Memory Controller IC

Product Specifications

Technical details and manufacturing context for Memory Controller IC

Definition

A Memory Controller IC is a specialized integrated circuit that acts as the interface between a central processing unit (CPU) and memory modules, typically within a State Memory Module. Its primary function is to manage the flow of data between the processor and memory, ensuring that read and write operations are executed correctly and efficiently. The IC handles address translation, converting logical addresses from the CPU into physical memory locations. It generates the necessary control signals, such as Row Address Strobe (RAS), Column Address Strobe (CAS), and Write Enable (WE), to coordinate memory access. For DRAM, it manages refresh cycles to maintain data integrity, and it may incorporate error correction code (ECC) to detect and correct data errors. The controller also coordinates data transfer timing, synchronizing the processor and memory modules to prevent data corruption. This component is essential for optimal memory performance and reliability in computing systems. The Memory Controller IC is designed for use in computer, electronic, and optical product manufacturing, and is classified as a component at the part level. It is typically fabricated on a silicon wafer with copper interconnects and dielectric materials. Key parameters include a supply voltage of 1.14–1.26 V for DDR4, an operating temperature range of -40 to 85 °C (industrial grade), power consumption of 1.5–3.5 W, support for up to 128 GB of DDR4 memory, a data rate of 1600–3200 MT/s, a channel width of 64 bits (with dual-channel support), operating humidity of 5–95% RH (non-condensing), ESD tolerance of 2000 V (human body model), and a BGA-896 package measuring 31×31 mm with a weight of 5.5–6.5 g. These specifications are reference values and must be verified with the manufacturer for specific models. Standards such as JEDEC JESD79, IEC 60068-2-14, and others are listed as procurement references, not as proof of compliance.

Working Principle

The Memory Controller IC receives memory access requests from the processor. It translates logical addresses to physical memory locations, generates control signals (RAS, CAS, WE), manages DRAM refresh cycles, handles error correction (ECC), and coordinates data transfer timing to maintain synchronization between the processor and memory modules. This ensures reliable and efficient memory operations.

Common Materials

Silicon wafer, Copper interconnects, Dielectric materials

Technical Parameters

Parameter	Typical range	Notes & selection driver
Supply Voltage	1.14–1.26 V	Core voltage for DDR4 memory controllerJEDEC JESD79
Operating Temperature	-40–85 °C	Industrial grade; beyond this range may cause malfunctionIEC 60068-2-14
Power Consumption	1.5–3.5 W	Depends on operating frequency and load
Maximum Memory Capacity	128 GB	Supports up to 128 GB of DDR4 memory
Memory Type	DDR4	Compatible with DDR4 SDRAM modulesJEDEC JESD79-4
Data Rate	1600–3200 MT/s	Mega transfers per secondJEDEC JESD79-4
Channel Width	64 bit	Single channel width; supports dual channel operation
Operating Humidity	5–95 % RH	Non-condensingIEC 60068-2-78
ESD Tolerance	2000 V	Human body modelIEC 61000-4-2
Package Type	BGA-896	Ball grid array with 896 ballsJEDEC MO-192
Package Size	31×31 mm	Length × widthJEDEC MO-192
Weight	5.5–6.5 g	Typical weight of packaged IC

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Address Decoder Part
Translates logical memory addresses to physical memory locations

Material: Silicon transistors
Timing Controller
Generates precise timing signals for memory operations

Material: Silicon transistors
Data Buffer
Temporarily stores data during read/write operations

Material: SRAM cells
ECC Engine
Performs error detection and correction on memory data

Material: Logic gates

Applied To / Applications

This component is essential for the following industrial systems and equipment:

State Memory Module

View system integration details

Manufacturers of Memory Controller IC

Manufacturer profiles associated with Memory Controller IC.

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Frequently Asked Questions

What is the primary function of a Memory Controller IC?

It manages data flow between the processor and memory modules, controlling read/write operations, timing, addressing, and data integrity.

What memory types does this IC support?

It supports DDR4 SDRAM modules, as per JEDEC JESD79-4, with data rates from 1600 to 3200 MT/s.

What are the operating temperature limits?

The industrial grade operating temperature range is -40 to 85 °C, per IEC 60068-2-14. Exceeding this may cause malfunction.

How should I verify the specifications for a specific model?

The listed values are reference ranges. Always confirm model-specific parameters and standards with the legal manufacturer or supplier before procurement.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

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voltage:	1.8V to 3.3V
temperature:	-40°C to 125°C
clock frequency:	Up to 3200 MHz

Product Specifications

Applied To / Applications

Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis

Compliance & Manufacturing Standards