IS42S16160L-6TLI

IC DRAM 256MBIT PAR 54TSOP II
Part Description

IC DRAM 256MBIT PAR 54TSOP II

Quantity 1,485 Available (as of May 5, 2026)
Product CategoryMemory
ManufacturerIntegrated Silicon Solution Inc
Manufacturing StatusActive
Manufacturer Standard Lead Time12 Weeks
Datasheet

Specifications & Environmental

Device Package54-TSOP IIMemory FormatDRAMTechnologySDRAM
Memory Size256 MbitAccess Time5.4 nsGradeIndustrial
Clock Frequency166 MHzVoltage3V ~ 3.6VMemory TypeVolatile
Operating Temperature-40°C ~ 85°C (TA)Write Cycle Time Word PageN/APackaging54-TSOP (0.400", 10.16mm Width)
Mounting MethodVolatileMemory InterfaceLVTTLMemory Organization16M x 16
Moisture Sensitivity Level3 (168 Hours)RoHS ComplianceROHS3 CompliantREACH ComplianceREACH Unaffected
QualificationN/AECCNEAR99HTS Code8542.32.0024

Overview of IS42S16160L-6TLI - 256Mbit High-Speed SDRAM

The IS42S16160L-6TLI is a 256-megabit synchronous DRAM (SDRAM) organized as 16M x 16, designed for high-performance embedded systems requiring fast data access and reliable operation. Built on proven SDRAM technology with a 166MHz clock frequency and 5.4ns access time, this memory device delivers the speed and capacity needed for data-intensive applications while operating across an extended temperature range of -40°C to 85°C.

Ideal for industrial, automotive, and communications systems, the IS42S16160L-6TLI combines robust performance with a compact 54-pin TSOP II package, making it suitable for space-constrained designs that demand both speed and reliability.

Key Features

  • 256-Megabit Capacity - Organized as 16M x 16, providing substantial memory for data buffering, image processing, and embedded computing applications.
  • High-Speed Operation - 166MHz clock frequency with 5.4ns access time ensures rapid data throughput for time-critical operations.
  • LVTTL Interface - Low-voltage TTL-compatible interface simplifies integration with standard logic families and reduces power consumption.
  • Extended Temperature Range - Rated for -40°C to 85°C operation, suitable for industrial and automotive environments subject to temperature extremes.
  • Standard Voltage Operation - 3V to 3.6V supply voltage aligns with common embedded system power rails.
  • Compact Package - 54-pin TSOP II package (10.16mm width) optimizes board space while maintaining reliable electrical connections.

Typical Applications

  • Industrial Control Systems - This SDRAM serves as fast working memory for programmable logic controllers (PLCs) and human-machine interfaces (HMIs), where the extended temperature tolerance ensures reliable operation in factory floor environments and the 166MHz speed supports real-time control loops.
  • Automotive Infotainment - Provides buffering and display memory for dashboard systems and rear-seat entertainment, where the -40°C to 85°C rating accommodates harsh automotive temperature conditions and the 256Mbit capacity supports graphics and multimedia data.
  • Networking Equipment - Functions as packet buffer memory in routers, switches, and gateways, where the high-speed access enables rapid packet processing and the volatile nature allows for dynamic routing table updates.
  • Medical Instrumentation - Supports data acquisition and signal processing in diagnostic equipment, where the reliable SDRAM technology provides consistent performance for critical measurements and analysis.
  • Embedded Computing - Serves as system RAM for embedded processors and microcontrollers in industrial automation, telecommunications, and IoT devices that require fast, reliable volatile memory.

Unique Advantages

  • Proven SDRAM Technology: Leverages mature, field-tested synchronous DRAM architecture that delivers predictable performance and high reliability in production environments.
  • Wide Temperature Tolerance: The -40°C to 85°C operating range eliminates the need for additional thermal management in many industrial and automotive applications, reducing system complexity.
  • Fast Access for Real-Time Systems: 5.4ns access time supports deterministic memory operations critical for real-time embedded applications and time-sensitive data processing.
  • Simple Integration: LVTTL interface compatibility and standard pinout enable straightforward connection to common microprocessors and FPGAs without level-shifting circuitry.
  • Space-Efficient Footprint: Compact 54-TSOP II package reduces PCB area requirements while providing adequate capacity for embedded applications.
  • Standard Supply Voltage: 3V to 3.6V operation matches typical embedded system power architectures, simplifying power supply design and reducing component count.

Why Choose IS42S16160L-6TLI?

The IS42S16160L-6TLI offers a balanced combination of capacity, speed, and environmental robustness for embedded system designers working on industrial, automotive, and communications products. Its extended temperature rating and proven SDRAM architecture make it particularly well-suited for applications where reliability and long-term availability are paramount. Engineers benefit from straightforward integration, predictable performance, and compatibility with standard design practices.

For designs requiring fast volatile memory that can operate reliably across temperature extremes without specialized cooling or protection, this SDRAM provides a cost-effective solution backed by ISSI's expertise in memory technology.

Get Started with IS42S16160L-6TLI

Our team can help you evaluate the IS42S16160L-6TLI for your specific application and provide technical support for integration. Contact our sales engineers to request a quote, discuss availability, or obtain additional technical documentation including detailed timing specifications and reference designs.

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