IS42S32400D-6B-TR

IC DRAM 128MBIT PAR 90TFBGA
Part Description

IC DRAM 128MBIT PAR 90TFBGA

Quantity 133 Available (as of May 5, 2026)
Product CategoryMemory
ManufacturerIntegrated Silicon Solution Inc
Manufacturing StatusObsolete
Manufacturer Standard Lead TimeRFQ
Datasheet

Specifications & Environmental

Device Package90-TFBGA (8x13)Memory FormatDRAMTechnologySDRAM
Memory Size128 MbitAccess Time5.4 nsGradeCommercial
Clock Frequency166 MHzVoltage3V ~ 3.6VMemory TypeVolatile
Operating Temperature0°C ~ 70°C (TA)Write Cycle Time Word PageN/APackaging90-TFBGA
Mounting MethodVolatileMemory InterfaceParallelMemory Organization4M x 32
Moisture Sensitivity Level3 (168 Hours)RoHS ComplianceROHS3 CompliantREACH ComplianceREACH Unaffected
QualificationN/AECCNEAR99HTS Code8542.32.0002

Overview of IS42S32400D-6B-TR - 128Mbit Parallel SDRAM

The IS42S32400D-6B-TR is a 128-megabit synchronous dynamic random access memory (SDRAM) device organized as 4 million words by 32 bits. This parallel interface DRAM operates at clock frequencies up to 166MHz with a 5.4ns access time, making it suitable for embedded systems and computing applications requiring moderate-speed volatile memory storage.

Key Features

  • Memory Configuration - 128Mbit capacity organized as 4M x 32, providing efficient data width for 32-bit system architectures.
  • Performance Specifications - 166MHz clock frequency with 5.4ns access time delivers balanced speed for general-purpose computing applications.
  • Power Supply - Operates on 3V to 3.6V supply voltage, compatible with standard 3.3V logic systems.
  • Operating Temperature - Commercial temperature range of 0°C to 70°C supports standard indoor computing environments.
  • Package Configuration - 90-pin TFBGA (8x13mm) thin fine-pitch ball grid array offers compact board footprint for space-constrained designs.

Typical Applications

  • Embedded Computing Systems - This SDRAM provides main memory for embedded processors and controllers where the 32-bit data bus matches common embedded architectures and the 128Mbit capacity supports moderate program and data storage requirements.
  • Consumer Electronics - The device serves as system memory in set-top boxes, digital displays, and multimedia devices where commercial temperature range and 3.3V operation align with typical consumer product specifications.
  • Networking Equipment - This memory supports packet buffering and routing table storage in switches and routers where the parallel interface provides direct connection to network processors.
  • Office Automation - The SDRAM functions as working memory in printers, copiers, and document scanners where the 166MHz clock rate handles moderate data throughput requirements.

Unique Advantages

  • 32-bit Data Bus Efficiency: The 4M x 32 organization eliminates the need for multiple narrower devices, reducing PCB routing complexity and component count.
  • Standard SDRAM Interface: Industry-standard synchronous DRAM protocol simplifies integration with existing memory controller designs and reduces development time.
  • Compact TFBGA Package: The 8x13mm ball grid array footprint minimizes board space consumption compared to larger package options while maintaining reliable solder connections.
  • 3.3V Operation: Single 3V to 3.6V supply voltage eliminates the need for multiple power rails and simplifies power distribution design.
  • Moderate Speed Grade: The 166MHz operation provides adequate performance for cost-sensitive applications without the power consumption associated with higher-speed memory.

Why Choose IS42S32400D-6B-TR?

The IS42S32400D-6B-TR represents a practical memory solution for embedded and computing designs requiring a 32-bit parallel interface with moderate capacity and speed. The device's commercial temperature range and standard SDRAM architecture make it appropriate for indoor computing equipment where proven technology and design compatibility are priorities. The compact TFBGA package addresses space constraints while maintaining manufacturability.

This component is best suited for designs where the 128Mbit capacity, 166MHz clock rate, and commercial temperature specifications align with application requirements. The standard SDRAM interface ensures compatibility with established memory controller IP and reduces integration risk.

Get a Quote

Contact our sales team for pricing, availability, and technical support for the IS42S32400D-6B-TR. Our application engineers can assist with memory selection, board design guidance, and volume procurement for your embedded system project.

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