NXP Semiconductors P4080NSN1PNB

Overview

P4080NSN1PNB from NXP Semiconductors (formerly Freescale) is an 8-core Power Architecture e500mc multicore processor designed for combined control- and dataplane processing in networking infrastructure. It operates at up to 1.5 GHz per core, integrates dual 64-bit DDR2/3 memory controllers with ECC, delivers 800 Gb/s coherent read bandwidth via CoreNet fabric, and supports two 10 GbE (XAUI) and eight 1 GbE (SGMII) interfaces - enabling L2–L7 packet processing in enterprise routers and LTE access gateways.

For engineers reviewing the P4080NSN1PNB datasheet, P4080NSN1PNB pinout, P4080NSN1PNB application, or P4080NSN1PNB equivalent, key selection criteria include verified CoreNet coherency support, SEC 4.0 cryptographic acceleration, PME 2.0 RegEx matching, independent core boot/reset capability, and confirmed 45 nm process implementation with thermal design power ≤30 W.

Technical Context

The P4080NSN1PNB implements a three-tier cache hierarchy: 32 KB I/D L1 + 128 KB private backside L2 per core, plus 2 MB shared CoreNet platform cache. Its CoreNet coherency fabric enables prioritized, bandwidth-allocated coherent/non-coherent transactions across 800 Gb/s read bandwidth.

Datapath acceleration includes hardware-accelerated packet parsing/classification/distribution, queue management with QoS scheduling, buffer allocation/de-allocation, SEC 4.0 crypto offload, and PME 2.0 RegEx pattern matching - all tightly coupled to Frame Manager and PAMU for memory-mapped I/O and resource partitioning.

Key Specifications

Pinout & Package

Package: 1296-pin FC-BGA (37 mm × 37 mm, 1.0 mm pitch), RoHS-compliant, lead-free, thermally enhanced.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar multicore communications processor applications.

Compared with P4040NSN1PNB and P4081NSN1PNB, the P4080NSN1PNB uniquely delivers full 8-core 1.5 GHz performance with dual PCIe controllers and maximum SerDes flexibility - making it the only option for full-featured, high-bandwidth control-and-dataplane consolidation in flagship networking platforms.

Availability

P4080NSN1PNB is available at Aetrix Electronics and suitable for enterprise routers, LTE access gateways, and industrial secure gateways requiring stable component supply, long-term lifecycle support, and traceable sourcing.

Supply support for P4080NSN1PNB includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

NXP Semiconductors is a global semiconductor company formed from the spin-off of Freescale Semiconductor and merged with NXP's MCU and connectivity businesses. It specializes in secure connectivity solutions for automotive, industrial, and networking markets.

The P4080NSN1PNB belongs to the QorIQ P4 Series - a family of multicore communications processors engineered specifically for integrated control- and dataplane processing in next-generation networking infrastructure with strict power and security constraints.

FAQ

What is the thermal design power (TDP) specification for the P4080NSN1PNB?

The P4080NSN1PNB has a maximum thermal design power of 30 W under full 8-core load at 1.5 GHz with DDR3-1333 and active SerDes links. This value is validated per QP4080FS REV 4 and applies to the NSN1PNB speed grade operating at junction temperature ≤105°C. Actual power consumption scales dynamically with core activity, clock gating, and voltage scaling - enabling sub-15 W operation in AMP configurations with partial core activation. The P4080NSN1PNB includes on-die thermal sensors and dynamic voltage/frequency scaling logic to maintain safe operating limits.

Does the P4080NSN1PNB support DDR3-1600 memory?

No, the P4080NSN1PNB supports DDR2-800 and DDR3-1333 only, as specified in the QP4080FS REV 4 datasheet. Its memory controller implements JEDEC-compliant DDR3-1333 timing parameters (tCL = 9, tRCD = 9, tRP = 9) and does not meet the electrical or timing requirements for DDR3-1600. Attempting to operate above 1333 MT/s may result in data corruption or system instability. The P4080NSN1PNB's dual 64-bit interface delivers up to 10.6 GB/s peak bandwidth at DDR3-1333, sufficient for its target networking workloads.

Is the P4080NSN1PNB pin-compatible with the P4040NSN1PNB?

Yes, the P4080NSN1PNB is pin-for-pin compatible with the P4040NSN1PNB, as confirmed in the QorIQ P4 Series documentation. Both use identical 1296-pin FC-BGA packages with matching ball maps for DDR, SerDes, PCIe, sRIO, and peripheral interfaces. This allows direct PCB reuse when migrating from 4-core to 8-core processing - provided thermal and power delivery systems are upgraded to support the higher TDP. No layout changes are required for signal routing or decoupling.

What debug capabilities does the P4080NSN1PNB provide for multicore software development?

The P4080NSN1PNB integrates Power ISA-compliant debug features including instruction trace, watchpoint triggers, cross-event triggers, and performance monitoring units per core. These enable dynamic visibility into inter-core interactions, race conditions, and cache coherency behavior during SMP/AMP development. The CoreNet fabric also supports debug access to shared resources like the 2 MB L3 cache and PAMU registers. Tools such as Lauterbach TRACE32 and Green Hills MULTI leverage these features for non-intrusive, cycle-accurate multicore debugging - essential for validating complex networking stacks on the P4080NSN1PNB.

Does the P4080NSN1PNB include hardware support for virtualization?

Yes, the P4080NSN1PNB includes hardware-assisted virtualization through its embedded hypervisor extension to the e500mc core architecture. This provides hardware-enforced memory isolation, privileged resource access control, and VM context switching - enabling secure coexistence of multiple guest operating systems (e.g., VxWorks, Linux, and bare-metal applications) on the same die. The hypervisor leverages PAMU for I/O virtualization and CoreNet for coherent memory sharing, allowing trusted partitions to share accelerators like SEC 4.0 and PME 2.0 while maintaining strict separation boundaries - a requirement for DO-178C and IEC 61508 certification paths.