LS1023AXE7QQB

Microprocessors Overview

The NXP LS1023AXE7QQB is a dual-core, 64-bit ARM Cortex-A53 microprocessor from the QorIQ Layerscape LS1023A series. It operates at a maximum clock frequency of 1.6 GHz and utilizes a 23x23 mm FCPBGA-780 package. The device features 32 KB instruction and data L1 caches per core, alongside a shared 1 MB L2 cache with ECC protection. It supports DDR3L/DDR4 SDRAM memory interfaces and includes integrated security engines, QUICC Engine technology, and multiple high-speed I/O interfaces including PCIe Gen 2, USB 3.0, and SATA 3.0.

Microprocessors Feature Summary

• Dual-core 64-bit ARM Cortex-A53 architecture delivering high performance per watt for embedded networking applications
• Integrated Data Path Acceleration Architecture (DPAA) providing hardware packet classification, distribution, and buffer management
• Built-in Security Engine supporting high-speed IPsec, SSL, DTLS, and IKE protocol processing
• QUICC Engine technology enabling legacy protocol support such as HDLC, TDM, and PROFIBUS

Microprocessors Applications

• Branch office routers
• vCPE and edge equipment
• Multi-protocol IoT gateways
• Industrial PLC and control systems
• Security appliances

Microprocessors Procurement Notes

Verify the specific ordering suffix against official NXP documentation to confirm pin compatibility and feature set variations. Ensure the selected variant matches the required operating temperature range and voltage specifications for the target design. Cross-reference the datasheet revision history for any errata or updates relevant to the manufacturing lot.

Microprocessors Selection Notes

Select this processor for small-form-factor networking and industrial applications requiring BOM optimization and fanless designs. Consider the single-clock design and lower cost power supply requirements when evaluating system integration. Verify that the available I/O interfaces meet the bandwidth needs for Ethernet, storage, and peripheral connectivity in the intended deployment scenario.

Microprocessors Part Context

The LS1023A serves as the dual-core counterpart to the quad-core LS1043A within the QorIQ Layerscape family. Both processors share the same 23x23 mm package footprint, facilitating pin-compatible design scalability. This architecture targets economic low-layer PCB implementations while maintaining robust networking capabilities through the Layerscape network system architecture.

Microprocessors Replacement Considerations

The LS1043A offers a pin-compatible upgrade path with four cores. Other LS1 series devices may provide alternative core counts or interface configurations but require verification of package and electrical compatibility.