HBM I/F Solutions

High-Performance 3D-Stacked Memory Interface for 2.5D & 3D Development

Deep-I HBM I/F solutions for High-Bandwidth Memory (HBM) is leading the way with high-performance 3D-stacked memory system for 2.5D or 3D development. Deep-I HBM I/F solutions provide Si-proven I/F portfolio comprised of memory controller interface, memory interface, mixed-signal (analog/digital) and full system implementation.

>12.8 Gb/sHBM4E Data Rate
8.4 Gb/sHBM3E Speed
3.6 Gb/sHBM2E Speed
2048-bitMax I/F Width
2.5D / 3DStacking
TGV / TSVInterposer
Si-ProvenVerified Design
AI / HPCTarget Applications
>12.8 Gb/sHBM4E Data Rate
8.4 Gb/sHBM3E Speed
3.6 Gb/sHBM2E Speed
2048-bitMax I/F Width
2.5D / 3DStacking
TGV / TSVInterposer
Si-ProvenVerified Design
AI / HPCTarget Applications

Deep-I HBM I/F Solutions

Providing a Complete I/F Solution for next-generation HBM5E or HBM4E.
Analyzed, designed and verified for AI-powered and High-performance computing (HPC) systems.

HBM4E / HBM4 Controller

Next-generation HBM4E memory controller supporting data rates beyond 12.8 Gb/s per data I/O pin with multiple standalone I/F channels (8, 16, 32 memory channels).

Controller IP

HBM3E / HBM3 Controller

High-performance HBM3E controller IP supporting 8.4 Gb/s per I/O pin, optimized for AI accelerators and data-center GPU/NPU applications.

Controller IP

HBM PHY & Interposer I/F

HBM PHY interface designed for 2.5D systems with through-glass via (TGV) or pseudo through-silicon-via (TSV) interposer for highest data throughput.

PHY & Interposer

2.5D/3D Package & RDL

Fully optimized and verified by Silicon with 2μm, 5μm, 10μm RDL designs and advanced packaging solutions for 2.5D and 3D integration.

Package Solution

HBM I/F System Architecture

Complete 2.5D/3D HBM interface from logic die to 3D-stacked DRAM

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Key Benefits

Si-proven, highest performance HBM interface for AI and HPC

Si-Proven

Real Silicon verified and design key reports available. Complete design solutions with post-layout timing, all I/O, and decoupling capacitors.

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Highest Performance

Beyond HBM4E (>12.8 Gb/s per data I/O pin), HBM3E (8.4 Gb/s), and HBM2E (3.6 Gb/s) speed for best SI/PI (signal/power) integrity.

Low Latency

Optimized for AI-powered and big data-intensive applications requiring ultra-low latency memory access with minimal overhead.

Key Features

Advanced memory controller architecture and full HBM I/F solution

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Low Power & Compact Area

Low power logic control (DVFS, clock gating) and advanced low power on-chip training modes for energy-efficient operation.

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Full HBM I/F Solution

Full Si-proven with memory controller, I/F interposer, and advanced package. Includes memory BIST feature and loop-back function.

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Easy Co-Integration

Complete design solutions with post-layout timing, all I/O, and decoupling capacitors. Access to Deep-I SI/PI team for on-time-to-market support.

Product Comparison

Compare key specifications across our HBM I/F portfolio

HBM I/F Solutions Comparison

Key specifications at a glance

Specification
HBM4E
HBM3E
HBM PHY I/F
HBM2E
Data Rate (per pin)
> 12.8 Gb/s
8.4 Gb/s
Configurable
3.6 Gb/s
Channels
8 / 16 / 32
8 / 16
Configurable
8
I/F Width
1024 ~ 2048 bits
1024 bits
1024 ~ 2048 bits
1024 bits
Interposer
TGV / TSV
TGV / TSV
TGV / pseudo-TSV
Si Interposer
RDL Pitch
2μm / 5μm
2μm / 5μm
2μm / 5μm / 10μm
5μm / 10μm
Si-Proven
◐ In Progress
✔ Yes
✔ Yes
✔ Yes

From Concept to 2.5D/3D Silicon

Deep-I HBM I/F is analyzed, designed and verified by real Silicon for on-time-to-market implementation.

Phase 1

HBM Specification & Architecture

JEDEC HBM specification analysis. Define channel count, data-rate targets, and 2.5D/3D stacking topology for controller and PHY.

Phase 2

Controller & PHY Design

Advanced memory controller architecture design maximizing data-throughput. Reliable device initialization and on-chip digital calibration/training with BIST and loop-back function.

Phase 3

Interposer & RDL Optimization

2.5D interposer design with TGV or pseudo-TSV. Best-quality optimization of RDL routing (2μm, 5μm, 10μm) for better SI/PI performance.

Phase 4

Silicon Verification & Package

Full Si-proven verification with memory controller, I/F interposer, and advanced package. Complete characterization with post-layout timing, all I/O, and decoupling capacitors.

Visualize Your Idea

From concept to real-Silicon HBM integration — see Deep-I's HBM I/F solutions in action.

Ready to Integrate HBM I/F IP?

Contact our technical team to discuss your requirements and discover how Deep-I's HBM I/F solutions can accelerate your AI and HPC development timeline. Access to Deep-I SI/PI team to support your valuable designs for on-time-to-market implementation.