IS42S16160B-7BL-TR

IC DRAM 256MBIT PAR 54LFBGA
Part Description

IC DRAM 256MBIT PAR 54LFBGA

Quantity 473 Available (as of May 5, 2026)
Product CategoryMemory
ManufacturerIntegrated Silicon Solution Inc
Manufacturing StatusObsolete
Manufacturer Standard Lead TimeRFQ
Datasheet

Specifications & Environmental

Device Package54-LFBGA (8x13)Memory FormatDRAMTechnologySDRAM
Memory Size256 MbitAccess Time5.4 nsGradeCommercial
Clock Frequency143 MHzVoltage3V ~ 3.6VMemory TypeVolatile
Operating Temperature0°C ~ 70°C (TA)Write Cycle Time Word PageN/APackaging54-LFBGA
Mounting MethodVolatileMemory InterfaceParallelMemory Organization16M x 16
Moisture Sensitivity Level3 (168 Hours)RoHS ComplianceROHS3 CompliantREACH ComplianceREACH Unaffected
QualificationN/AECCNEAR99HTS Code8542.32.0024

Overview of IS42S16160B-7BL-TR - 256Mbit SDRAM with Parallel Interface

The IS42S16160B-7BL-TR is a 256Mbit synchronous dynamic random access memory (SDRAM) device organized as 16M x 16. Built with proven SDRAM technology, this parallel memory solution delivers reliable performance for embedded systems requiring cost-effective volatile memory storage. With a 143MHz clock frequency and 5.4ns access time, it provides the speed and density needed for a wide range of commercial applications operating in standard temperature environments.

Key Features

  • Memory Architecture - 256Mbit density organized as 16M x 16, providing flexible data word widths for various system designs requiring moderate memory capacity.
  • Performance Specifications - Operates at 143MHz clock frequency with 5.4ns access time, delivering synchronous data transfer suitable for real-time processing and data buffering applications.
  • Power Requirements - Standard 3V to 3.6V voltage supply simplifies power design and ensures compatibility with common 3.3V logic families used in embedded systems.
  • Parallel Interface - Traditional parallel memory interface enables straightforward integration with processors and controllers that support standard SDRAM protocols.
  • Package Configuration - Housed in a compact 54-LFBGA (8x13mm) package, offering space-efficient PCB layout while maintaining standard BGA mounting processes.
  • Operating Range - Specified for 0°C to 70°C (TA) commercial temperature range, suitable for indoor and controlled-environment applications.

Typical Applications

  • Consumer Electronics - This SDRAM serves as main memory or frame buffer storage in set-top boxes, digital displays, and multimedia devices where moderate density and cost optimization are priorities.
  • Embedded Computing - Provides system memory for microprocessor-based designs in point-of-sale terminals, kiosks, and commercial equipment operating in climate-controlled environments.
  • Networking Equipment - Functions as packet buffer memory in switches and routers designed for office or indoor deployment, where the commercial temperature range aligns with typical operating conditions.
  • Data Acquisition Systems - Offers temporary storage for sample data in test equipment and measurement instruments that require fast, volatile memory for real-time data processing.

Unique Advantages

  • Standard SDRAM Interface: Uses widely supported parallel SDRAM protocol, reducing firmware development time and enabling use of existing software libraries and controller implementations.
  • Proven Technology Platform: Based on mature SDRAM architecture with established reliability characteristics, suitable for commercial designs with moderate performance requirements.
  • Compact BGA Footprint: The 54-LFBGA package minimizes board space while maintaining compatibility with standard PCB assembly processes and inspection methods.
  • 3.3V Logic Compatibility: Supply voltage range integrates directly with common 3.3V system architectures without requiring level translation or additional regulators.
  • Cost-Effective Density: 256Mbit capacity addresses applications requiring more than basic memory but not demanding high-density solutions, optimizing cost per bit for mid-range designs.
  • Synchronous Operation: Clock-synchronized data transfer simplifies timing design and enables predictable memory performance for real-time system requirements.

Why Choose IS42S16160B-7BL-TR?

The IS42S16160B-7BL-TR represents a practical choice for commercial embedded systems requiring reliable parallel SDRAM in a space-efficient package. Its 256Mbit density and standard interface make it well-suited for designs where established SDRAM technology meets application requirements without the complexity or cost of higher-performance alternatives. The commercial temperature range and compact BGA package align with indoor equipment deployment scenarios.

For legacy system maintenance or new designs leveraging proven memory architectures, this SDRAM offers straightforward integration with processors supporting standard synchronous DRAM protocols. Note that this product carries an Obsolete lifecycle status, so designers should confirm current availability and consider long-term supply planning for new designs.

Get a Quote

Ready to integrate the IS42S16160B-7BL-TR into your design? Contact our sales team to request pricing, check current inventory availability, and discuss your specific memory requirements. Our technical support staff can assist with design-in questions and help you evaluate whether this SDRAM meets your application needs.

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