HBM3 Memory Model

Overview

Key Features

• Supports HBM3 memory devices from all leading vendors.
• Supports 100% of HBM3 protocol draft JEDEC specification version 1.1.
• Supports all the HBM3 commands as per the specs.
• Supports programmable clock frequency of operation.
• Support all types of timing and protocol violation detection.
• Supports burst length 8.
• Supports programmable READ/WRITE Latency timings.
• Supports Bank grouping.
• Supports 16,32 or 48 banks per channel based on device density and channel.
• Supports 2KB page size per channel.
• Supports up to 16 channels per stack.
• Supports semi-independent row and column command interfaces.
• Supports WDQS-to-CK training.
• Checks for following
• Check-points include power on, Initialization and power off rules,
• State based rules, Active Command rules,
• Read/Write Commands rules etc.
• All timing violations.
• Supports callbacks for user to get command data on bus.
• Supports all Mode registers programming.
• Supports DBIac write and read.
• Supports Pseudo Channel Mode Operation (32 DQ width for Pseudo Channel Mode).
• Supports 2 Pseudo channels per channel.
• Supports Self-Refresh Modes.
• Supports IEEE standard 1500.
• Supports channel density of 2 GB to 32 GB.
• Supports 64 DQ width + Optional ECC pin support/channel.
• Supports write data mask and data strobe features.
• Supports for power down features.
• Supports for input clock stop and frequency change.
• Bus-accurate timing for min, max and typical values.
• Notifies the test bench of significant events such as transactions, warnings, timing and protocol violations.
• Constantly monitors HBM3 behavior during simulation.
• Protocol checker fully compliant with HBM3 JEDEC draft Specification version 1.1.
• Models, detects and notifies the test bench of significant events such as transactions, warnings, timings and protocol violations.
• Built in functional coverage analysis.
• Supports callbacks, so that user can access the data observed by monitor.

Benefits

• Faster testbench development and more complete verification of HBM3 designs.
• Easy to use command interface simplifies monitor control and configuration.
• Simplifies results analysis.
• Runs in every major simulation environment.

Block Diagram

Deliverables

• Complete regression suite containing all the HBM3 testcases.
• Complete UVM/OVM sequence library for HBM3 controller.
• Examples showing how to connect and usage of Model.
• Detailed documentation of all class, task and function's used in verification env.
• Documentation also contains User's Guide and Release notes.

Technical Specifications