AS4C16M32SC-7TIN

IC DRAM 512MBIT PAR 86TSOP II
Part Description

IC DRAM 512MBIT PAR 86TSOP II

Quantity 967 Available (as of May 5, 2026)
Product CategoryMemory
ManufacturerAlliance Memory, Inc.
Manufacturing StatusActive
Manufacturer Standard Lead Time16 Weeks
Datasheet

Specifications & Environmental

Device Package86-TSOP IIMemory FormatDRAMTechnologySDRAM
Memory Size512 MbitAccess Time17 nsGradeIndustrial
Clock Frequency133 MHzVoltage3V ~ 3.6VMemory TypeVolatile
Operating Temperature-40°C ~ 85°C (TA)Write Cycle Time Word Page15 nsPackaging86-TFSOP (0.400", 10.16mm Width)
Mounting MethodVolatileMemory InterfaceParallelMemory Organization16M x 32
Moisture Sensitivity Level3 (168 Hours)RoHS ComplianceROHS3 CompliantREACH ComplianceREACH Unaffected
QualificationN/AECCNEAR99HTS Code8542.32.0028

Overview of AS4C16M32SC-7TIN - 512Mbit SDRAM with 32-Bit Data Bus

The AS4C16M32SC-7TIN is a 512Mbit Synchronous DRAM (SDRAM) from Alliance Memory organized as 16M x 32 bits. This parallel interface memory device operates at clock frequencies up to 133MHz and features a fast 17ns access time, making it well-suited for embedded systems and industrial applications requiring reliable high-speed memory.

Designed for industrial temperature range operation from -40°C to 85°C, this SDRAM provides dependable performance across demanding environmental conditions while maintaining compatibility with standard SDRAM interfaces.

Key Features

  • High-Density Memory Architecture - 512Mbit capacity organized as 16M x 32 provides a wide 32-bit data bus for efficient data throughput in embedded applications.
  • Fast Clock Speed - Supports synchronous operation up to 133MHz with 17ns access time and 15ns write cycle time for responsive system performance.
  • Parallel Interface - Standard parallel memory interface ensures broad compatibility with existing SDRAM controllers and microprocessor designs.
  • Industrial Temperature Range - Fully specified operation from -40°C to 85°C enables deployment in harsh industrial environments.
  • 3.3V Supply Voltage - Operates from 3V to 3.6V supply voltage for compatibility with common embedded power rails.
  • Industry-Standard Package - 86-TSOP II package (0.400", 10.16mm width) provides a proven footprint for high pin-count memory devices.

Typical Applications

  • Industrial Control Systems - This SDRAM provides the memory bandwidth and temperature tolerance required for PLCs, motion controllers, and factory automation equipment operating in challenging industrial environments.
  • Embedded Computing - The 16M x 32 organization offers efficient memory access for single-board computers and embedded processors that benefit from wide data bus architectures.
  • Networking Equipment - Packet buffering and routing table storage applications leverage the 133MHz clock speed and 512Mbit density for high-throughput data handling.
  • Medical Instrumentation - Diagnostic and monitoring equipment benefits from the industrial temperature range and reliable data retention for critical healthcare applications.
  • Test and Measurement - Data acquisition systems utilize the fast access time for capturing and processing measurement data in real-time applications.

Unique Advantages

  • Wide Data Bus Architecture: The 32-bit data bus reduces memory access cycles compared to narrower configurations, simplifying system timing and improving effective bandwidth.
  • Extended Temperature Operation: Full industrial temperature range support eliminates the need for active thermal management in many applications, reducing system complexity and cost.
  • Active Product Status: Current production status ensures long-term availability for designs requiring extended product lifecycles.
  • Drop-In Compatibility: Standard SDRAM interface and industry-standard package enable straightforward integration into existing designs or second-source qualification.
  • Balanced Performance: The combination of 133MHz operation, 17ns access time, and 15ns write cycle provides consistent performance for synchronous memory applications.

Why Choose AS4C16M32SC-7TIN?

The AS4C16M32SC-7TIN from Alliance Memory delivers a compelling combination of density, performance, and industrial-grade reliability for embedded memory applications. Its 16M x 32 organization provides an efficient memory architecture for systems that require wide data paths without the complexity of multiple memory devices.

Engineers designing industrial, medical, or networking equipment will appreciate the extended temperature range and active production status, which together support long product lifecycles and reliable field operation. The standard SDRAM interface ensures compatibility with established design practices and controller ecosystems.

Call to Action

Contact our sales team to discuss your memory requirements and request a quote for the AS4C16M32SC-7TIN. Our technical specialists can assist with design-in support and provide guidance on memory selection for your specific application needs.

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