IS42S16160B-7BLI-TR
| Part Description |
IC DRAM 256MBIT PAR 54LFBGA |
|---|---|
| Quantity | 781 Available (as of May 5, 2026) |
| Product Category | Memory |
|---|---|
| Manufacturer | Integrated Silicon Solution Inc |
| Manufacturing Status | Obsolete |
| Manufacturer Standard Lead Time | RFQ |
| Datasheet |
Specifications & Environmental
| Device Package | 54-LFBGA (8x13) | Memory Format | DRAM | Technology | SDRAM | ||
|---|---|---|---|---|---|---|---|
| Memory Size | 256 Mbit | Access Time | 5.4 ns | Grade | Industrial | ||
| Clock Frequency | 143 MHz | Voltage | 3V ~ 3.6V | Memory Type | Volatile | ||
| Operating Temperature | -40°C ~ 85°C (TA) | Write Cycle Time Word Page | N/A | Packaging | 54-LFBGA | ||
| 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 IS42S16160B-7BLI-TR - 256Mbit SDRAM Memory IC
The IS42S16160B-7BLI-TR is a 256Mbit Synchronous DRAM from ISSI, Integrated Silicon Solution Inc. Organized as 16M x 16 configuration, this parallel interface SDRAM delivers reliable volatile memory performance with 143MHz clock frequency and 5.4ns access time. Designed for industrial temperature range operation from -40°C to 85°C, this memory IC is ideal for embedded systems, industrial equipment, and consumer electronics requiring dependable high-speed memory with extended environmental tolerance.
Key Features
- Memory Architecture - 256Mbit total capacity organized in 16M x 16 configuration provides flexible addressing for diverse memory requirements in embedded applications.
- High-Speed Operation - 143MHz clock frequency with 5.4ns access time enables fast data throughput for time-sensitive applications and real-time processing tasks.
- Parallel Interface - SDRAM technology with parallel interface simplifies integration with legacy systems and processors requiring conventional memory bus architectures.
- Extended Temperature Range - Operating temperature of -40°C to 85°C (TA) ensures reliable performance in industrial, automotive, and outdoor environments subject to temperature extremes.
- Standard Voltage Operation - 3V to 3.6V supply voltage aligns with common system power rails, reducing the need for additional voltage regulation circuitry.
- Compact Package - 54-LFBGA (8x13) package provides space-efficient PCB footprint while maintaining adequate pin count for parallel memory interface.
Typical Applications
- Industrial Automation - This SDRAM provides working memory for programmable logic controllers (PLCs) and human-machine interfaces (HMIs) where the extended temperature range ensures consistent operation in factory floor environments.
- Embedded Computing - Serves as main system memory in embedded processors and microcontrollers for applications like point-of-sale terminals, kiosks, and data acquisition systems requiring moderate capacity volatile storage.
- Consumer Electronics - Supports video processing, gaming, and multimedia devices where parallel SDRAM offers proven reliability and straightforward integration with existing controller architectures.
- Telecommunications Equipment - Functions as buffer memory in networking equipment, routers, and communication modules operating in temperature-variable environments like outdoor enclosures.
- Test and Measurement - Provides data buffering in oscilloscopes, analyzers, and instrumentation where fast access time supports real-time signal capture and processing.
Unique Advantages
- Extended Temperature Tolerance: The -40°C to 85°C operating range eliminates the need for temperature management systems in industrial deployments, reducing system complexity and cost.
- Proven SDRAM Technology: Synchronous DRAM architecture offers mature, well-understood performance characteristics that simplify firmware development and system validation.
- Direct Processor Interface: Parallel memory bus eliminates the overhead of serial protocols, enabling straightforward connection to legacy processors and memory controllers.
- Compact BGA Footprint: Low-profile 54-pin LFBGA package reduces board space requirements compared to larger TSOP or SOIC memory packages.
- Standard Supply Voltage: 3.0V to 3.6V operation matches common system rails, simplifying power supply design and reducing component count.
- Cost-Effective Memory Solution: Parallel SDRAM offers economical per-bit cost for applications not requiring the highest bandwidth of DDR technologies.
Why Choose IS42S16160B-7BLI-TR?
The IS42S16160B-7BLI-TR is positioned for embedded and industrial systems requiring reliable, moderate-capacity volatile memory with extended temperature operation. Engineers designing control systems, instrumentation, or legacy processor-based products will appreciate the straightforward parallel interface and proven SDRAM technology. The 256Mbit capacity strikes a balance between cost and functionality for applications that don't require gigabit-scale memory but need more than basic SRAM can provide.
With its industrial temperature rating and compact LFBGA package, this memory IC offers long-term value for products deployed in demanding environments. Note that this part carries an Obsolete lifecycle status, so designers should verify current availability and consider alternatives for new designs requiring extended production lifecycles.
Request a Quote
Contact our sales team to discuss your memory requirements, obtain current pricing and availability information, or explore suitable alternatives for your specific application. Our technical support staff can assist with design integration, thermal considerations, and PCB layout recommendations for the IS42S16160B-7BLI-TR.
