| Allicdata Part #: | AT27C020-12PI-ND |
| Manufacturer Part#: |
AT27C020-12PI |
| Price: | $ 0.00 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Microchip Technology |
| Short Description: | IC EPROM 2M PARALLEL 32DIP |
| More Detail: | EPROM - OTP Memory IC 2Mb (256K x 8) Parallel 120... |
| DataSheet: |  AT27C020-12PI Datasheet/PDF |
| Quantity: | 1000 |
| 1 +: | 0.00000 |
Specifications
| Series: | -- |
| Packaging: | Tube |
| Part Status: | Obsolete |
| Memory Type: | Non-Volatile |
| Memory Format: | EPROM |
| Technology: | EPROM - OTP |
| Memory Size: | 2Mb (256K x 8) |
| Write Cycle Time - Word, Page: | -- |
| Access Time: | 120ns |
| Memory Interface: | Parallel |
| Voltage - Supply: | 4.5 V ~ 5.5 V |
| Operating Temperature: | -40°C ~ 85°C (TC) |
| Mounting Type: | Through Hole |
| Package / Case: | 32-DIP (0.600", 15.24mm) |
| Supplier Device Package: | 32-DIP |
| Base Part Number: | AT27C020 |
Description
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Having risen to such great heights, the advent of semiconductor memory technologies has simplified the way we store and retrieve data. One such device is the AT27C020-12PI, a popular device used for a variety of applications. This article aims to provide an in-depth look into this device’s various features, applications, and working principles.
Classification
The AT27C020-12PI device is a part of the category of devices known as Electrically Erasable Programmable Read-Only Memories (EEPROM). It is a non-volatile memory device, which means that it can retain data even when power is removed. It is classified as a “flash” memory, as it uses a process of electrical erasure to “flash” the memory cells, thus erasing the data that is stored in them.Functional Characteristics
The AT27C020-12PI is a high-density memory device, capable of storing up to 2 Megabits of data. It has a number of useful features, such as the ability to access any location within the memory at 50ns or less. Additionally, it has an automatic write/erase function, which simplifies the process of writing and erasing data in the memory. Furthermore, it is capable of operating across a wide range of temperatures, from -40 to +85 degrees Celsius.Application Fields
The AT27C020-12PI is a versatile device, capable of being used in a variety of applications. It is used in industrial products, such as Programmable Logic Controllers (PLCs); in telecommunications, such as Base Station Modules; and in automotive application, such as Engine Control Units (ECUs). It is also popular in consumer devices, such as digital cameras and GPS systems.Working Principle
The AT27C020-12PI operates by using a number of transistors, arranged in a grid formation. Each transistor is composed of a control gate and a floating gate. When a positive voltage is applied to the control gate, the electrons from the floating gate are drawn towards it and are stored. This causes a change in the electrical properties of the transistor, which can be read as either 0s or 1s, depending on the state of the stored electrons.To write to the memory, data is sent to the Memory Address Register, which then sends the data to the desired location in the memory. To erase data, a voltage of approximately 10V is applied to the control gate. This causes the stored electrons to be pushed away from the floating gate towards the control gate, which erases the memory.Conclusion
The AT27C020-12PI is a powerful and versatile non-volatile memory device, capable of being used in a variety of applications. Its fast access times and ability to operate across a wide temperature range make it ideal for use in industrial, consumer, and automotive applications. In addition, its simple writing and erasing process make it a useful device for storing and retrieving data.The specific data is subject to PDF, and the above content is for reference
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