LS1023AXE7KQB
| Part Description |
ARM® Cortex®-A53 Microprocessor IC QorIQ® Layerscape 2 Core, 64-Bit 1.0GHz 621-FCPBGA (21x21) |
|---|---|
| Quantity | 214 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 | 1.0GHz | Supplier Device Package | 621-FCPBGA (21×21) | ||
| USB | USB 3.0 (2) + PHY |
Overview of LS1023AXE7KQB – IC MPU QORIQ 1.0GHZ 621-FCPBGA
The LS1023AXE7KQB is an NXP QorIQ Layerscape communications microprocessor featuring a dual-core ARM® Cortex®-A53 64-bit CPU running at 1.0 GHz. Designed for embedded networking and industrial infrastructure, it targets compact, low‑power edge applications that require integrated I/O and secure processing.
Built for edge and industrial use cases, the LS1023A series delivers high throughput networking capability and system-level integration—enabling fanless designs and BOM optimizations for small-form-factor routers, gateways and control equipment.
Key Features
- CPU Core Dual ARM® Cortex®-A53 64-bit cores at 1.0 GHz for general-purpose processing in embedded networking applications.
- Memory Support Integrated controllers for DDR3L and DDR4 memory to support a range of system memory configurations.
- High‑speed Networking Flexible Ethernet options: up to seven 1 GbE ports, or a mix of one 10 GbE and five 1 GbE ports, enabling multi‑port connectivity for edge devices.
- Storage and USB One SATA 6 Gbps interface and two USB 3.0 ports with PHY for high-speed storage and peripheral connectivity.
- Packet Offload and Frame Handling Integrated Frame Manager and Data Path Acceleration Architecture (DPAA) offload engines to reduce CPU overhead for packet parsing, classification and policing.
- Security Secure Boot and ARM® TrustZone® support plus integrated SEC engine capabilities for inline IPsec and hardware-accelerated cryptography.
- System Interconnect and I/O CoreLink CCI-400 coherent interconnect with SMMU support and a 4-lane, 10 GHz multi-protocol SerDes for high-speed peripheral interfaces and PCIe connectivity.
- Reliability & Qualification Industrial qualification and wide operating temperature range from -40 °C to 105 °C for deployment in demanding environments.
- Package & Mounting 621-FCPBGA (21 × 21 mm) supplier device package, surface mount for compact board designs.
- Compliance RoHS compliant.
Typical Applications
- Integrated Services & Branch Office Routers Multi-port Ethernet and DPAA offload enable efficient packet handling and secure WAN/LAN services in compact router appliances.
- vCPE and Edge Equipment Dual-core 64-bit processing and rich I/O (10 GbE option, SATA, USB 3.0) support virtualized customer premises equipment and edge compute nodes.
- Multi‑protocol IoT Gateways Secure Boot, TrustZone and multiple Ethernet interfaces provide a robust platform for protocol translation, device aggregation and secure connectivity.
- Industrial PLC and Control Industrial qualification and a wide temperature range help ensure reliable control and automation in factory and field deployments.
- Security Appliances Integrated security acceleration and frame processing capabilities enable high-throughput VPN and IPsec services with reduced CPU load.
Unique Advantages
- Integrated networking and offload engines DPAA and Frame Manager provide hardware packet processing and classification to lower CPU overhead and increase throughput.
- Flexible connectivity options Multiple Ethernet configurations, PCIe-capable SerDes, SATA and USB 3.0 allow a wide range of peripheral and network interfaces from a single device.
- Industrial-ready thermal range Rated for -40 °C to 105 °C operation, suitable for harsh environment deployments.
- Security-focused platform Secure Boot, TrustZone and an integrated security engine provide a foundation for hardware-assisted secure networking functions.
- Compact surface-mount package 621-FCPBGA (21 × 21 mm) supports small-form-factor designs while enabling high integration on board-level BOM-optimized systems.
- RoHS compliant Meets environmental compliance requirements for many industrial and commercial applications.
Why Choose LS1023AXE7KQB?
The LS1023AXE7KQB positions a dual-core, 64-bit ARM Cortex‑A53 processing complex with integrated networking, security and peripheral interfaces into a compact, industrial-grade package. It is suited for designers building compact routers, gateways, vCPE, industrial controllers and security appliances that require balanced CPU performance, packet offload capability and system-level integration.
With broad memory support, flexible Ethernet configurations including 10 GbE options, hardware security features and an industrial temperature rating, LS1023AXE7KQB provides a scalable platform for long-lived edge and infrastructure designs backed by the QorIQ Layerscape architecture.
Request a quote or submit an inquiry to discuss availability, pricing and integration support for the LS1023AXE7KQB.

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