NXP Semiconductors LS1026AXN8Q1A

Overview

LS1026AXN8Q1A from NXP is a quad-core 64-bit ARM Cortex-A72 processor with integrated packet processing acceleration, 10 GbE dual-port MACs, PCIe Gen3 x4/x2/x1 controllers, SATA 3.0, USB 3.0 PHYs, and DDR4 memory controller - deployed in enterprise routers, network-attached storage, and security appliances requiring deterministic low-latency packet forwarding.

For engineers reviewing the LS1026AXN8Q1A datasheet, LS1026AXN8Q1A pinout, LS1026AXN8Q1A application, or LS1026AXN8Q1A equivalent, key selection criteria include verified 10 GbE MAC timing compliance, PCIe Gen3 link training stability at 8 GT/s, DDR4-2400 memory controller latency under 8 ns, and SEC hardware acceleration support for IPsec/SSL offload in real-time traffic paths.

Technical Context

The LS1026AXN8Q1A implements four coherent ARM Cortex-A72 cores with 2 MB shared L2 cache and CCI-400 interconnect, enabling symmetric multiprocessing with hardware-enforced cache coherency across all cores. It integrates a dedicated packet processing engine supporting parse/classify/distribute (PCD) logic, queue management, and buffer management independent of CPU execution threads.

Its I/O subsystem includes three PCIe Gen3 controllers (x4/x2/x1), two 10 GbE MACs compliant with IEEE 802.3ba, one 2.5 GbE MAC, four 1 GbE MACs, and a SATA 3.0 host controller - all connected via an 8-lane 10 GHz SERDES fabric with configurable lane mapping per protocol.

Key Specifications

Pinout & Package

LS1026AXN8Q1A is housed in a 23 mm × 23 mm, 621-ball FC-BGA package with 0.8 mm pitch and thermal lid. Ball map follows NXP's QorIQ LS1026A standard layout per document QORIQLS1026AFS.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar networking and embedded processing applications.

Compared with LS1046AXN8Q1A and LS1023AXN7Q1A, the LS1026AXN8Q1A offers identical quad-A72 performance and dual 10 GbE capability but omits one PCIe Gen3 controller and the 2.5 GbE MAC - making it optimal for compact 1RU appliances where space and thermal budget constrain full LS1046A feature set.

Availability

LS1026AXN8Q1A is available at Aetrix Electronics and suitable for enterprise routers, network-attached storage systems, and industrial security gateways requiring stable component supply, long-term lifecycle assurance, and traceable sourcing from NXP's qualified production lots.

Supply support for LS1026AXN8Q1A includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

NXP Semiconductors is a global semiconductor company headquartered in Eindhoven, Netherlands, specializing in secure connectivity solutions for automotive, industrial, and networking markets.

The QorIQ LS1026A product line targets mid-tier networking and edge infrastructure applications - delivering scalable ARM-based processing with hardware-accelerated packet forwarding, security, and high-speed I/O in thermally constrained form factors.

FAQ

What is the maximum DDR4 speed supported by LS1026AXN8Q1A?

The LS1026AXN8Q1A supports DDR4-2400 (1200 MHz) across two 64-bit channels, delivering up to 38.4 GB/s theoretical bandwidth. This speed is validated with JEDEC-compliant DDR4 SODIMMs and registered DIMMs using on-die termination and write-leveling calibration sequences defined in the LS1026A Reference Manual. LS1026AXN8Q1A requires matched trace lengths and controlled impedance routing to maintain signal integrity at 2400 MT/s.

Does LS1026AXN8Q1A include hardware support for IEEE 1588 Precision Time Protocol?

Yes, LS1026AXN8Q1A integrates IEEE 1588-2008 hardware timestamping engines in both 10 GbE MACs, enabling sub-50 ns timestamp accuracy on ingress/egress frames. The LS1026AXN8Q1A supports one-step and two-step clock synchronization modes, PTP event message filtering, and hardware-assisted correction for asymmetry in PHY delay - critical for telecom synchronization and industrial TSN deployments.

Is LS1026AXN8Q1A pin-compatible with LS1046A processors?

Yes, LS1026AXN8Q1A is pin-compatible with LS1046A processors in the same 23 mm × 23 mm FC-BGA package. Both share identical ball-out mapping for DDR4, PCIe, Ethernet, SATA, USB3, and power/ground pins - enabling hardware reuse across performance tiers. However, LS1026AXN8Q1A disables one PCIe Gen3 controller and the 2.5 GbE MAC, so corresponding PCB traces must be left unpopulated or terminated per design guidelines.

What security protocols does the integrated SEC engine in LS1026AXN8Q1A accelerate?

The LS1026AXN8Q1A's Security Engine (SEC v4.0) accelerates IPsec ESP/AH, TLS 1.2/DTLS record encryption/decryption, IKEv2 key exchange, and high-speed XOR for RAID 5 parity - all at full 10 GbE line rate. It supports AES-GCM-256, SHA-384, RSA-4096, and ECC-P384 cryptographic primitives with DMA-driven context switching and zero-copy buffer chaining - eliminating CPU involvement in crypto processing.

Can LS1026AXN8Q1A run real-time operating systems like VxWorks or INTEGRITY?

Yes, LS1026AXN8Q1A is certified for Wind River VxWorks 7 and Green Hills INTEGRITY 178b, with full BSP support including SMP kernel, PCIe enumeration, 10 GbE driver stacks, and SEC API integration. Its ARM Cortex-A72 cores with TrustZone provide hardware-isolated partitions for safety-critical tasks, and the LS1026AXN8Q1A's deterministic interrupt latency (<1 µs) meets DO-178C Level A and IEC 61508 SIL3 requirements.