DS1222N

Controllers Overview

The DS1222N is a static RAM memory controller manufactured by Analog Devices Inc./Maxim Integrated. It converts standard SRAM into nonvolatile memory using a battery backup switch. The device operates within a supply voltage range of 4.5V to 5.5V and supports through-hole installation in a 14-PDIP package. It is designed for industrial temperature ranges, specifically 0°C to 70°C.

Controllers Feature Summary

• Converts CMOS SRAM into nonvolatile memory
• Includes battery backup switching capability
• Supports static RAM control functions

Controllers Applications

• Data logging systems requiring persistent storage
• Industrial control applications needing nonvolatile configuration retention
• Embedded systems with limited power availability

Controllers Procurement Notes

Verify component authenticity due to discontinued status. Confirm RoHS compliance requirements against specific project standards. Check for valid replacement options as original manufacturing may be unavailable. Ensure packaging integrity matches through-hole mounting specifications.

Controllers Selection Notes

Select this controller when integrating SRAM with nonvolatile retention needs. Verify voltage compatibility with the 4.5V to 5.5V operating range. Consider the 14-PDIP package for through-hole assembly processes. Evaluate thermal performance within the specified 0°C to 70°C operational window.

Controllers Part Context

This component belongs to the DS1222 series of memory controllers. It is part of Analog Devices' portfolio for nonvolatile memory solutions. The device simplifies system design by handling battery management automatically.

Controllers Replacement Considerations

DS1222N+ is the RoHS-compliant version of this discontinued part.