LS1023ASE7KQB
| Part Description |
ARM® Cortex®-A53 Microprocessor IC QorIQ® Layerscape 2 Core, 64-Bit 1.0GHz 621-FCPBGA (21x21) |
|---|---|
| Quantity | 73 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 | 0°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 LS1023ASE7KQB – IC MPU QORIQ 1.0GHZ 621FCPBGA
The LS1023ASE7KQB is an NXP QorIQ Layerscape microprocessor IC featuring a dual-core ARM® Cortex®-A53 64‑bit CPU running at 1.0 GHz. Designed for embedded networking and industrial edge applications, it combines a compact 621‑FCPBGA (21×21) package with integrated memory controllers and rich I/O to support small-form-factor communications and control systems.
As part of the LS1023A family, the device delivers scalable packet-processing capability and system-level integration for use in branch routers, edge appliances, IoT gateways and industrial control equipment.
Key Features
- Core ARM® Cortex®-A53 dual-core, 64‑bit processors at 1 GHz providing the compute foundation for embedded networking and control tasks.
- Memory Integrated controllers for DDR3L and DDR4 memory to support contemporary system memory architectures.
- Ethernet & Networking Flexible Ethernet configurations reported for the device: 1GbE (7) or 10GbE (1) & 1GbE (5), enabling multiple high-throughput interfaces for networking applications.
- Storage & USB On-chip SATA 6 Gbps (1) and USB 3.0 (2) with PHY support for high-speed storage and peripheral connectivity.
- Security Hardware security features including Secure Boot and ARM TrustZone® for platform integrity and trusted execution.
- Package & Mounting Supplier device package: 621‑FCPBGA (21×21) in a surface-mount FCBGA format suited to compact board designs.
- Operating Range & Qualification Consumer qualification with an operating temperature range of 0 °C to 105 °C for typical embedded environments.
- Series-Level System Integration As part of the LS1023A/LS1043A family, benefits from QorIQ system features such as Data Path Acceleration Architecture (DPAA) and Frame Manager capabilities described for the series.
Typical Applications
- Branch Office Routers Dual-core processing and multiple Ethernet interfaces enable compact, fanless router and integrated services designs for enterprise edge deployments.
- vCPE and Edge Equipment Compute and I/O integration support virtualized CPE and edge appliances requiring secure boot and flexible networking connectivity.
- Multi‑protocol IoT Gateways Memory controller options plus Ethernet, USB and SATA make the device suitable for gateways aggregating sensor data and managing local devices.
- Industrial PLC and Control Robust package and operating temperature range support industrial control applications that require reliable processor and I/O integration.
- Security Appliances On-chip security features and series-level packet-processing accelerators support secure networking and inline cryptographic operations.
Unique Advantages
- Compact system footprint: The 621‑FCPBGA (21×21) package and surface-mount mounting simplify PCB layout for small-form-factor devices.
- Flexible I/O integration: Multiple Ethernet configurations, SATA 6 Gbps and USB 3.0 with PHY reduce the need for external bridges and simplify BOM.
- Built-in platform security: Secure Boot and TrustZone® support trusted system initialization and secure execution domains.
- Memory flexibility: Support for DDR3L and DDR4 memory controllers enables designers to choose appropriate memory technology for cost and performance targets.
- Edge‑focused performance: As a member of the LS1023A family, the device benefits from QorIQ architecture features aimed at delivering multi-gigabit packet performance with efficient CPU utilization.
- Consumer qualification and operating range: Consumer-level qualification and 0 °C to 105 °C operation make the part suitable for a wide set of embedded product designs.
Why Choose LS1023ASE7KQB?
The LS1023ASE7KQB positions itself as a compact, integrated microprocessor IC for embedded networking and industrial edge designs that require dual-core 64‑bit compute, versatile memory support and broad connectivity options. Its combination of Ethernet flexibility, SATA and USB 3.0, plus hardware security features, helps streamline system architecture and reduce external component count.
This device is well suited for developers building branch routers, edge appliances, IoT gateways and industrial controllers who need a consumer‑qualified, surface‑mount processor solution with strong system-level feature integration and support from the QorIQ Layerscape family.
Request a quote or contact sales to discuss pricing, availability, and design-in support for LS1023ASE7KQB.

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