AS4C4M16SA-6TANTR
| Part Description |
IC DRAM 64MBIT PAR 54TSOP II |
|---|---|
| Quantity | 880 Available (as of May 5, 2026) |
| Product Category | Memory |
|---|---|
| Manufacturer | Alliance Memory, Inc. |
| Manufacturing Status | Active |
| Manufacturer Standard Lead Time | 8 Weeks |
| Datasheet |
Specifications & Environmental
| Device Package | 54-TSOP II | Memory Format | DRAM | Technology | SDRAM | ||
|---|---|---|---|---|---|---|---|
| Memory Size | 64 Mbit | Access Time | 5.4 ns | Grade | Automotive | ||
| Clock Frequency | 166 MHz | Voltage | 3V ~ 3.6V | Memory Type | Volatile | ||
| Operating Temperature | -40°C ~ 105°C (TA) | Write Cycle Time Word Page | 2 ns | Packaging | 54-TSOP (0.400", 10.16mm Width) | ||
| Mounting Method | Volatile | Memory Interface | Parallel | Memory Organization | 4M x 16 | ||
| Moisture Sensitivity Level | 3 (168 Hours) | RoHS Compliance | ROHS Compliant | REACH Compliance | REACH Unaffected | ||
| Qualification | AEC-Q100 | ECCN | EAR99 | HTS Code | 8542.32.0002 |
Overview of AS4C4M16SA-6TANTR - Automotive-Grade 64Mbit SDRAM
The AS4C4M16SA-6TANTR is a 64Mbit synchronous dynamic RAM (SDRAM) from Alliance Memory, Inc., designed specifically for automotive applications requiring reliable memory performance across extended temperature ranges. With a 4M x 16 organization and 166MHz clock frequency capability, this parallel interface DRAM delivers the performance and reliability demanded by mission-critical automotive and industrial systems. AEC-Q100 qualified and operating from -40°C to 105°C, it provides robust memory solutions for environments where standard commercial components cannot perform.
Key Features
- Memory Architecture - 64Mbit capacity organized as 4M x 16, providing flexible word-oriented access for embedded systems and controllers.
- High-Speed Operation - 166MHz clock frequency with 5.4ns access time ensures responsive performance for real-time automotive applications.
- Automotive Qualification - AEC-Q100 qualified for automotive electronics, meeting stringent reliability and quality standards required by the automotive industry.
- Extended Temperature Range - Operates reliably from -40°C to 105°C (TA), ensuring consistent performance in harsh automotive and industrial environments.
- Standard SDRAM Interface - Parallel interface with industry-standard SDRAM protocol simplifies integration into existing designs and reduces development time.
- Compact Package - 54-pin TSOP II package (10.16mm width) offers space-efficient board layout for dense automotive electronics assemblies.
- Low-Voltage Operation - 3V to 3.6V supply voltage supports modern low-power automotive system designs while maintaining performance.
Typical Applications
- Automotive Infotainment Systems - This SDRAM provides the memory capacity and speed needed for navigation systems, instrument clusters, and multimedia displays where AEC-Q100 qualification ensures reliability in vehicle operating conditions.
- Advanced Driver Assistance Systems (ADAS) - The fast access time and automotive-grade qualification make this DRAM suitable for camera processing, sensor fusion, and real-time safety systems that require both performance and reliability across temperature extremes.
- Industrial Control Systems - Extended temperature operation and robust SDRAM technology support PLCs, HMIs, and manufacturing equipment where consistent performance in factory environments is essential.
- Automotive Body Electronics - Reliable memory for body control modules, climate control systems, and lighting controllers where the -40°C to 105°C range accommodates underhood and cabin installations.
- Transportation Systems - The automotive qualification and wide temperature tolerance make this DRAM ideal for rail, marine, and commercial vehicle applications requiring long-term availability and proven reliability.
Unique Advantages
- Simplified Automotive Compliance: AEC-Q100 qualification eliminates the need for additional testing and validation, accelerating time-to-market for automotive electronics.
- Design Flexibility: The 4M x 16 organization provides efficient word-level access patterns that reduce system complexity compared to narrower memory configurations.
- Extended Lifecycle Support: Alliance Memory's focus on memory solutions for automotive and industrial applications provides long-term availability, reducing obsolescence risks.
- Proven SDRAM Technology: Mature, well-understood SDRAM architecture reduces design risk and leverages existing design expertise compared to newer memory technologies.
- Temperature-Resilient Performance: Consistent operation from -40°C to 105°C ensures reliable functionality without derating across the full automotive temperature spectrum.
- Cost-Effective Automotive Memory: Standard SDRAM technology and established manufacturing processes deliver automotive-qualified memory at competitive pricing for cost-sensitive applications.
Why Choose AS4C4M16SA-6TANTR?
The AS4C4M16SA-6TANTR is positioned as a reliable, automotive-qualified memory solution for designers who need proven SDRAM technology with extended temperature performance. Its AEC-Q100 qualification and -40°C to 105°C operating range make it ideal for automotive OEMs and Tier 1 suppliers developing safety-critical and comfort systems that must perform consistently across all vehicle operating conditions.
By combining automotive-grade reliability with the mature, widely-supported SDRAM interface, this component simplifies supply chain management and reduces long-term obsolescence concerns while providing the performance needed for modern automotive electronics. The 64Mbit capacity and 166MHz operation deliver an optimal balance of density and speed for embedded automotive applications.
Get a Quote
Contact our sales team for pricing, availability, and technical support for the AS4C4M16SA-6TANTR. Our application engineers can help you evaluate this automotive-grade SDRAM for your specific design requirements and provide samples for prototyping and validation.
