AT17F040-30CI

Product Overview

Category

AT17F040-30CI belongs to the category of programmable read-only memory (PROM) devices.

Use

This product is primarily used for storing and retrieving data in electronic systems. It provides non-volatile memory storage, allowing for the permanent storage of information even when power is removed.

Characteristics

• Non-volatile memory: Retains stored data even without power.
• Programmable: Allows users to write data into the memory cells.
• Read-only: Once programmed, the data cannot be modified or erased.
• High capacity: The AT17F040-30CI has a capacity of 4 megabits (512 kilobytes).
• Fast access time: The device offers a fast access time of 30 nanoseconds.

Package

The AT17F040-30CI comes in a compact integrated circuit package. It is commonly available in a plastic encapsulated package (DIP) with 32 pins.

Essence

The essence of the AT17F040-30CI is its ability to provide reliable and non-volatile storage for electronic systems. It allows for the secure storage of critical data, firmware, or software code.

Packaging/Quantity

The AT17F040-30CI is typically packaged in reels or tubes, containing multiple units per package. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Memory Capacity: 4 megabits (512 kilobytes)
• Access Time: 30 nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Package Type: DIP (Dual In-line Package)
• Pin Count: 32

Detailed Pin Configuration

The AT17F040-30CI has a total of 32 pins arranged as follows:

1. VCC - Power supply voltage
2. A0-A18 - Address inputs
3. CE - Chip enable
4. OE - Output enable
5. WE - Write enable
6. I/O0-I/O7 - Data input/output lines
7. NC - No connection (reserved)
8. GND - Ground

Functional Features

• High-speed access: The AT17F040-30CI offers fast read and write operations, allowing for efficient data retrieval and storage.
• Low power consumption: The device is designed to minimize power consumption, making it suitable for battery-powered applications.
• Reliable data retention: The non-volatile memory ensures that stored data remains intact even during power loss or system shutdown.
• Easy integration: The AT17F040-30CI can be easily integrated into various electronic systems due to its standard pin configuration and compatibility.

Advantages and Disadvantages

Advantages

• Non-volatile memory ensures data retention without power.
• High capacity allows for storing large amounts of data.
• Fast access time enables quick data retrieval.
• Easy integration into existing electronic systems.

Disadvantages

• Once programmed, the data cannot be modified or erased, limiting flexibility.
• Limited storage capacity compared to other memory technologies.

Working Principles

The AT17F040-30CI utilizes a technology called electrically programmable read-only memory (EPROM). It consists of a grid of memory cells that can be individually programmed with binary data. The programming process involves applying specific voltages to the memory cells, which alters their electrical characteristics and stores the desired data. Once programmed, the data remains permanently stored in the memory cells and can be accessed at any time.

Detailed Application Field Plans

The AT17F040-30CI finds applications in various fields, including:

1. Embedded Systems: Used for firmware storage in microcontrollers and other embedded devices.
2. Automotive Electronics: Stores critical data such as calibration tables, configuration settings, and firmware in automotive electronic control units (ECUs).
3. Industrial Control Systems: Provides non-volatile memory for storing program code, configuration data, and system parameters in industrial automation systems.
4. Consumer Electronics: Used in devices like set-top boxes, gaming consoles, and digital cameras for storing firmware, boot code, and user data.

Detailed and Complete Alternative Models

1. AT27C040-90PU: A similar 4-megabit PROM device with a slower access time of 90 nanoseconds.
2. AT28C64B-15PU: A 64-kilobyte EEPROM device with a faster access time of 15 nanoseconds.
3. AT29C010A-12PC: A 1-megabit flash memory device with an access time of 12 nanoseconds.

These alternative models offer different features and specifications, providing options based on specific application requirements.

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