Vendor: Rambus, Inc. Category: LPDDR

LPDDR4X/4 & LPDDR5T/5X/5 Combo Controller

The LPDDR4 and LPDDR5 combo controller core is designed for use in applications requiring high memory throughput at low power inc…

Controller LPDDR4 + 1 View all specifications

Overview

The LPDDR4 and LPDDR5 combo controller core is designed for use in applications requiring high memory throughput at low power including mobile, Internet of Things (IoT), automotive, laptop PCs, and edge networking devices.

Key features

  • Support for all LPDDR4 and LPDDR5 devices
  • Bank management logic monitors status of each bank
  • Queue-based user interface with reordering scheduler
  • Look-ahead activate, precharge, and auto-precharge logic
  • Parity protection for all stored control registers
  • PHY interface based on DFI 5.1 standard
  • Each controller instance supports a single channel
  • Multiple rank support (typically 2 or 4)
  • Supports WCK:CK ratio 4:1
  • Supports x16 mode
  • Burst length BL16 and BL32
  • Data bus inversion (DBI) feature (read and/or write)
  • Supports masked write (MWR)
  • Mode register write (MRW) and mode register read (MRR) functions
  • Background ZQ calibration mode and command-based ZQ calibration mode
  • Supports LPDDR speeds up to 9.6 Gbps/pin
  • Supports all defined LPDDR5 channel densities (up to and including 32Gb, including non-binary densities)
  • LPDDR5 bank architecture BG mode and 16B mode
  • LPDDR5 per-bank refresh and all-bank refresh
  • LPDDR5 refresh management
  • LPDDR5 device self-refresh mode
  • LPDDR5 device power-down mode
  • Automatic generation of initialization and refresh sequences
  • Built-in activity monitor
  • Optional multi-burst capability
  • Full set of add-on cores available
  • Can be delivered fully integrated and verified with target LPDDR PHY
  • Customization and integration services available

What’s Included?

  • Core (source code)
  • Testbench (source code)
  • Complete documentation
  • Expert technical support
  • Maintenance updates

Specifications

Identity

Part Number
LPDDR4X/4 & LPDDR5T/5X/5 Combo Controller
Vendor
Rambus, Inc.
Type
Silicon IP
Controller / PHY
Controller

Standards & Interfaces

Memory
LPDDR4 , LPDDR5

Files

Note: some files may require an NDA depending on provider policy.

Provider

HQ: USA

Learn more about LPDDR IP core

Cryptography Does Not Equal Security

At Rambus, we often receive RFIs, RFPs and RFQs for security silicon IP cores to be used in our customer’s next semiconductor product. Such requests often contain a long shopping list of required cryptographic algorithms, their modes of operation, their key lengths or strengths and performance and sizing requirements.

Frequently asked questions about LPDDR Interface IP

What is LPDDR4X/4 & LPDDR5T/5X/5 Combo Controller?

LPDDR4X/4 & LPDDR5T/5X/5 Combo Controller is a LPDDR IP core from Rambus, Inc. listed on Semi IP Hub.

How should engineers evaluate this LPDDR?

Engineers should review the overview, key features, supported foundries and nodes, maturity, deliverables, and provider information before shortlisting this LPDDR IP.

Can this semiconductor IP be compared with similar products?

Yes. Buyers can compare this product with similar semiconductor IP cores or IP families based on category, provider, process options, and structured technical specifications.

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