IS43R16160F-6TLI
| Part Description |
IC DRAM 256MBIT PAR 66TSOP II |
|---|---|
| Quantity | 66 Available (as of May 5, 2026) |
| Product Category | Memory |
|---|---|
| Manufacturer | Integrated Silicon Solution Inc |
| Manufacturing Status | Active |
| Manufacturer Standard Lead Time | 8 Weeks |
| Datasheet |
Specifications & Environmental
| Device Package | 66-TSOP II | Memory Format | DRAM | Technology | SDRAM - DDR | ||
|---|---|---|---|---|---|---|---|
| Memory Size | 256 Mbit | Access Time | 700 ps | Grade | Industrial | ||
| Clock Frequency | 166 MHz | Voltage | 2.3V ~ 2.7V | Memory Type | Volatile | ||
| Operating Temperature | -40°C ~ 85°C (TA) | Write Cycle Time Word Page | 15 ns | Packaging | 66-TSSOP (0.400", 10.16mm Width) | ||
| Mounting Method | Volatile | Memory Interface | Parallel | Memory Organization | 16M x 16 | ||
| Moisture Sensitivity Level | 3 (168 Hours) | RoHS Compliance | ROHS3 Compliant | REACH Compliance | REACH Unaffected | ||
| Qualification | N/A | ECCN | EAR99 | HTS Code | 8542.32.0024 |
Overview of IS43R16160F-6TLI - DDR SDRAM Memory IC
The IS43R16160F-6TLI is a 256Mbit DDR SDRAM integrated circuit from ISSI, Integrated Silicon Solution Inc. Built on synchronous dynamic RAM technology, this memory device offers a 16M x 16 organization and operates at clock frequencies up to 166MHz. Designed for parallel interface applications, this component provides reliable volatile memory storage in a compact 66-pin TSOP II package, making it ideal for embedded systems requiring fast, cost-effective memory solutions.
Key Features
- Memory Architecture - 256Mbit capacity organized as 16M x 16, providing flexible data bus configurations for various system designs.
- DDR SDRAM Technology - Double data rate synchronous DRAM enables data transfer on both rising and falling clock edges, delivering higher bandwidth than conventional SDRAM.
- Clock Performance - Supports clock frequencies up to 166MHz with 7ns access time, ensuring responsive data retrieval for time-sensitive applications.
- Power Specifications - Operates on 2.3V to 2.7V supply voltage with 15ns write cycle time, balancing performance with power efficiency.
- Extended Temperature Range - Rated for -40°C to 85°C ambient operation, suitable for industrial and automotive environments where temperature extremes are common.
- Industry-Standard Package - 66-pin TSOP II package with 10.16mm width provides proven footprint compatibility with existing board designs.
Typical Applications
- Embedded Computing Systems - This DDR SDRAM serves as main system memory in embedded controllers and processors where the 166MHz clock support and parallel interface provide the bandwidth needed for real-time data processing and multitasking operations.
- Industrial Automation Equipment - The extended -40°C to 85°C temperature rating ensures reliable memory operation in PLCs, motion controllers, and HMI terminals deployed in factory floors and outdoor enclosures where ambient conditions vary significantly.
- Networking and Communications Devices - Routers, switches, and gateway equipment benefit from the 256Mbit capacity and fast access times to buffer packet data and support high-throughput data forwarding without bottlenecks.
- Test and Measurement Instruments - Laboratory and field instruments utilize this SDRAM to store acquisition data and waveforms where the combination of adequate capacity and industrial temperature range supports portable and benchtop configurations.
- Legacy System Upgrades - Replacement or expansion memory for existing designs using DDR SDRAM technology, where the TSOP II package maintains drop-in compatibility with established board layouts.
Unique Advantages
- Proven DDR Technology: DDR SDRAM architecture delivers established reliability and broad ecosystem support, reducing design risk and simplifying qualification processes.
- Industrial Temperature Qualification: Extended -40°C to 85°C operating range eliminates the need for temperature management circuitry in many industrial applications, lowering BOM costs.
- Standard Footprint Compatibility: 66-pin TSOP II package allows direct replacement in existing designs without PCB modifications, accelerating time-to-market for upgrades.
- Active Lifecycle Status: Ongoing availability supports long product lifecycles and reduces obsolescence concerns for industrial and infrastructure applications.
- Balanced Performance Profile: 166MHz clock frequency and 7ns access time provide sufficient bandwidth for mainstream embedded applications without the complexity and cost of higher-speed memory technologies.
- Wide Voltage Tolerance: 2.3V to 2.7V supply range accommodates voltage variations in real-world systems, improving robustness and reducing sensitivity to power supply tolerances.
Why Choose IS43R16160F-6TLI?
The IS43R16160F-6TLI represents a practical memory solution for embedded and industrial designs where proven DDR SDRAM technology, extended temperature operation, and industry-standard packaging align with long-term availability requirements. Engineers selecting this component benefit from a well-understood architecture that simplifies both initial design and ongoing support, while the industrial temperature rating extends deployment options beyond commercial-only environments.
This memory IC is particularly well-suited for applications prioritizing design continuity, established supply chains, and straightforward integration over cutting-edge performance specifications. The combination of active lifecycle status and standard footprint ensures compatibility with existing infrastructure while supporting future production needs.
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