DS1220AD-200+

The DS1220AD-200+ is a nonvolatile SRAM (NVSRAM) IC with a capacity of 16K (2K x 8) and a speed of 200ns. It combines the functions of a static RAM and an EEPROM, offering nonvolatile data storage even during power loss or system shutdown.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• VCC: Positive power supply
• GND: Ground
• CE: Chip Enable
• OE: Output Enable
• WE: Write Enable
• NC: No Connection
• DQ0-DQ7: Data Input/Output Lines

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the DS1220AD-200+ IC for a visual representation.

Key Features

• Nonvolatile Data Storage: Retains data even when power is lost, eliminating the need for a battery backup.
• High Speed: Offers fast access times of 200ns, suitable for high-performance applications.
• 16K Capacity: Provides 16K bits of nonvolatile storage in a compact IC package.
• Multiple Operational Modes: Supports various modes including read, write, and standby, enhancing flexibility in data operations.
• Industrial Temperature Range: Operates reliably in industrial temperature environments, ensuring robust performance.

Note: For detailed technical specifications, please refer to the DS1220AD-200+ datasheet.

Application

• Embedded Systems: Ideal for use in embedded systems requiring nonvolatile data storage.
• Data Logging: Suitable for applications involving data logging where persistent storage is critical.
• Security Systems: Used in security systems for storing critical information even in power-off scenarios.

Functionality

The DS1220AD-200+ combines the benefits of a static RAM with nonvolatile data storage, ensuring data integrity and reliability in various applications.

Usage Guide

• Power Supply: Connect VCC (Pin 1) to the positive power supply and GND (Pin 28) to ground.
• Data Transfer: Use CE, OE, and WE pins to control data transfer operations between the IC and the microcontroller.
• Data Input/Output: Connect DQ0-DQ7 (Pins 2-9) for data input and output communication.

Frequently Asked Questions

Q: Is the DS1220AD-200+ suitable for high-speed applications?
A: Yes, the DS1220AD-200+ offers a speed of 200ns, making it suitable for high-speed data operations.

Q: How does the DS1220AD-200+ retain data during power loss?
A: The DS1220AD-200+ utilizes nonvolatile technology to store data in the absence of power, ensuring data integrity and reliability.