AS4C4M16SA-6TAN
| Part Description |
IC DRAM 64MBIT PAR 54TSOP II |
|---|---|
| Quantity | 967 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 | ROHS3 Compliant | REACH Compliance | REACH Unaffected | ||
| Qualification | AEC-Q100 | ECCN | EAR99 | HTS Code | 8542.32.0002 |
Overview of AS4C4M16SA-6TAN - AEC-Q100 Qualified 64Mbit SDRAM
The AS4C4M16SA-6TAN is an automotive-grade 64Mbit Synchronous DRAM (SDRAM) from Alliance Memory, designed to meet the demanding requirements of vehicle electronics and industrial applications. Organized as 4M x 16, this parallel-interface memory operates at clock frequencies up to 166MHz with a fast 5.4ns access time.
Qualified to AEC-Q100 standards, this SDRAM delivers reliable performance across the extended automotive temperature range of -40°C to +105°C, making it suitable for under-hood and harsh environment applications where standard commercial memory would fail.
Key Features
- Memory Architecture - 64Mbit SDRAM organized as 4M x 16, providing efficient 16-bit wide data access for embedded systems requiring moderate memory density.
- High-Speed Performance - Supports clock frequencies up to 166MHz with 5.4ns access time, enabling responsive system operation in real-time applications.
- Automotive Qualification - AEC-Q100 qualified for use in automotive electronics, meeting stringent quality and reliability requirements for vehicle applications.
- Extended Temperature Range - Operates reliably from -40°C to +105°C (TA), ensuring consistent performance in extreme thermal environments.
- Standard Voltage Operation - 3V to 3.6V supply voltage compatible with common automotive and industrial power rails.
- Compact Package - Available in 54-pin TSOP II package with 0.400" (10.16mm) width for space-efficient PCB layouts.
Typical Applications
- Automotive Infotainment Systems - This SDRAM provides the working memory needed for navigation, audio processing, and display controllers where AEC-Q100 qualification ensures long-term reliability in vehicle cabin environments.
- Engine Control Units - The extended temperature range allows this memory to function reliably in under-hood applications where temperatures can exceed standard commercial limits.
- Industrial Control Systems - PLCs and industrial automation equipment benefit from the wide temperature tolerance and proven automotive-grade reliability of this SDRAM.
- Advanced Driver Assistance Systems - ADAS modules requiring validated memory components can leverage the AEC-Q100 qualification for sensor fusion and image processing applications.
Unique Advantages
- Automotive-Ready Design: AEC-Q100 qualification eliminates the need for additional reliability testing, accelerating time-to-market for automotive projects.
- Wide Temperature Tolerance: The -40°C to +105°C operating range exceeds standard commercial specifications, reducing design complexity for thermal management.
- Fast Write Cycle: 2ns write cycle time enables efficient data transfers in high-throughput applications.
- Industry-Standard Interface: Parallel SDRAM interface ensures compatibility with a wide range of processors and controllers, simplifying system integration.
- Long-Term Availability: Alliance Memory's commitment to longevity support provides supply continuity for products with extended production lifecycles.
Why Choose AS4C4M16SA-6TAN?
The AS4C4M16SA-6TAN addresses the growing demand for automotive-qualified memory components that meet both performance and reliability requirements. Its AEC-Q100 qualification, combined with extended temperature operation and high-speed performance, makes it an excellent choice for vehicle electronics, industrial automation, and other applications where component failure is not an option.
Design engineers seeking a drop-in SDRAM solution for automotive and industrial projects will find this device offers the necessary qualifications and specifications without compromising on performance or requiring custom validation efforts.
Call to Action
Contact our sales team to discuss your memory requirements and request a quote for the AS4C4M16SA-6TAN. Our technical experts can help you evaluate this SDRAM for your specific application needs.
