DS1220AD-200+ Encyclopedia Entry

Product Overview

Category

The DS1220AD-200+ belongs to the category of electronic memory devices.

Use

This product is primarily used for storing and retrieving digital information in various electronic systems.

Characteristics

• Non-volatile: The DS1220AD-200+ retains stored data even when power is removed.
• High capacity: This device offers a storage capacity of 2,048 kilobits (256 kilobytes).
• Fast access time: With an access time of 200 nanoseconds, it ensures quick retrieval of data.
• Low power consumption: The DS1220AD-200+ operates efficiently with low power requirements.

Package

The DS1220AD-200+ is available in a compact dual-inline package (DIP) format.

Essence

The essence of this product lies in its ability to provide reliable and non-volatile storage for electronic systems.

Packaging/Quantity

The DS1220AD-200+ is typically packaged in reels or tubes, with each containing a specific quantity of units. Please refer to the manufacturer's specifications for detailed packaging and quantity information.

Specifications

• Storage Capacity: 2,048 kilobits (256 kilobytes)
• Access Time: 200 nanoseconds
• Supply Voltage: 5V
• Operating Temperature Range: -40°C to +85°C
• Data Retention: Minimum 10 years

Detailed Pin Configuration

The DS1220AD-200+ features the following pin configuration:

1. Chip Enable (/CE)
2. Output Enable (/OE)
3. Write Enable (/WE)
4. Address Inputs (A0-A12)
5. Data Input/Output (DQ0-DQ7)
6. Ground (GND)
7. Power Supply (+5V)
8. Not Connected (NC)

Functional Features

• Random Access: The DS1220AD-200+ allows for random access to any location within its memory space.
• Byte-Wide Operation: It supports byte-wide read and write operations, enabling efficient data manipulation.
• Hardware Data Protection: This device incorporates hardware protection mechanisms to prevent accidental writes and ensure data integrity.
• High Reliability: With non-volatile storage and a long data retention period, the DS1220AD-200+ offers high reliability for critical applications.

Advantages and Disadvantages

Advantages

• Non-volatile storage ensures data retention even during power loss.
• Fast access time enables quick retrieval of stored information.
• Low power consumption contributes to energy efficiency.
• Compact package size facilitates integration into various electronic systems.

Disadvantages

• Limited storage capacity compared to modern memory devices.
• Relatively slower access time compared to newer memory technologies.

Working Principles

The DS1220AD-200+ utilizes electrically erasable programmable read-only memory (EEPROM) technology. It stores data by trapping electrical charges within memory cells, which can be accessed and modified as needed. The device employs a combination of address inputs, control signals, and data lines to facilitate read and write operations.

Detailed Application Field Plans

The DS1220AD-200+ finds application in various electronic systems, including but not limited to: - Embedded systems - Industrial automation - Automotive electronics - Medical devices - Communication equipment

Alternative Models

For alternative options with similar functionality, consider the following models: - DS1225AD-200+: Offers higher storage capacity (4,096 kilobits) while maintaining similar characteristics. - DS1230AB-200+: Provides additional security features such as a tamper-proof seal and a real-time clock.

Please note that the above alternatives may have different pin configurations and specifications. Refer to the respective datasheets for detailed information.

In conclusion, the DS1220AD-200+ is a reliable and non-volatile memory device with a moderate storage capacity. Its fast access time, low power consumption, and compact package make it suitable for various electronic applications. However, users should consider alternative models if higher storage capacity or additional security features are required.

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