IS45S32800J-6TLA1

IC DRAM 256MBIT PAR 86TSOP II

Part Description	IC DRAM 256MBIT PAR 86TSOP II
Quantity	72 Available (as of May 5, 2026)

Product Category	Memory
Manufacturer	Integrated Silicon Solution Inc
Manufacturing Status	Active
Manufacturer Standard Lead Time	16 Weeks
Datasheet	Download 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	166 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	ROHS3 Compliant	REACH Compliance	REACH Unaffected
Qualification	N/A	ECCN	3A991B2A	HTS Code	8542.32.0024

Overview of IS45S32800J-6TLA1 - 256Mbit Synchronous DRAM

The IS45S32800J-6TLA1 is a 256-megabit synchronous DRAM (SDRAM) from ISSI, Integrated Silicon Solution Inc. Organized as 8M x 32, this parallel interface memory device provides high-speed data access with a 166MHz clock frequency and 5.4ns access time. Designed for industrial applications, it operates reliably across an extended temperature range of -40°C to 85°C, making it ideal for embedded systems requiring consistent performance in challenging environments.

Key Features

Memory Architecture - 256Mbit capacity organized as 8M x 32, providing flexible data width configuration for 32-bit bus systems.
High-Speed Performance - 166MHz clock frequency with 5.4ns access time enables rapid data transfer for time-critical applications.
Power Supply - Operates on standard 3V to 3.6V supply voltage, compatible with common industrial power architectures.
Extended Temperature Range - Rated for -40°C to 85°C ambient temperature operation, ensuring reliability in industrial and outdoor installations.
Package - Available in 86-TSOP II (0.400", 10.16mm width) surface mount package, optimizing board space while maintaining robust connectivity.
Parallel Interface - Standard parallel memory interface simplifies integration with existing microcontroller and processor architectures.

Typical Applications

Industrial Control Systems - This SDRAM serves as the working memory for PLCs, motion controllers, and industrial PCs where the extended temperature rating ensures consistent operation across factory floor conditions.
Embedded Computing Platforms - The 32-bit data width and 166MHz operation support processors in network appliances, gateways, and edge computing devices that require responsive memory performance.
Data Acquisition Systems - High-speed access times enable buffering and processing of sensor data in test equipment and instrumentation where rapid sampling rates demand fast memory cycles.
Communications Equipment - Provides buffer memory for routers, switches, and telecom infrastructure operating in uncontrolled environments where temperature resilience is essential.
Automotive Infotainment - The industrial temperature range supports in-vehicle systems for navigation, displays, and multimedia applications exposed to cabin temperature variations.

Unique Advantages

Industrial Temperature Tolerance: The -40°C to 85°C operating range eliminates the need for thermal management in many applications, reducing system complexity and BOM costs.
Proven SDRAM Technology: Synchronous DRAM architecture offers predictable timing and straightforward controller implementation compared to newer memory technologies.
32-bit Bus Optimization: The 8M x 32 organization matches common 32-bit processor architectures, minimizing interface complexity and maximizing bandwidth utilization.
Active Lifecycle Status: Current production availability ensures long-term supply security for designs with extended deployment timelines.
Standard Footprint: The TSOP II package is widely supported by PCB assembly processes and offers a good balance of density and thermal performance.
Single Voltage Operation: Operating from a single 3V to 3.6V rail simplifies power supply design and reduces component count.

Why Choose IS45S32800J-6TLA1?

The IS45S32800J-6TLA1 represents a reliable memory solution for industrial and embedded systems where extended temperature operation is required. Its combination of standard SDRAM architecture, 32-bit data width, and industrial temperature rating makes it particularly well-suited for control systems, communications equipment, and embedded computing platforms deployed in uncontrolled environments. The device's active production status and proven technology base provide design security for projects with long service lives.

For engineers seeking dependable memory performance across temperature extremes without the complexity of newer memory technologies, the IS45S32800J-6TLA1 offers a practical balance of speed, capacity, and environmental resilience.