IS43DR16160A-3DBI-TR
| Part Description |
IC DRAM 256MBIT PAR 84TWBGA |
|---|---|
| Quantity | 1,235 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 | 84-TWBGA (8x12.5) | Memory Format | DRAM | Technology | SDRAM - DDR2 | ||
|---|---|---|---|---|---|---|---|
| Memory Size | 256 Mbit | Access Time | 450 ps | Grade | Industrial | ||
| Clock Frequency | 333 MHz | Voltage | 1.7V ~ 1.9V | Memory Type | Volatile | ||
| Operating Temperature | -40°C ~ 85°C (TA) | Write Cycle Time Word Page | 15 ns | Packaging | 84-TFBGA | ||
| Mounting Method | Volatile | Memory Interface | Parallel | Memory Organization | 16M x 16 | ||
| Moisture Sensitivity Level | 3 (168 Hours) | RoHS Compliance | ROHS Compliant | REACH Compliance | REACH Unaffected | ||
| Qualification | N/A | ECCN | EAR99 | HTS Code | 8542.32.0024 |
Overview of IS43DR16160A-3DBI-TR - 256Mbit DDR2 SDRAM
The IS43DR16160A-3DBI-TR is a 256Mbit DDR2 SDRAM memory device manufactured by ISSI, Integrated Silicon Solution Inc. Built on proven SDRAM technology, this parallel interface memory chip delivers reliable data storage and fast access times for embedded systems and industrial applications. Organized as 16M x 16, it operates at 333MHz clock frequency with 1.8V supply voltage, making it suitable for power-conscious designs requiring dependable memory performance.
Key Features
- Memory Architecture - 256Mbit capacity organized as 16M x 16 words provides flexible addressing for diverse application requirements.
- DDR2 SDRAM Technology - Double data rate operation at 333MHz clock frequency enables efficient data throughput with 4.5ns access time.
- Power Efficiency - Operates on 1.7V to 1.9V supply voltage, optimized for low-power embedded systems and battery-operated devices.
- Extended Temperature Range - Rated for -40°C to 85°C ambient temperature operation, suitable for industrial and automotive environments.
- Compact Package - 84-pin TWBGA (Thin Very-Fine-Pitch Ball Grid Array) package measuring 8mm x 12.5mm minimizes PCB footprint.
- Parallel Interface - Standard parallel memory interface simplifies integration with microcontrollers and processors supporting DDR2 SDRAM.
Typical Applications
- Industrial Control Systems - This DDR2 SDRAM provides working memory for programmable logic controllers (PLCs) and human-machine interfaces (HMIs) where the extended temperature range ensures reliable operation in factory floor environments subject to temperature fluctuations.
- Embedded Computing Platforms - Serves as main system memory in single-board computers and embedded modules where the 256Mbit capacity and 333MHz operation support real-time operating systems and application code execution.
- Automotive Infotainment Systems - Functions as buffer memory in dashboard displays and entertainment systems where the industrial temperature rating accommodates in-cabin temperature variations.
- Network Equipment - Provides packet buffering and routing table storage in switches and routers where fast access time supports wire-speed packet processing.
- Medical Instrumentation - Offers data storage for patient monitors and diagnostic equipment where reliable memory operation is critical for accurate measurements and data logging.
Unique Advantages
- Simplified BOM Management: Standard DDR2 interface and JEDEC-compatible operation reduce component qualification time and enable second-source options.
- Design Flexibility: Wide supply voltage range (1.7V-1.9V) accommodates various system voltage rails without requiring dedicated regulators.
- Robust Operation: Industrial temperature rating (-40°C to 85°C) eliminates need for thermal management in many applications, reducing system complexity.
- Space-Efficient Integration: Compact 84-TWBGA package allows high memory density on size-constrained PCBs common in embedded systems.
- Proven Technology: DDR2 SDRAM represents mature, well-understood technology with extensive ecosystem support and design resources.
- Cost-Effective Memory Solution: Parallel interface eliminates need for complex SerDes circuitry required by newer memory technologies, reducing overall system cost.
Why Choose IS43DR16160A-3DBI-TR?
The IS43DR16160A-3DBI-TR represents a practical memory solution for embedded and industrial designs requiring proven DDR2 technology with extended temperature capability. Its combination of 256Mbit capacity, industrial temperature rating, and standard parallel interface makes it well-suited for applications where reliability and compatibility take precedence over cutting-edge performance. The compact TWBGA package enables space-efficient layouts while maintaining the design familiarity of parallel memory interfaces.
This memory device is ideal for designs with established DDR2 infrastructure, industrial equipment requiring temperature tolerance, and cost-sensitive applications where mature technology provides the best balance of performance, availability, and total system cost.
Get Started with IS43DR16160A-3DBI-TR
For pricing, availability, and technical support on integrating the IS43DR16160A-3DBI-TR into your design, contact our sales team. Our engineers can provide application guidance, reference designs, and sourcing recommendations to help you implement reliable memory solutions for your embedded or industrial system.
