LS1023ASE8KNLB

Microprocessors Overview

The LS1023ASE8KNLB is a dual-core, 64-bit Arm Cortex-A53 microprocessor from the NXP QorIQ Layerscape LS1023A series. It operates at a maximum clock frequency of 1 GHz and utilizes a 900 mV operating supply voltage for low power consumption. The device features 32 kB L1 instruction and data caches per core, along with a shared 1 MB L2 cache. It employs an FCPBGA-621 package (21x21 mm) and supports DDR3L/DDR4 SDRAM memory types. The component includes integrated security features and meets AEC-Q100 qualification standards for operation within a temperature range of 0°C to +105°C.

Microprocessors Feature Summary

• Dual-core 64-bit Arm Cortex-A53 architecture optimized for high energy efficiency in embedded networking applications
• Integrated Data Path Acceleration Architecture (DPAA) providing hardware packet classification and distribution to reduce CPU overhead
• Built-in Security Engine supporting high-speed protocol processing including IPsec, SSL, and DTLS
• Flexible I/O connectivity featuring multiple Gigabit Ethernet ports, PCI Express, USB 3.0, and QUICC Engine technology

Microprocessors Applications

• Integrated services routers
• Branch office routers and vCPE 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 pinout compatibility and feature set variations. Ensure that the selected variant matches the required thermal performance and voltage specifications for the target application environment. Cross-reference the package dimensions and lead finish requirements with the manufacturing assembly guidelines prior to procurement.

Microprocessors Selection Notes

Select this processor for designs requiring a balance of processing performance and power efficiency in small-form-factor networking or industrial environments. The 900 mV option provides significant power savings suitable for fanless designs. Consider the available I/O interfaces and the need for hardware-based virtualization support when evaluating system architecture requirements.

Microprocessors Part Context

This component belongs to the QorIQ Layerscape LS1023A family, which serves as the dual-core counterpart to the quad-core LS1043A. Both processors share similar architectural foundations and I/O capabilities but differ in core count and specific package configurations. The LS1023A targets cost-sensitive and power-constrained applications while maintaining compatibility with the broader QorIQ software ecosystem.

Microprocessors Replacement Considerations

The LS1023ASN8QQB is a documented alternative within the same family offering higher clock speeds and a different package type.