LS1046ASE8T1A

Microprocessors Overview

The LS1046ASE8T1A is a system-on-chip microprocessor from NXP Semiconductors, part of the QorIQ LS1046A family. It integrates four 32-bit/64-bit Arm Cortex-A72 cores operating up to 1.8 GHz within a single cluster sharing a 2 MB L2 cache. Each core features 32 KB L1 data and 48 KB L1 instruction caches. The device includes a hierarchical interconnect fabric running up to 700 MHz and a DDR4 SDRAM memory controller with ECC support up to 2.1 GT/s. It utilizes an FC-PBGA package with 780 balls measuring 23 mm x 23 mm.

Microprocessors Feature Summary

• Integrates Data Path Acceleration Architecture (DPAA) for hardware-accelerated packet parsing, classification, queue management, buffer allocation, and cryptography.
• Features eight SerDes lanes supporting high-speed peripheral interfaces including PCI Express 3.0, SATA 3.0, and multiple Ethernet configurations.
• Includes IEEE 1588 support for precise time synchronization and integrated security engines for secure boot and encryption acceleration.

Microprocessors Applications

• Enterprise routers and switches
• Network attached storage controllers
• Security appliances
• Virtual customer premise equipment (vCPE)
• Service provider gateways

Microprocessors Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to confirm pin compatibility and feature set. Ensure the component meets required environmental specifications for the intended deployment environment. Cross-reference the document number and revision history to validate technical accuracy before integration into design files.

Microprocessors Selection Notes

Select this processor for applications requiring high-performance multicore processing combined with dedicated hardware acceleration for network traffic. The integrated DPAA reduces CPU load for packet handling tasks. Consider the available I/O options and SerDes lane configurations when designing the board layout to maximize connectivity capabilities.

Microprocessors Part Context

This component belongs to the NXP Layerscape portfolio, designed for edge computing and communications infrastructure. It offers scalability within the QorIQ platform, maintaining software and hardware compatibility with other processors in the series. The architecture supports standard operating systems and hypervisors through Arm SystemReady ES certification.

Microprocessors Replacement Considerations

LS1046AXE8T1A

Microprocessors FAQ

What is the maximum operating frequency of the processor cores?

The four Arm Cortex-A72 cores operate at frequencies up to 1.8 GHz.

Does the device support error correction for memory?

Yes, the integrated DDR4 SDRAM memory controller supports ECC and interleaving.