NXP Semiconductors LS1012ASN7HKA

Overview

LS1012ASN7HKA from NXP is a 64-bit Arm Cortex-A53-based communications processor delivering 4,000+ CoreMark® performance at 1 W typical power, featuring 256 KB coherent L2 cache with ECC, hardware packet forwarding engine (PFE) for 2 Gbit/s IP forwarding, and integrated security architecture including Arm TrustZone® and secure boot. It targets fanless, small-form-factor networking and IoT edge gateways.

For engineers reviewing the LS1012ASN7HKA datasheet, LS1012ASN7HKA pinout, LS1012ASN7HKA application, or LS1012ASN7HKA equivalent, key selection criteria include its 1 GHz single-core operation, DDR3L memory controller support, dual Gigabit Ethernet interfaces via SerDes, USB 3.0 + PHY integration, and PFE offload capability for low-CPU-load packet processing in resource-constrained embedded systems.

Technical Context

The LS1012ASN7HKA integrates a single Arm Cortex-A53 core with 32 KB L1-I/D caches and 256 KB ECC-protected coherent L2 cache, coupled with CoreLink CCI-400 interconnect for cache coherency across accelerators. Its 3-lane 6 GHz multi-protocol SerDes enables simultaneous PCIe Gen2, SATA 3.0, and dual GbE configurations.

Hardware acceleration includes a dedicated Packet Forwarding Engine (PFE) capable of full-line-rate 2 Gbit/s IPv4/IPv6 forwarding with minimal CPU utilization, plus a cryptographic security engine supporting AES, SHA, and RSA acceleration alongside TrustZone-assisted secure boot and runtime monitoring.

Key Specifications

Pinout & Package

LS1012ASN7HKA is housed in a 21×21 mm, 493-pin FC-BGA package (0.8 mm pitch) with thermal lid, optimized for 4-layer PCB cost reduction and thermal dissipation in fanless systems.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar communications processor applications.

Compared with LS1012ASE7KKB, the LS1012ASN7HKA trades peak frequency and temperature range for lower power and cost-ideal for volume consumer gateways. Against i.MX8M Mini, it offers unmatched PFE-accelerated forwarding per watt but lacks multi-core and multimedia features needed for display/audio workloads.

Availability

LS1012ASN7HKA is available at Aetrix Electronics and suitable for trust-enabled IoT gateways, consumer NAS appliances, and entry-level broadband Ethernet gateways requiring stable component supply, long-term availability, and qualified industrial-grade sourcing.

Supply support for LS1012ASN7HKA 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 leader specializing in secure connectivity solutions for automotive, industrial, and IoT markets, with deep expertise in Arm-based processors and trusted execution environments.

The LS1012A product line delivers ultra-low-power, high-integration communications processors targeting fanless, small-form-factor networking and edge infrastructure-designed specifically for cost-sensitive, thermally constrained gateways and storage devices.

FAQ

What is the maximum operating frequency of the LS1012ASN7HKA?

The LS1012ASN7HKA operates at a maximum frequency of 1.0 GHz. This speed grade is validated under commercial temperature conditions (0°C to +95°C) and aligns with its 1 W typical power profile. The part uses dynamic voltage and frequency scaling (DVFS) to maintain thermal compliance, and its PLL configuration supports stable 1 GHz operation with DDR3L-1066 memory timing.

Does the LS1012ASN7HKA support DDR4 memory?

No, the LS1012ASN7HKA supports only DDR3L (low-voltage DDR3) memory at data rates up to 1066 MT/s. Its memory controller is not compatible with DDR4 signaling, voltage levels, or command encoding. Designers must use 1.35 V DDR3L SDRAM modules; DDR3 (1.5 V) is not supported due to I/O voltage constraints.

Is the Packet Forwarding Engine (PFE) in the LS1012ASN7HKA programmable?

Yes, the PFE in the LS1012ASN7HKA is microcode-programmable via NXP's PFE SDK and supported by Linux kernel drivers. It executes configurable forwarding rules-including IPv4/IPv6 routing, ACL filtering, NAT, and QoS shaping-without CPU intervention. Firmware updates to the PFE microcode are delivered through the LS1012ASN7HKA's boot ROM and secure update mechanism.

What development boards are officially supported for the LS1012ASN7HKA?

NXP officially supports the FRWY-LS1012A evaluation board for the LS1012ASN7HKA, which includes on-board JTAG debugging, mikroBUS® Click expansion, and preloaded Linux BSP. Additionally, the LS1012A Reference Design Board (RDB) provides full schematic and layout files for production-ready design validation and regulatory testing.

Does the LS1012ASN7HKA include hardware cryptographic acceleration?

Yes, the LS1012ASN7HKA integrates a dedicated security engine supporting AES-128/192/256, SHA-1/224/256, RSA-1024/2048, and RNG acceleration. These functions are accessible via the CAAM (Cryptographic Acceleration and Assurance Module) driver in Linux and are used by the secure boot ROM, TrustZone®-protected services, and user-space OpenSSL engines.

Can the LS1012ASN7HKA operate in a fanless enclosure?

Yes, the LS1012ASN7HKA is explicitly designed for fanless operation with a 1 W typical power envelope and thermal lid packaging. When paired with a 4-layer PCB using recommended copper pour and thermal vias, it maintains junction temperatures below 95°C in ambient temperatures up to 60°C-meeting NXP's commercial-grade thermal specifications without forced airflow.