AT49BV002T-90VI

Product Overview

Category

AT49BV002T-90VI belongs to the category of non-volatile memory devices.

Use

It is primarily used for data storage and retrieval in various electronic devices.

Characteristics

• Non-volatile: Retains data even when power is turned off.
• High capacity: Offers a storage capacity of 2 megabits (256 kilobytes).
• Fast access time: Provides quick data retrieval with a maximum access time of 90 nanoseconds.
• Low power consumption: Operates efficiently with low power requirements.

Package

AT49BV002T-90VI is available in a compact and durable package suitable for surface mount technology (SMT) applications.

Essence

The essence of AT49BV002T-90VI lies in its ability to store and retrieve data reliably, while offering high capacity and fast access times.

Packaging/Quantity

This product is typically packaged in reels or trays, with each reel or tray containing a specific quantity of AT49BV002T-90VI chips.

Specifications

• Storage Capacity: 2 megabits (256 kilobytes)
• Access Time: 90 nanoseconds
• Supply Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Interface: Parallel

Detailed Pin Configuration

1. VCC: Power supply voltage
2. A0-A16: Address inputs
3. CE: Chip enable
4. OE: Output enable
5. WE: Write enable
6. I/O0-I/O7: Data input/output lines
7. RESET: Reset pin
8. NC: No connection (reserved)

Functional Features

• Random access: Allows direct access to any memory location.
• Byte-wise programming: Enables individual byte programming.
• Sector erase capability: Supports sector-based erasure for efficient memory management.
• Automatic sleep mode: Enters low-power sleep mode when not in use, reducing power consumption.

Advantages and Disadvantages

Advantages

• Non-volatile nature ensures data retention even during power loss.
• High storage capacity suitable for various applications.
• Fast access time enables quick data retrieval.
• Low power consumption prolongs battery life in portable devices.

Disadvantages

• Limited write endurance compared to other memory technologies.
• Relatively higher cost per bit compared to some alternative memory options.

Working Principles

AT49BV002T-90VI utilizes flash memory technology to store and retrieve data. It employs a combination of floating-gate transistors and charge storage mechanisms to retain information even without power.

Detailed Application Field Plans

AT49BV002T-90VI finds applications in various electronic devices, including but not limited to: - Embedded systems - Consumer electronics - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

1. AT49BV001T-90VI: 1 megabit non-volatile memory with similar specifications.
2. AT49BV004T-90VI: 4 megabit non-volatile memory with similar specifications.
3. AT49BV008T-90VI: 8 megabit non-volatile memory with similar specifications.

These alternative models offer different storage capacities while maintaining compatibility with the AT49BV002T-90VI in terms of pin configuration and functionality.

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