LS2084AXN7V17B

Microprocessors Overview

The LS2084AXN7V17B is a QorIQ Layerscape integrated communication processor featuring eight 64-bit Arm Cortex-A72 cores arranged in four clusters, each with a shared 1 MB L2 cache. It operates at frequencies up to 2.1 GHz and includes a 1 MB platform cache with ECC protection. The device supports two 64-bit DDR4 SDRAM memory controllers with ECC and interleaving, reaching speeds up to 2.1 GT/s. It integrates DPAA2 for datapath acceleration, including WRIOP, QBMan, SEC 5.2 cryptography (up to 20 Gbps), PME 2.0 regex matching (up to 10 Gbps), and DCE 1.0 compression (up to 20 Gbps). Connectivity comprises sixteen SerDes lanes up to 10.3125 GHz, eight 10 Gbps Ethernet MACs, sixteen 1/2.5 Gbps Ethernet MACs, four PCIe 3.0 controllers, SATA 3.0, USB 3.0, and various peripheral interfaces.

Microprocessors Feature Summary

• Integrates eight high-performance Arm Cortex-A72 application processors with hierarchical interconnect fabric
• Provides dedicated hardware acceleration for networking, security, and data processing via DPAA2 architecture
• Supports extensive high-speed serial connectivity through sixteen SerDes lanes and multiple PCIe controllers
• Implements comprehensive security features including TrustZone and secure boot capabilities

Microprocessors Applications

• Routers and switches
• Gateways
• Wireless infrastructure
• Advanced Driver Assist Systems (ADAS)
• Vehicle management servers

Microprocessors Procurement Notes

Verify the specific ordering suffix against the manufacturer's official part numbering nomenclature to confirm exact frequency bins, temperature ranges, and feature enablement states such as security configurations. Ensure compatibility with required DDR4 memory specifications and power supply designs before procurement.

Microprocessors Selection Notes

Select this component for applications requiring high-throughput packet processing and robust security acceleration. Consider the core count and cache hierarchy for control plane versus data plane workload distribution. Evaluate the available SerDes lanes and Ethernet MAC counts against interface requirements to optimize board layout and external PHY dependencies.

Microprocessors Part Context

This processor belongs to the NXP QorIQ Layerscape family, designed for network and embedded computing systems. It combines general-purpose CPU performance with specialized hardware accelerators to handle complex data path operations efficiently. The architecture supports virtualization and partitioning, making it suitable for multi-tenant or safety-critical environments.

Microprocessors Replacement Considerations

Consult the official datasheet for cross-reference information regarding compatible successor models within the Layerscape portfolio. Verify pinout and register compatibility if migrating from previous generations like the LS2080A series.

Microprocessors FAQ

What is the maximum operating frequency of the LS2084A cores?

The Arm Cortex-A72 cores can operate at frequencies up to 2.1 GHz.

Does the LS2084A support SR-IOV on all PCIe controllers?

Only PCIe controller 3 supports SR-IOV; PCIe controllers 1, 2, and 4 do not support this feature.