IS43R16160F-6TL

IC DRAM 256MBIT PAR 66TSOP II
Part Description

IC DRAM 256MBIT PAR 66TSOP II

Quantity 491 Available (as of May 5, 2026)
Product CategoryMemory
ManufacturerIntegrated Silicon Solution Inc
Manufacturing StatusActive
Manufacturer Standard Lead Time8 Weeks
Datasheet

Specifications & Environmental

Device Package66-TSOP IIMemory FormatDRAMTechnologySDRAM - DDR
Memory Size256 MbitAccess Time700 psGradeCommercial
Clock Frequency166 MHzVoltage2.3V ~ 2.7VMemory TypeVolatile
Operating Temperature0°C ~ 70°C (TA)Write Cycle Time Word Page15 nsPackaging66-TSSOP (0.400", 10.16mm Width)
Mounting MethodVolatileMemory InterfaceParallelMemory Organization16M x 16
Moisture Sensitivity Level3 (168 Hours)RoHS ComplianceROHS3 CompliantREACH ComplianceREACH Unaffected
QualificationN/AECCNEAR99HTS Code8542.32.0024

Overview of IS43R16160F-6TL - 256Mbit DDR SDRAM with 166MHz Performance

The IS43R16160F-6TL is a 256-megabit DDR SDRAM from ISSI, organized as 16M x 16, delivering reliable parallel memory performance for commercial applications. Built on proven SDRAM technology with a 166MHz clock frequency, this memory component provides the balanced combination of density, speed, and cost-effectiveness needed for consumer electronics, computing peripherals, and networking equipment operating in standard temperature environments.

Key Features

  • Memory Architecture - 256Mbit capacity organized as 16M x 16, providing efficient data organization for 16-bit bus systems with 7ns access time for responsive read operations.
  • DDR SDRAM Technology - Double data rate architecture transfers data on both rising and falling clock edges, maximizing bandwidth efficiency at 166MHz operation with a 15ns write cycle time.
  • Power and Voltage - Operates on a standard 2.3V to 2.7V supply range, compatible with typical 2.5V digital logic systems common in commercial electronics.
  • Package and Form Factor - Available in a space-efficient 66-TSOP II package (10.16mm width) that balances footprint with thermal performance for surface-mount designs.
  • Operating Temperature Range - Rated for 0°C to 70°C operation, suitable for commercial-grade applications in controlled environments.

Typical Applications

  • Consumer Electronics - This DDR SDRAM serves as main memory in set-top boxes, digital TVs, and multimedia devices where 256Mbit density and 166MHz performance support video buffering and user interface operations at commercial temperature ranges.
  • Networking Equipment - The parallel interface and 16M x 16 organization make this component suitable for packet buffering in routers and switches operating in climate-controlled network closets and data centers.
  • Computing Peripherals - Printers, scanners, and multi-function devices utilize this SDRAM for image processing buffers and firmware execution, benefiting from the balance of capacity and access speed.
  • Industrial Controllers - Commercial-grade automation systems and process controllers leverage this memory for data logging and HMI applications in temperature-controlled industrial environments.

Unique Advantages

  • Proven DDR Technology: Mature SDRAM architecture reduces design risk and ensures stable supply availability for volume production.
  • Standard Voltage Operation: 2.5V nominal supply simplifies power delivery design and integrates seamlessly with common digital logic families.
  • Parallel Interface Simplicity: Direct memory bus connection eliminates protocol overhead and simplifies firmware development compared to serial memory alternatives.
  • Optimized Density Point: 256Mbit capacity hits the sweet spot for applications requiring more than basic SRAM but not requiring gigabit-scale DRAM, reducing BOM cost.
  • Compact TSOP II Packaging: Industry-standard package enables automated assembly and provides thermal performance suitable for commercial operating conditions.
  • Active Lifecycle Status: Current production availability ensures long-term supply continuity for product lifecycles extending into the coming years.

Why Choose IS43R16160F-6TL?

The IS43R16160F-6TL addresses the requirements of commercial electronic systems that need reliable, cost-effective volatile memory with proven DDR SDRAM technology. With its 166MHz operation and 256Mbit density, this component serves designs where SRAM capacity is insufficient but gigabit-scale DRAM would be overspecified. ISSI's established position in the memory market provides supply chain stability for production programs.

This component is particularly well-suited for commercial products with controlled operating environments, where the 0°C to 70°C range aligns with typical commercial specifications. Design teams benefit from straightforward parallel interface integration and standard 2.5V power rails common in modern digital systems.

Get Started with IS43R16160F-6TL

Contact our sales team to request pricing, availability, and technical documentation for the IS43R16160F-6TL. Our application engineers can provide design support and integration guidance to help you evaluate this DDR SDRAM for your specific memory requirements.

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