043641WKAB-5

Overview

The IBM 043641WKAB-5 is a static random-access memory (SRAM) component with a total capacity of 4 Mbit. It features an organization of 128K words by 36 bits, providing high-density storage for critical data retention applications. The device operates at a supply voltage of 3.3V and utilizes HSTL interface standards to ensure signal integrity in high-speed digital systems. Designed for surface mount technology, this component supports reliable integration into compact circuit boards where space efficiency and performance stability are required.

Feature Summary

• Provides 4 Mbit non-volatile data storage capability using SRAM technology
• Supports HSTL interface standards for high-speed digital communication
• Operates on a standard 3.3V power supply for compatibility with common logic families
• Utilizes surface mount packaging for automated assembly and compact board design

Applications

• High-speed buffer memory in telecommunications equipment
• Cache memory modules in industrial control systems
• Data storage components in networking hardware
• Temporary storage in embedded computing devices

Procurement Notes

Verify the specific suffix designation against official IBM documentation to confirm exact electrical characteristics and package variations. Ensure compliance with RoHS directives if environmental regulations apply to your deployment. Confirm availability through authorized distributors as this may be a legacy or specialized component requiring specific sourcing channels.

Selection Notes

Select this component when a 4 Mbit capacity with 36-bit word width is required for high-speed buffering. The 3.3V operation makes it suitable for systems utilizing standard CMOS logic levels. Consider the HSTL interface requirements to ensure compatibility with existing system buses and controllers without additional level shifting.