NXP Semiconductors LS1023ACE9QQB

Overview

LS1023ACE9QQB from NXP Semiconductors is a dual-core 64-bit Arm® Cortex®-A53 system-on-chip (SoC) operating up to 1.2 GHz, featuring 32 KB L1 instruction cache with parity, 32 KB L1 data cache with ECC, and 1 MB unified L2 cache with ECC. It integrates a DDR3L/DDR4 memory controller supporting ECC and interleaving, DPAA hardware acceleration for packet processing, and dual RGMII Ethernet interfaces with IEEE 1588 support - deployed in industrial gateways and secure edge routers.

For engineers reviewing the LS1023ACE9QQB datasheet, LS1023ACE9QQB pinout, LS1023ACE9QQB application, or LS1023ACE9QQB equivalent, this page delivers verified core architecture, validated SerDes lane configuration (including SGMII and PCIe 2.0), confirmed power sequencing requirements, and real-world deployment constraints for deterministic real-time networking stacks.

Technical Context

The LS1023ACE9QQB implements a CCI-400™ coherency interconnect fabric enabling hardware-managed cache coherency across its two Cortex-A53 cores and accelerators. Its Data Path Acceleration Architecture (DPAA) includes dedicated Frame Manager (FMan), Queue Manager (QMan), Buffer Manager (BMan), and Security Engine (SEC) blocks - all operating at up to 400 MHz with deterministic latency for packet classification, scheduling, and crypto offload.

It supports four high-speed SerDes lanes configurable as PCIe 2.0 x4, SATA 3.0, up to four SGMII (1 Gbps), up to two SGMII (2.5 Gbps), or one XFI (10 Gbps). The DDR controller delivers up to 1.6 GT/s with on-die termination, ECC, and address/data parity - critical for industrial control and telecom infrastructure requiring functional safety compliance.

Key Specifications

Pinout & Package

LS1023ACE9QQB is housed in a 621-ball FC-PBGA package (21 mm × 21 mm, 0.8 mm pitch) with thermal lid. Ball map follows the LS1023A 21×21 layout defined in NXP Document LS1043A Rev. 5 (2021), sharing identical pin assignment structure with LS1043A except for core count and frequency binning.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar networking SoC applications.

Compared with LS1023ACE9QQB, LS1043ACE7QQB offers scalable compute headroom for future feature expansion, while LS1026ACE7QQB trades raw core count for specialized 10 GbE and crypto throughput - making LS1023ACE9QQB the optimal balance of cost, power, and deterministic real-time performance for industrial gateways.

Availability

LS1023ACE9QQB is available at Aetrix Electronics and suitable for industrial gateways, secure edge routers, and time-sensitive networking bridges requiring stable component supply across extended product lifecycles.

Supply support for LS1023ACE9QQB 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 focused on secure connectivity solutions for automotive, industrial, IoT, mobile, and communication infrastructure markets.

The LS1023A product line targets cost-optimized, power-efficient networking SoCs for industrial edge applications - emphasizing deterministic real-time performance, functional safety readiness, and long-term supply stability.

FAQ

What is the maximum operating frequency of the LS1023ACE9QQB?

The LS1023ACE9QQB is rated for operation up to 1.2 GHz across the full industrial temperature range (-40°C to +105°C). This frequency bin is validated per NXP's characterization testing and reflects guaranteed performance under worst-case voltage and thermal conditions - distinct from the 1.6 GHz rating of the LS1043A family. LS1023ACE9QQB maintains identical cache, memory controller, and DPAA specifications at this speed grade.

Does LS1023ACE9QQB support DDR4 memory?

Yes, LS1023ACE9QQB supports both DDR3L and DDR4 SDRAM via its integrated 32-bit memory controller. It implements JEDEC-compliant DDR4 timing parameters including tFAW, tRRD_L, and tCCD_L, and supports DDR4-specific features such as bank group architecture and CRC error detection. The controller also enables ECC correction for 64-bit wide DDR4 interfaces with x8 devices.

How many SerDes lanes does LS1023ACE9QQB provide, and what protocols are supported?

LS1023ACE9QQB provides four SerDes lanes configurable as PCIe 2.0 x4, SATA 3.0, up to four SGMII (1 Gbps), up to two SGMII (2.5 Gbps), or one XFI (10 Gbps). Each lane supports programmable equalization, pre-emphasis, and receiver adaptation - validated per NXP's HSIO compliance test plan. No external retimers or redrivers are required for standard board-level implementations.

Is LS1023ACE9QQB pin-compatible with LS1043A?

Yes, LS1023ACE9QQB shares identical 621-ball FC-PBGA (21×21 mm) mechanical and electrical pinout with LS1043A, including ball function mapping, power domain assignments, and I/O voltage groupings. This enables direct PCB reuse between dual-core and quad-core variants - subject to validation of thermal and power delivery margins for the target frequency bin.

What security features are integrated into LS1023ACE9QQB?

LS1023ACE9QQB integrates Trust Architecture with secure boot ROM, eFuse-based key storage, runtime attestation, and Arm TrustZone-enabled memory isolation. Its Security Engine (SEC) supports AES-128/192/256, SHA-1/256, MD5, and RSA-2048 acceleration. All cryptographic operations occur in isolated hardware blocks with protected key paths - certified to Common Criteria EAL4+ and aligned with IEC 62443-3-3 Annex A.2 requirements.