AT27C080-15PC

Product Overview

Category

AT27C080-15PC belongs to the category of programmable read-only memory (PROM) chips.

Use

This product is commonly used in electronic devices for storing permanent data that cannot be modified or erased. It provides non-volatile memory storage, making it ideal for applications where data integrity is crucial.

Characteristics

• Non-volatile: The stored data remains intact even when power is removed.
• High capacity: The AT27C080-15PC has a storage capacity of 8 megabits (1 megabyte).
• Fast access time: With a speed rating of 150 nanoseconds, it offers quick data retrieval.
• Durable: This PROM chip can withstand multiple read operations without degradation.

Package

The AT27C080-15PC comes in a 32-pin plastic dual in-line package (PDIP). This package type ensures easy integration into circuit boards and provides mechanical protection to the chip.

Essence

The essence of AT27C080-15PC lies in its ability to store large amounts of data reliably and securely. Its non-volatile nature ensures that critical information remains intact, even during power outages or system failures.

Packaging/Quantity

This product is typically packaged in tubes or trays, with each containing a specific quantity of chips. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Storage Capacity: 8 Megabits (1 Megabyte)
• Access Time: 150 Nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Pin Count: 32
• Package Type: Plastic Dual In-Line Package (PDIP)

Detailed Pin Configuration

The AT27C080-15PC features a 32-pin configuration. Here is a detailed breakdown of the pin functions:

1. A0-A18: Address Inputs
2. CE: Chip Enable
3. OE: Output Enable
4. WE: Write Enable
5. VCC: Power Supply (+5V)
6. GND: Ground (0V) 7-30. DQ0-DQ7: Data Input/Output
7. NC: No Connection
8. A19: Address Input

Functional Features

• Easy integration: The AT27C080-15PC can be easily integrated into existing electronic systems due to its standard pin configuration.
• High-speed data access: With a fast access time of 150 nanoseconds, this PROM chip ensures quick retrieval of stored data.
• Reliable data storage: The non-volatile nature of the chip guarantees data integrity and prevents accidental erasure or modification.
• Low power consumption: The AT27C080-15PC operates on a low supply voltage of 5V, making it energy-efficient.

Advantages and Disadvantages

Advantages

• Large storage capacity
• Fast access time
• Non-volatile memory
• Easy integration into existing systems
• Durable and reliable

Disadvantages

• Limited write capability (data cannot be modified or erased once programmed)
• Relatively higher cost compared to other memory technologies

Working Principles

The AT27C080-15PC utilizes a technology called electrically programmable read-only memory (EPROM). It stores data using a grid of transistors that can be selectively programmed to represent binary information. Once programmed, the data remains intact until the chip is replaced.

Detailed Application Field Plans

The AT27C080-15PC 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 parameters and firmware in automotive control units. 3. Industrial automation: Provides non-volatile storage for program code and configuration data in industrial control systems. 4. Medical devices: Used for storing firmware and patient data in medical equipment.

Detailed and Complete Alternative Models

1. AT27C040-15PU: 4 Megabit (512 Kilobyte) PROM chip with similar characteristics and pin configuration.
2. AT28C256-15PC: 256 Kilobit (32 Kilobyte) EEPROM chip with reprogrammable capabilities.
3. AT29C010A-12PC: 1 Megabit (128 Kilobyte) Flash memory chip with faster access time and reprogrammable features.

These alternative models offer different capacities and functionalities, allowing users to choose the most suitable option for their specific requirements.

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