AT27C2048-15VC

Product Overview

Category: Integrated Circuit (IC)

Use: The AT27C2048-15VC is a high-performance, low-power, 2-megabit (256K x 8) electrically erasable programmable read-only memory (EEPROM). It is designed to store and retrieve data in various electronic systems.

Characteristics: - High performance: The AT27C2048-15VC offers fast access times and reliable operation. - Low power consumption: It operates at low power levels, making it suitable for battery-powered devices. - Large storage capacity: With a capacity of 2 megabits, it can store a significant amount of data. - Electrically erasable: The EEPROM can be erased and reprogrammed electronically, eliminating the need for physical erasure methods. - Durable package: The AT27C2048-15VC is housed in a sturdy package that protects it from external elements and ensures long-term reliability. - Packaging/Quantity: The IC is typically available in a plastic package and is sold in quantities suitable for both individual and bulk purchases.

Specifications

• Memory Capacity: 2 Megabits (256K x 8)
• Access Time: 150 ns
• Supply Voltage: 5V ±10%
• Operating Temperature Range: -40°C to +85°C
• Package Type: 28-pin PDIP (Plastic Dual In-line Package)

Pin Configuration

The AT27C2048-15VC features a 28-pin PDIP package with the following pin configuration:

```

Pin Name Description

1 A14 Address Input 2 A12 Address Input 3 A7 Address Input 4 A6 Address Input 5 A5 Address Input 6 A4 Address Input 7 A3 Address Input 8 A2 Address Input 9 A1 Address Input 10 A0 Address Input 11 /OE Output Enable 12 /WE Write Enable 13 VSS Ground 14 DQ0 Data Input/Output 15 DQ1 Data Input/Output 16 DQ2 Data Input/Output 17 DQ3 Data Input/Output 18 DQ4 Data Input/Output 19 DQ5 Data Input/Output 20 DQ6 Data Input/Output 21 DQ7 Data Input/Output 22 VCC Power Supply 23 A8 Address Input 24 A9 Address Input 25 A11 Address Input 26 A10 Address Input 27 A13 Address Input 28 /CE Chip Enable ```

Functional Features

The AT27C2048-15VC offers the following functional features:

• High-speed access: The EEPROM provides fast access times, allowing for efficient data retrieval.
• Easy integration: It can be easily integrated into various electronic systems due to its standard pin configuration and compatibility with common interfaces.
• Reliable operation: The IC ensures reliable operation even in harsh environmental conditions, making it suitable for a wide range of applications.
• Low power consumption: With its low power requirements, the AT27C2048-15VC is ideal for battery-powered devices.

Advantages and Disadvantages

Advantages: - High-performance operation - Large storage capacity - Electrically erasable and reprogrammable - Durable packaging for long-term reliability - Low power consumption

Disadvantages: - Limited storage capacity compared to newer memory technologies - Slower access times compared to some modern memory devices

Working Principles

The AT27C2048-15VC operates based on the principles of electrically erasable programmable read-only memory (EEPROM). It uses a combination of address inputs, control signals, and data input/output lines to store and retrieve data. The IC can be programmed by applying specific voltage levels to the appropriate pins, and the stored data can be accessed by providing the correct address.

Application Field Plans

The AT27C2048-15VC is widely used in various electronic systems that require non-volatile memory for data storage and retrieval. Some common application fields include:

1. Embedded Systems: The IC is commonly used in embedded systems such as microcontrollers, where reliable and non-volatile memory is essential for storing program code and data.
2. Consumer Electronics: It finds applications in consumer electronics devices like set-top boxes, gaming consoles, and digital cameras, where it provides storage for firmware, configuration data, and user settings.
3. Automotive Electronics: The AT27C2048-15VC is utilized in automotive electronics systems for storing critical data like