NXP Semiconductors LS1023ASE8QQB

Overview

LS1023ASE8QQB from NXP Semiconductors is a dual-core, 64-bit ARM Cortex-A53 communications processor designed for embedded networking and industrial infrastructure. It delivers >10 Gb/s packet processing via DPAA offload engines, integrates a 1 MB L2 cache, supports DDR3L/DDR4 memory, and targets fanless branch office routers and industrial PLCs.

For engineers reviewing the LS1023ASE8QQB datasheet, LS1023ASE8QQB pinout, LS1023ASE8QQB application, or LS1023ASE8QQB equivalent, key selection factors include its dual-core 64-bit ARM architecture, integrated Frame Manager with IEEE 1588 support, SEC 5.4 security engine, SerDes-based multi-protocol I/O (up to 6× Gigabit Ethernet), and hardware virtualization support for real-time industrial control deployments.

Technical Context

The LS1023ASE8QQB implements two 64-bit ARM Cortex-A53 cores clocked up to 1.2 GHz, backed by a unified 1 MB L2 cache and CoreLink CCI-400 coherent interconnect with SMMU for I/O memory management. Its Data Path Acceleration Architecture (DPAA) includes Frame Manager, Queue Manager, and Buffer Manager for hardware-accelerated packet parsing, classification, and distribution.

Networking interfaces are routed through a 4-lane, 10 GHz multi-protocol SerDes supporting up to six Gigabit Ethernet ports (with IEEE 1588 v2), three PCIe Gen2 lanes, one SATA 3.0 port, and triple USB 3.0 controllers with integrated PHY. Legacy protocol support is provided via the QUICC Engine for HDLC, TDM, and PROFIBUS without external glue logic.

Key Specifications

Pinout & Package

LS1023ASE8QQB is housed in a 23x23 mm, 621-pin FC-BGA package (RoHS-compliant, Pb-free). Pin assignment follows the LS1023A Reference Manual Rev. 6, with dedicated SerDes lanes, DDR3L/4 DQ/DQS groups, and multiplexed I/O for PCIe, USB, SATA, and QUICC Engine signals.

Key Features

Applications

Equivalent & Alternatives

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

Compared with LS1043ASE7QQB, LS1023ASE8QQB trades core count for lower power and cost in space-constrained industrial gateways; versus i.MX8M Plus, it delivers proven hardware-accelerated networking and legacy protocol support absent in application-focused multimedia SoCs.

Availability

LS1023ASE8QQB is available at Aetrix Electronics and suitable for industrial PLCs, branch office routers, and multi-protocol IoT gateways requiring stable component supply, long-term lifecycle assurance, and qualified automotive/industrial temperature grade availability.

Supply support for LS1023ASE8QQB 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 communications processors and trusted execution environments.

The LS1023A product line was engineered specifically for cost-optimized, fanless edge networking and industrial control applications-delivering enterprise-grade packet processing, security, and protocol flexibility in a thermally constrained 23×23 mm BGA footprint.

FAQ

What is the maximum operating frequency of the LS1023ASE8QQB?

The LS1023ASE8QQB features two ARM Cortex-A53 cores rated for operation up to 1.2 GHz. This frequency is guaranteed across the full industrial temperature range (–40°C to +105°C) and supported by the on-chip PLL and voltage regulation circuitry. The LS1023ASE8QQB does not support dynamic frequency scaling beyond this specification, and all timing-critical peripherals-including DDR3L/4, SerDes, and PCIe-are validated at this maximum clock rate.

Does the LS1023ASE8QQB support DDR4 memory?

Yes, the LS1023ASE8QQB includes a 32-bit DDR3L/DDR4 memory controller compatible with both DDR3L (1.35 V) and DDR4 (1.2 V) SDRAM. JEDEC-compliant DDR4-2400 operation is supported with appropriate PCB layout and signal integrity practices. The controller implements on-die termination calibration, write leveling, and read-leveling sequences required for reliable DDR4 initialization and operation.

Is the QUICC Engine present in the LS1023ASE8QQB?

Yes, the LS1023ASE8QQB integrates the QUICC Engine subsystem, providing hardware-accelerated support for legacy industrial and telecom protocols including HDLC, TDM, and PROFIBUS. This block operates independently of the ARM cores and connects directly to dedicated pins, enabling glue-less interfacing with legacy fieldbus transceivers without CPU intervention or software driver overhead.

What security features are implemented in the LS1023ASE8QQB?

The LS1023ASE8QQB integrates SEC 5.4 (Security Engine) supporting IPsec, SSL/TLS, DTLS, and IKE protocol acceleration, plus hardware XOR for RAID 5. It also implements ARM TrustZone for secure world isolation and a ROM-based secure boot flow enforcing cryptographic signature verification of boot images. All security functions are accessible via standard Linux Crypto API drivers and NXP's CAAM driver stack.

Can the LS1023ASE8QQB support IEEE 1588 Precision Time Protocol?

Yes, the LS1023ASE8QQB supports IEEE 1588 v2 hardware timestamping across all six Gigabit Ethernet interfaces via the Frame Manager. Each port includes dedicated timestamp registers and PTP event message detection logic, enabling sub-100 ns timestamp accuracy and transparent clock functionality without CPU involvement or software timestamp jitter.