W979H2KBVX2I TR

Memory IC Overview

The W979H2KBVX2I TR is a 512Mb LPDDR2 SDRAM manufactured by Winbond Electronics. It features a 32-bit data bus width and operates at a maximum clock frequency of 400 MHz. The device utilizes a 16 M x 32 organization and is housed in a 134-VFBGA package. Operating voltage ranges from 1.14 V to 1.95 V, with a maximum power consumption of 25 mA. It supports an industrial temperature range from -40°C to +85°C.

Memory IC Feature Summary

• Supports parallel interface architecture for high-speed data transfer
• Includes ZQ calibration functionality for output driver impedance adjustment
• Features Partial Array Self-Refresh (PASR) capability for reduced power consumption

Memory IC Applications

• Mobile communication devices requiring low-power memory solutions
• Portable consumer electronics utilizing LPDDR2 standards
• Industrial embedded systems operating within specified temperature ranges

Memory IC Procurement Notes

Verify the specific suffix 'TR' indicates tape-and-reel packaging configuration. Confirm compatibility with existing system voltage levels between 1.14 V and 1.95 V. Ensure the 134-VFBGA footprint matches the target PCB layout. Check current availability status as this component may be subject to discontinuation notices.

Memory IC Selection Notes

Select this component when a 512Mb capacity with a 32-bit interface is required. Consider the 400 MHz speed grade for performance needs. Verify that the -40°C to +85°C temperature rating meets environmental requirements. Compare against other W979H series variants if different densities or bus widths are needed.

Memory IC Part Context

This part belongs to the W979H2KB series of mobile LPDDR2 SDRAMs. It shares architectural similarities with other members like W979H6KB but differs in density and organization. The series is designed for portable applications demanding efficient power management and compact form factors.

Memory IC Replacement Considerations

W97AH2NBVA2E is listed as a potential substitute.