LS1023AXE7QQB
| Part Description |
ARM® Cortex®-A53 Microprocessor IC QorIQ® Layerscape 2 Core, 64-Bit 1.6GHz 621-FCPBGA (21x21) |
|---|---|
| Quantity | 1,313 Available (as of October 8, 2026) |
| Product Category | Microprocessors |
|---|---|
| Part Series | LS1023A |
| Manufacturer | NXP USA Inc. |
| Manufacturing Status | Active |
| Manufacturer Standard Lead Time | 18 Weeks |
| Datasheet |
Specifications & Environmental
| Core Processor | ARM® Cortex®-A53 | Device Package | 621-FCPBGA (21x21) | ECCN | 5A002A1 | ||
|---|---|---|---|---|---|---|---|
| Ethernet | 1GbE (7) or 10GbE (1) & 1GbE (5) | HTS Code | 8542.31.0001 | Moisture Sensitivity Level | 3 (168 Hours) | ||
| Mounting Method | Surface Mount | Mounting Type | Surface Mount | Number of Cores/Bus Width | 2 Core, 64-Bit | ||
| Operating Temperature | -40°C ~ 105°C | Package / Case | 621-FBGA, FCBGA | RAM Controllers | DDR3L, DDR4 | ||
| REACH Compliance | REACH Unaffected | RoHS Compliance | ROHS3 Compliant | SATA | SATA 6Gbps (1) | ||
| Security Features | Secure Boot, TrustZone® | Speed | 1.6GHz | Supplier Device Package | 621-FCPBGA (21×21) | ||
| USB | USB 3.0 (2) + PHY |
Overview of LS1023AXE7QQB – ARM Cortex‑A53 2‑Core 1.6 GHz QorIQ Layerscape Microprocessor
The LS1023AXE7QQB is a QorIQ Layerscape microprocessor based on a dual ARM® Cortex®‑A53 64‑bit core complex running at 1.6 GHz. It is designed for embedded networking and industrial infrastructure applications that require a compact, high‑performance processor with flexible I/O and hardware security features.
With integrated memory controllers for DDR3L/DDR4, multi‑port Ethernet support, SATA and USB 3.0, and industrial qualification, the LS1023A delivers a balanced combination of CPU performance, I/O integration and system security for small‑form‑factor communications and control devices.
Key Features
- Core Dual ARM® Cortex®‑A53 64‑bit cores at 1.6 GHz providing a modern, energy‑efficient CPU complex for embedded workloads.
- Memory Integrated controllers for DDR3L and DDR4 memory to support a range of board‑level memory options and performance profiles.
- Networking & SerDes Flexible Ethernet configurations (1GbE (7) or 10GbE (1) & 1GbE (5) as specified) and a four‑lane, 10 GHz multi‑protocol SerDes for high‑speed interface support; integrated Frame Manager provides packet parsing and classification.
- PCIe, Storage & USB Support for multiple DMA‑controlled PCIe Gen2 interfaces (as described in the series datasheet), one SATA 6 Gbps port and two USB 3.0 ports with PHY for high‑speed storage and peripheral connectivity.
- Security On‑chip security features including Secure Boot and ARM® TrustZone® to enable trusted system boot and hardware‑enforced isolation.
- Integration & Offload QorIQ data path acceleration architecture and integrated frame processing engines reduce CPU overhead for packet processing and inline security operations.
- Package & Mounting 621‑FCPBGA (21 × 21 mm) surface mount package suitable for compact, system‑level designs.
- Industrial Qualification & Temperature Range Industrial qualification with operating temperature range from ‑40°C to 105°C for deployment in demanding environments.
Typical Applications
- Branch Office and Edge Routers Provides multi‑port Ethernet, hardware packet processing and security features suitable for compact routing and edge NAT/firewall functions.
- vCPE and Edge Equipment Dual‑core 64‑bit processing plus DPAA offloads enable virtualized customer premises equipment and edge network functions with reduced CPU load.
- Multi‑Protocol IoT Gateways Flexible I/O, SerDes and security features help build gateways that aggregate and secure large numbers of IoT endpoints.
- Industrial PLC and Control Industrial qualification and wide operating temperature range make the device suitable for control applications in harsh environments.
- Security Appliances Integrated security engine, Secure Boot and TrustZone® support inline IPsec and other cryptographic offloads for secure networking appliances.
Unique Advantages
- Highly integrated I/O: Multiple Ethernet configurations, SATA 6 Gbps and USB 3.0 reduce external silicon and simplify system BOM.
- Security built in: Secure Boot and TrustZone® enable hardware‑rooted trust and partitioning for secure system designs.
- Industrial ready: Industrial qualification and a −40°C to 105°C operating range support deployment in temperature‑challenging environments.
- Small form factor package: The 621‑FCPBGA (21×21 mm) package supports compact board layouts for space‑constrained designs.
- Optimized packet processing: Integrated Frame Manager and DPAA offloads lower CPU overhead for networking workloads, enabling greater throughput without adding CPU cores.
- Flexible memory support: DDR3L and DDR4 controller support allows designers to tailor memory selection for cost or performance targets.
Why Choose LS1023AXE7QQB?
The LS1023AXE7QQB positions itself as a balanced, embedded networking and industrial microprocessor: a modern 64‑bit dual‑core ARM® Cortex®‑A53 CPU paired with extensive I/O, onboard security, and packet‑processing acceleration. It is well suited for compact routers, edge appliances, IoT gateways and industrial control systems that need both performance and system integration.
Designers benefit from a reduced BOM and simplified board design thanks to integrated SerDes, multi‑port Ethernet options, storage and USB interfaces, together with industrial qualification for long‑life deployments. The combination of TrustZone®, Secure Boot and dedicated offload engines helps protect data and sustain throughput in demanding networked applications.
Request a quote or submit a sales inquiry to receive pricing, lead‑time information and support for integrating the LS1023AXE7QQB into your next embedded networking or industrial design.

Date Founded: 2006
Headquarters: Eindhoven, North Brabant, Netherlands
Employees: 38,000+
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