AT27C080-15RI

Product Overview

Category: Integrated Circuit (IC)

Use: The AT27C080-15RI is a programmable read-only memory (PROM) IC. It is commonly used for storing non-volatile data that needs to be retained even when power is turned off.

Characteristics: - Non-volatile memory - High storage capacity - Fast access time - Low power consumption

Package: The AT27C080-15RI is available in a 32-pin plastic dual in-line package (PDIP).

Essence: The essence of the AT27C080-15RI is its ability to store and retrieve data reliably, making it suitable for applications where permanent data storage is required.

Packaging/Quantity: The AT27C080-15RI is typically sold in reels or tubes, with each reel or tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Memory Size: 8 Megabits (1 Megabyte)
• Access Time: 150 nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: 20 years
• Programming Method: Parallel

Pin Configuration

The AT27C080-15RI has a total of 32 pins. Here is the detailed pin configuration:

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Pin Name Description

1 A0-A18 Address Inputs 2 CE Chip Enable 3 OE Output Enable 4 WE Write Enable 5 I/O0 Data Input/Output 0 6 I/O1 Data Input/Output 1 7 I/O2 Data Input/Output 2 8 I/O3 Data Input/Output 3 9 I/O4 Data Input/Output 4 10 I/O5 Data Input/Output 5 11 I/O6 Data Input/Output 6 12 I/O7 Data Input/Output 7 13 VPP Programming Voltage 14 NC No Connection 15 A19 Address Input 16 A20 Address Input 17 A21 Address Input 18 A22 Address Input 19 A23 Address Input 20 A24 Address Input 21 A25 Address Input 22 A26 Address Input 23 A27 Address Input 24 GND Ground 25 A28 Address Input 26 A29 Address Input 27 A30 Address Input 28 A31 Address Input 29 VCC Power Supply 30 NC No Connection 31 NC No Connection 32 NC No Connection ```

Functional Features

• Non-volatile storage: The AT27C080-15RI retains data even when power is turned off.
• High-speed access: With a fast access time of 150 nanoseconds, data retrieval is quick and efficient.
• Low power consumption: The IC operates on a low supply voltage and consumes minimal power during operation.

Advantages and Disadvantages

Advantages: - Reliable data storage - Fast access time - Low power consumption - Wide operating temperature range

Disadvantages: - Limited storage capacity compared to other memory technologies - Programming method requires parallel interface

Working Principles

The AT27C080-15RI uses a floating-gate transistor technology to store data. When programmed, charges are trapped in the floating gate, representing the stored data. During read operations, the presence or absence of charges is detected to retrieve the stored information.

Application Field Plans

The AT27C080-15RI finds applications in various fields, including: 1. Embedded systems 2. Automotive electronics 3. Industrial control systems 4. Medical devices 5. Consumer electronics

Alternative Models

Here are some alternative models that offer similar functionality to the AT27C080-15RI: 1. AT28C256 - 32K x 8 EEPROM IC 2. AM29F040B - 512K x 8 Flash Memory IC 3. M27C4001 - 4 Megabit EPROM IC 4. W27C512 - 64K x 8 EEPROM IC

These alternative models can be considered based on specific requirements and compatibility with the target application.

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