IS45S32800J-7TLA1
| Part Description |
IC DRAM 256MBIT PAR 86TSOP II |
|---|---|
| Quantity | 1,384 Available (as of May 5, 2026) |
| Product Category | Memory |
|---|---|
| Manufacturer | Integrated Silicon Solution Inc |
| Manufacturing Status | Active |
| Manufacturer Standard Lead Time | 16 Weeks |
| Datasheet |
Specifications & Environmental
| Device Package | 86-TSOP II | 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 | 86-TFSOP (0.400", 10.16mm Width) | ||
| Mounting Method | Volatile | Memory Interface | Parallel | Memory Organization | 8M x 32 | ||
| Moisture Sensitivity Level | 3 (168 Hours) | RoHS Compliance | ROHS Compliant | REACH Compliance | REACH Unaffected | ||
| Qualification | N/A | ECCN | 3A991B2A | HTS Code | 8542.32.0024 |
Overview of IS45S32800J-7TLA1 - 256Mbit Synchronous DRAM
The IS45S32800J-7TLA1 from ISSI is a 256Mbit synchronous DRAM designed for memory-intensive embedded applications. With an 8M x 32 organization, this parallel-interface SDRAM operates at clock frequencies up to 143MHz, delivering fast data access with a 5.4ns access time. Ideal for industrial, consumer electronics, and communications systems, this DRAM provides reliable volatile memory storage with 3.0V to 3.6V operation for modern embedded designs.
Key Features
- Memory Architecture - 256Mbit capacity organized as 8M x 32, providing wide data path for high-throughput applications requiring parallel data access.
- High-Speed Performance - Operates at clock frequencies up to 143MHz with 5.4ns access time, ensuring fast read/write operations for time-critical embedded systems.
- Standard Voltage Operation - 3.0V to 3.6V supply voltage range compatible with common embedded system power rails, simplifying power supply design.
- Extended Temperature Range - Rated for -40°C to 85°C operation, ensuring reliable performance in industrial environments subject to temperature extremes.
- Compact Package - Available in 86-TSOP II (0.400", 10.16mm width) package, providing space-efficient surface mount solution for board-level designs.
Typical Applications
- Industrial Control Systems - This SDRAM serves as main memory for industrial controllers and PLCs where the extended temperature rating ensures consistent operation in factory floor environments with wide temperature swings.
- Embedded Communications Equipment - The 143MHz clock frequency and 32-bit wide data path support network routers, switches, and gateways that require fast buffering and packet processing capabilities.
- Consumer Electronics - This memory provides cost-effective volatile storage for set-top boxes, digital video recorders, and multimedia devices that need temporary data buffering during media processing.
- Automotive Infotainment - The -40°C to 85°C operating range makes this DRAM suitable for in-vehicle entertainment systems and display controllers operating in cabin temperature conditions.
- Test and Measurement Instruments - The high-speed access time supports data acquisition systems and oscilloscopes requiring rapid temporary storage of captured waveforms and measurement data.
Unique Advantages
- Wide Data Path Efficiency: The 8M x 32 organization reduces the number of memory devices needed compared to narrower configurations, simplifying board layout and reducing BOM costs.
- Standard SDRAM Interface: Uses conventional parallel SDRAM protocol supported by most microcontrollers and processors, minimizing firmware development complexity and leveraging existing software drivers.
- Extended Commercial Temperature Range: The -40°C to 85°C specification covers most industrial applications without requiring more expensive extended-temperature or automotive-grade parts.
- Proven Technology: Synchronous DRAM architecture provides deterministic timing and predictable performance compared to asynchronous memories, simplifying system design validation.
- Active Lifecycle Status: Currently in active production, ensuring long-term availability for designs with multi-year production lifecycles and reducing risk of component obsolescence.
- Industry-Standard Package: The 86-TSOP II footprint is widely supported by PCB assembly houses and is compatible with automated pick-and-place equipment, facilitating volume manufacturing.
Why Choose IS45S32800J-7TLA1?
The IS45S32800J-7TLA1 offers an ideal balance of capacity, speed, and operating range for embedded systems requiring reliable volatile memory. Its 256Mbit density provides sufficient workspace for data buffering, program execution, and temporary storage without over-provisioning memory resources. The extended temperature range and standard voltage operation make it particularly well-suited for industrial and automotive applications where environmental conditions vary significantly.
For design teams seeking a cost-effective, proven SDRAM solution with wide industry support and active production status, the IS45S32800J-7TLA1 delivers dependable performance backed by ISSI's memory expertise.
Get a Quote
Contact our sales team to discuss your memory requirements and receive pricing for the IS45S32800J-7TLA1. Our technical support staff can help evaluate whether this SDRAM meets your application specifications and assist with design integration.
