AT29C1024-90JI

Product Overview

Category

AT29C1024-90JI 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: The stored data remains intact even when power is removed.
• High capacity: The AT29C1024-90JI has a storage capacity of 1,048,576 bits (128 kilobytes).
• Fast access time: It operates at a speed of 90 nanoseconds, allowing for quick data retrieval.
• Low power consumption: The device is designed to minimize power usage, making it suitable for battery-powered applications.

Package

The AT29C1024-90JI is available in a 32-pin plastic J-lead chip carrier (PLCC) package.

Essence

The essence of AT29C1024-90JI lies in its ability to provide reliable and non-volatile storage for electronic systems.

Packaging/Quantity

This product is typically packaged in tubes or trays, with quantities varying based on customer requirements.

Specifications

• Organization: 128K x 8 bits
• Supply voltage: 5V ±10%
• Operating temperature range: -40°C to +85°C
• Data retention: 20 years
• Endurance: 10,000 write cycles

Detailed Pin Configuration

The AT29C1024-90JI has a total of 32 pins. The pin configuration is as follows:

```

Pin Name Description

1 A0-A16 Address Inputs 2 CE# Chip Enable Input 3 OE# Output Enable Input 4 WE# Write Enable Input 5 I/O0 Data Input/Output Bit 0 6 I/O1 Data Input/Output Bit 1 7 I/O2 Data Input/Output Bit 2 8 I/O3 Data Input/Output Bit 3 9 VCC Power Supply 10 GND Ground 11 NC No Connection 12 A17 Address Input 13 A18 Address Input 14 A19 Address Input 15 A20 Address Input 16 A21 Address Input 17 A22 Address Input 18 A23 Address Input 19 A24 Address Input 20 A25 Address Input 21 A26 Address Input 22 A27 Address Input 23 A28 Address Input 24 A29 Address Input 25 A30 Address Input 26 A31 Address Input 27 BYTE# Byte Mode Select Input 28 RESET# Reset Input 29 WP# Write Protect Input 30 VPP Programming Voltage 31 RDY/BUSY Ready/Busy Output 32 I/O7 Data Input/Output Bit 7 ```

Functional Features

• Random access: The AT29C1024-90JI allows for random access to any location within its memory array.
• Byte mode operation: It supports both byte and word programming modes, providing flexibility in data storage.
• Automatic write timing: The device incorporates internal timing controls for efficient and reliable write operations.
• Sector erase capability: It offers the ability to erase specific sectors of memory, allowing for selective data modification.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data integrity even during power loss.
• High storage capacity suitable for a wide range of applications.
• Fast access time enables quick data retrieval.
• Low power consumption extends battery life in portable devices.

Disadvantages

• Limited endurance: The device has a finite number of write cycles before it may become unreliable.
• Relatively higher cost compared to volatile memory alternatives.
• Larger physical footprint due to the package size.

Working Principles

The AT29C1024-90JI utilizes flash memory technology to store and retrieve digital data. It employs a grid of memory cells, where each cell can be electrically programmed or erased. When data is written, an electrical charge is applied to the appropriate memory cells, altering their state. During read operations, the stored charges are detected and interpreted as binary data.

Detailed Application Field Plans

The AT29C1024-90JI 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 AT29C1024-90JI include: - AT28C256-15PU: 256K (32K x 8) EEPROM with a 150ns access time. - AM29F