AS4C4M32S-6BCNTR
| Part Description |
IC DRAM 128MBIT LVTTL 90TFBGA |
|---|---|
| Quantity | 1,280 Available (as of May 5, 2026) |
| Product Category | Memory |
|---|---|
| Manufacturer | Alliance Memory, Inc. |
| Manufacturing Status | Active |
| Manufacturer Standard Lead Time | 20 Weeks |
| Datasheet |
Specifications & Environmental
| Device Package | 90-TFBGA (8x13) | Memory Format | DRAM | Technology | SDRAM | ||
|---|---|---|---|---|---|---|---|
| Memory Size | 128 Mbit | Access Time | 5.4 ns | Grade | Commercial | ||
| Clock Frequency | 166 MHz | Voltage | 3V ~ 3.6V | Memory Type | Volatile | ||
| Operating Temperature | 0°C ~ 70°C (TA) | Write Cycle Time Word Page | N/A | Packaging | 90-TFBGA | ||
| Mounting Method | Volatile | Memory Interface | LVTTL | Memory Organization | 4M x 32 | ||
| Moisture Sensitivity Level | 3 (168 Hours) | RoHS Compliance | ROHS3 Compliant | REACH Compliance | REACH Unaffected | ||
| Qualification | N/A | ECCN | N/A | HTS Code | N/A |
Overview of AS4C4M32S-6BCNTR - 128Mbit LVTTL SDRAM
The AS4C4M32S-6BCNTR from Alliance Memory, Inc. is a 128-megabit synchronous DRAM designed for applications requiring high-speed, reliable volatile memory. With a 4M x 32-bit organization and operating at clock frequencies up to 166MHz, this SDRAM delivers fast data access in a compact 90-pin TFBGA package. Its LVTTL interface and standard 3.3V operation make it an ideal drop-in solution for embedded systems, consumer electronics, and industrial equipment.
Key Features
- Memory Architecture - 128Mbit total capacity organized as 4M x 32 bits, providing flexible data width for 32-bit bus architectures.
- High-Speed Performance - 166MHz clock frequency with 5.4ns access time enables rapid data throughput for time-sensitive applications.
- LVTTL Interface - Low-voltage TTL logic levels reduce power consumption while maintaining compatibility with standard digital logic families.
- Compact Package - 90-pin TFBGA (8x13mm) footprint minimizes board space requirements, ideal for space-constrained designs.
- Standard Voltage Operation - 3V to 3.6V supply voltage simplifies power supply design and integration into existing systems.
- Commercial Temperature Range - 0°C to 70°C operating range suits standard commercial and consumer applications.
Typical Applications
- Embedded Computing - This SDRAM provides fast, cost-effective system memory for embedded processors and microcontrollers where the 32-bit data width matches common bus architectures and the 166MHz clock speed supports real-time processing requirements.
- Networking Equipment - The high-speed access time and wide data path make this device suitable for routers, switches, and network interface cards where packet buffering and processing demand rapid memory cycles.
- Consumer Electronics - Set-top boxes, digital TVs, and multimedia devices benefit from the balance of capacity, speed, and compact packaging that reduces BOM cost while meeting performance targets.
- Industrial Control Systems - The commercial temperature range and LVTTL interface support PLCs, HMIs, and automation controllers operating in controlled indoor environments.
- Test and Measurement Instruments - Data acquisition systems and oscilloscopes leverage the fast access time for capturing and buffering high-speed signals with minimal latency.
Unique Advantages
- Standard SDRAM Architecture: Uses industry-standard SDRAM protocols, reducing development time and eliminating the need for specialized memory controllers.
- Cost-Effective Memory Solution: Mature SDRAM technology delivers proven reliability at competitive pricing compared to newer memory types.
- Wide Data Path Efficiency: 32-bit organization reduces the number of memory chips needed for systems with 32-bit or wider data buses, simplifying PCB layout.
- Active Lifecycle Status: Ongoing production availability ensures long-term supply for designs requiring multi-year product lifecycles.
- Space-Optimized Footprint: Small TFBGA package enables higher memory density per board area compared to traditional TSOP or SOIC packages.
- Low-Voltage Operation: LVTTL compatibility reduces overall system power consumption and heat dissipation requirements.
Why Choose AS4C4M32S-6BCNTR?
The AS4C4M32S-6BCNTR strikes an optimal balance between performance, capacity, and cost for systems requiring fast, reliable volatile memory. Its 166MHz operation and 5.4ns access time provide sufficient speed for most commercial applications, while the compact TFBGA package and standard voltage operation simplify integration into space- and power-constrained designs.
Alliance Memory's active lifecycle status ensures long-term availability, making this SDRAM a dependable choice for products with extended market lifecycles. Whether you're designing industrial controllers, networking hardware, or consumer electronics, this memory device delivers proven SDRAM technology in a format optimized for modern embedded systems.
Get a Quote
Contact our sales team to discuss your memory requirements and receive pricing for the AS4C4M32S-6BCNTR. Our technical support staff can help you integrate this SDRAM into your design and ensure optimal performance for your application.
