IS42S32800B-6T-TR

IC DRAM 256MBIT PAR 86TSOP II
Part Description

IC DRAM 256MBIT PAR 86TSOP II

Quantity 509 Available (as of May 5, 2026)
Product CategoryMemory
ManufacturerIntegrated Silicon Solution Inc
Manufacturing StatusObsolete
Manufacturer Standard Lead TimeRFQ
Datasheet

Specifications & Environmental

Device Package86-TSOP IIMemory FormatDRAMTechnologySDRAM
Memory Size256 MbitAccess Time5.5 nsGradeCommercial
Clock Frequency166 MHzVoltage3V ~ 3.6VMemory TypeVolatile
Operating Temperature0°C ~ 70°C (TA)Write Cycle Time Word PageN/APackaging86-TFSOP (0.400", 10.16mm Width)
Mounting MethodVolatileMemory InterfaceParallelMemory Organization8M x 32
Moisture Sensitivity Level3 (168 Hours)RoHS ComplianceROHS3 CompliantREACH ComplianceREACH Unaffected
QualificationN/AECCNEAR99HTS Code8542.32.0024

Overview of IS42S32800B-6T-TR - 256Mbit Parallel SDRAM

The IS42S32800B-6T-TR is a 256-megabit synchronous DRAM organized as 8M x 32, designed for systems requiring reliable parallel memory access. Built on proven SDRAM technology and operating at 166MHz, this component delivers dependable performance for embedded applications with standard commercial temperature requirements.

With a 3.0V to 3.6V power supply range and 5.5ns access time, this DRAM provides straightforward integration into designs that require moderate-density memory with parallel interface compatibility.

Key Features

  • Memory Architecture - 256Mbit capacity organized as 8M x 32, providing flexible data width for 32-bit bus designs.
  • Performance - 166MHz clock frequency with 5.5ns access time supports real-time data processing requirements in embedded systems.
  • Interface - Parallel memory interface enables direct connection to processors and controllers without additional protocol conversion.
  • Power Supply - Standard 3.0V to 3.6V operating voltage simplifies power rail design and ensures compatibility with common logic levels.
  • Package - 86-pin TSOP II package in 10.16mm width provides established footprint for PCB layout and manufacturing.
  • Temperature Range - 0°C to 70°C operating range covers standard commercial applications and controlled-environment installations.

Typical Applications

  • Embedded Computing Systems - Provides working memory for processors in point-of-sale terminals, kiosks, and embedded controllers where parallel SDRAM offers straightforward integration with legacy architectures.
  • Networking Equipment - Serves as packet buffer memory in switches and routers deployed in temperature-controlled facilities, where the 166MHz clock rate supports data throughput requirements.
  • Industrial Control Systems - Functions as program and data memory in PLCs and HMI systems operating within standard commercial temperature environments, providing reliable volatile storage for real-time operations.
  • Test and Measurement Instruments - Acts as acquisition memory in benchtop equipment where the 8M x 32 organization efficiently stores sampled data for analysis and display.

Unique Advantages

  • Established Technology: SDRAM architecture provides proven reliability with well-understood timing and signal integrity characteristics that simplify validation.
  • Direct Processor Interface: Parallel memory interface eliminates the need for memory controllers or protocol converters in designs using compatible processors.
  • Standard Voltage Operation: 3.0V to 3.6V supply voltage enables sharing of common power rails with other digital components, reducing BOM complexity.
  • Compact Footprint: 86-TSOP II package balances pin count with board space efficiency for moderate-density memory requirements.
  • Commercial Temperature Rating: 0°C to 70°C range matches the operating conditions of standard commercial and office environments without overspecification.
  • Synchronous Operation: Clock-driven data transfers simplify timing design and enable deterministic memory access patterns in real-time systems.

Why Choose IS42S32800B-6T-TR?

This SDRAM is suited for designs that require parallel memory architecture with commercial temperature ratings. The 8M x 32 organization and 166MHz operation provide balanced performance for embedded systems, networking equipment, and industrial applications where parallel SDRAM offers compatibility with existing processor interfaces.

For systems operating in controlled environments where standard commercial temperature ratings are sufficient, this component delivers dependable volatile memory storage with established manufacturing and validation processes.

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