fast access time: It offers a fast access time of 150 nanoseconds.
• Low power consumption: The device operates at low power, making it suitable for battery-powered applications.

Package

The AT27BV040-15JC comes in a standard 32-pin PLCC (Plastic Leaded Chip Carrier) package.

Essence

The essence of AT27BV040-15JC lies in its ability to provide reliable and non-volatile storage for electronic systems.

Packaging/Quantity

The device is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of AT27BV040-15JC chips.

Specifications

• Memory Type: Flash EEPROM
• Organization: 512K x 8 bits
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Access Time: 150 ns
• Erase/Program Cycle Endurance: 10,000 cycles
• Data Retention: 20 years

Detailed Pin Configuration

The AT27BV040-15JC has a total of 32 pins, which are assigned specific functions. Here is the detailed pin configuration:

1. A0-A18: Address Inputs
2. DQ0-DQ7: Data Input/Output
3. CE: Chip Enable
4. OE: Output Enable
5. WE: Write Enable
6. VCC: Power Supply
7. GND: Ground

Functional Features

• Easy integration: The AT27BV040-15JC can be easily integrated into various electronic systems due to its standard pin configuration.
• High-speed operation: With a fast access time of 150 ns, it enables quick data retrieval and storage.
• Non-volatile storage: The device retains data even when power is turned off, ensuring data integrity.
• Low power consumption: It operates at low power, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention.
• Fast access time allows for quick data retrieval.
• Low power consumption extends battery life.
• Easy integration into electronic systems.

Disadvantages

• Limited storage capacity compared to other memory devices.
• Erase/program cycle endurance is lower compared to some alternatives.

Working Principles

The AT27BV040-15JC utilizes flash EEPROM technology for data storage. It employs a combination of floating-gate transistors and charge trapping to store and retrieve digital information. When data is written, charges are trapped in the floating gate, altering the transistor's behavior. This alteration allows the stored data to be read back accurately.

Detailed Application Field Plans

The AT27BV040-15JC finds application in various electronic systems, including but not limited to: - Consumer electronics - Automotive electronics - Industrial control systems - Medical devices - Communication equipment

Detailed and Complete Alternative Models

1. AT27C040: Similar to AT27BV040-15JC but with a one-time programmable (OTP) memory type.
2. AT45DB041D: Offers higher storage capacity and additional features such as dual-interface and sector erase capability.
3. AM29F040B: Another flash EEPROM device with similar characteristics and pin configuration.

These alternative models provide options with different features and capabilities, allowing users to choose the most suitable device for their specific requirements.

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