IS46DR16640D-25DBLA2-TR

Memory IC Overview

The IS46DR16640D-25DBLA2-TR is a 1 Gbit (64M x 16) DDR2 SDRAM designed for automotive applications. It operates at a maximum clock frequency of 400 MHz with a CAS latency of CL5. The device utilizes a 1.8V power supply and features an 84-ball BGA package measuring 8mm x 12.5mm. It supports an extended operating temperature range from -40°C to +105°C. The component is supplied in a tape and reel format.

Memory IC Feature Summary

• Automotive-grade reliability with extended temperature support
• DDR2 interface architecture for high-speed data transfer
• Compact 84-ball BGA surface-mount packaging

Memory IC Applications

• Automotive infotainment systems
• Vehicle telematics control units
• Advanced driver assistance systems (ADAS)

Memory IC Procurement Notes

Verify the specific suffix 'D' against official ISSI documentation to confirm exact speed binning and temperature grade alignment. Ensure the ordering part number matches the required 84-ball BGA footprint and tape-and-reel configuration. Confirm RoHS compliance status through current manufacturer declarations before integration into production schedules.

Memory IC Selection Notes

Select this component when designing for automotive environments requiring 1.8V DDR2 memory with wide thermal tolerance. The 64M x 16 organization suits applications needing moderate bandwidth within constrained physical spaces. Verify that the host controller supports DDR2 specifications compatible with CL5 timing parameters for optimal system performance.

Memory IC Part Context

This part belongs to the IS46DR series of automotive DDR2 DRAMs manufactured by ISSI. These devices are engineered to meet stringent automotive quality standards while providing reliable data storage for critical vehicle electronics. The series offers various density and speed options tailored for different automotive subsystem requirements.

Memory IC Replacement Considerations

Consult ISSI datasheets for direct pin-compatible alternatives within the IS46DR family. Verify electrical compatibility and temperature ranges before substituting with other manufacturers' DDR2 parts.