NXP Semiconductors T2081NXE7MQB

Overview

T2081NXE7MQB from NXP is a 28 nm QorIQ communications processor featuring four dual-threaded 64-bit e6500 Power Architecture® cores running at up to 1.8 GHz, integrated Data Path Acceleration Architecture (DPAA), and 2 MB shared L2 cache. It delivers up to 224 hardware-managed queues, 10 Gb/s cryptographic acceleration (SEC), and supports up to seven 1 Gb/s and two 10 Gb/s Ethernet MACs via XFI/KR interfaces - deployed in enterprise switches, wireless infrastructure control cards, and industrial SBCs.

For engineers reviewing the T2081NXE7MQB datasheet, T2081NXE7MQB pinout, T2081NXE7MQB application, or T2081NXE7MQB equivalent, key selection considerations include its 780-pin 23 × 23 mm package, pin compatibility with T1042, SerDes lane count (8 @ 10 GHz), PCIe Gen3/Gen2 mix (1× Gen3 + 3× Gen2), absence of SATA and SRIO, and DPAA-based packet processing offload for real-time control/data plane consolidation.

Technical Context

The T2081NXE7MQB implements a hierarchical CoreNet interconnect fabric enabling coherent and non-coherent transactions between four e6500 cores, accelerators, and I/O endpoints, with bandwidth allocation and prioritization. Its DPAA subsystem integrates FMAN (packet parsing/classification), QMAN (multi-level queue scheduling), BMAN (buffer pool management), SEC (cryptographic acceleration), and DCE (compression/decompression) - all accessible under hypervisor-managed virtualization.

Hardware-assisted virtualization includes hypervisor privilege level, PAMU v2 for I/O memory management, vMPIC for interrupt virtualization, and vDMA for user-level DMA - supporting KVM, Linux containers, and NXP's hypervisor. The device lacks RMAN and Aurora interconnect (T2080-only), and omits SATA 2.0 controllers and Serial RapidIO ports present in the T2080.

Key Specifications

Pinout & Package

23 × 23 mm, 780-ball fine-pitch BGA (0.8 mm pitch), RoHS-compliant, lead-free packaging with thermal lid. Pinout follows NXP reference layout for T2081 family; full pin assignment requires consultation of T2081NXE7MQB-specific ball map in NXP document T2080FS REV 2.

Key Features

Applications

Equivalent & Alternatives

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

Compared with T2080NXE7MQB, T2081NXE7MQB trades SerDes lanes, SATA, and SRIO for smaller footprint and lower power - ideal for space-constrained edge nodes. Against T1042NXE7MQB, it adds e6500 architecture, DPAA, and SEC - enabling real-time packet processing without CPU saturation.

Availability

T2081NXE7MQB is available at Aetrix Electronics and suitable for enterprise switching, wireless infrastructure control, and industrial SBC applications requiring stable component supply, long-term lifecycle support, and qualified automotive/industrial temperature grade availability.

Supply support for T2081NXE7MQB 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 headquartered in Eindhoven, Netherlands, specializing in secure connectivity solutions for automotive, industrial, and communications markets.

The QorIQ T series - including T2081NXE7MQB - was designed specifically for mid-range communications infrastructure requiring integrated control/data plane processing, hardware-accelerated networking, and robust virtualization support in thermally constrained environments.

FAQ

What is the maximum operating frequency of the T2081NXE7MQB?

The T2081NXE7MQB operates at up to 1.8 GHz across all four dual-threaded e6500 cores. This frequency is guaranteed under industrial temperature range (–40°C to +105°C) with appropriate thermal design and voltage regulation. The 6.0 DMIPS/MHz per core rating means the device delivers approximately 43,200 DMIPS total at 1.8 GHz - validated in NXP's T2080FS REV 2 characterization report.

Does the T2081NXE7MQB support hardware virtualization?

Yes, the T2081NXE7MQB includes comprehensive hardware virtualization features: an extra hypervisor privilege level, PAMU v2 for I/O memory management, vMPIC for virtualized interrupt handling, and vDMA for user-level direct memory access. These capabilities enable concurrent execution of KVM, Linux containers, and NXP's hypervisor - allowing strict isolation between control and data plane software stacks on the same silicon.

What Ethernet interfaces does the T2081NXE7MQB provide?

The T2081NXE7MQB supports up to two 10 Gb/s MACs using XFI/KR interfaces and up to seven 1 Gb/s MACs via SGMII or RGMII. It does not support 2.5 Gb/s SGMII or HiGig. All MACs are managed through the integrated Frame Manager (FMAN) and Queue Manager (QMAN), enabling hardware-accelerated packet classification, scheduling, and congestion management - critical for deterministic network appliance performance.

Is the T2081NXE7MQB pin-compatible with any other NXP processors?

Yes, the T2081NXE7MQB is explicitly pin-compatible with the quad-core T1042 processor, sharing the same 780-ball BGA footprint and signal mapping. This allows customers to reuse existing PCB layouts when upgrading from T1042 to T2081NXE7MQB - preserving board design investment while gaining e6500 architecture, DPAA acceleration, and higher clock frequency without layout changes.

What security features are integrated into the T2081NXE7MQB?

The T2081NXE7MQB incorporates QorIQ Trust Architecture features including secure boot with hash verification, secure debug disable, tamper detection signaling, volatile key storage, and alternate image revocation. While tamper detection is documented for T2080, NXP confirms T2081NXE7MQB retains secure boot, key storage, and revocation - enabling trusted execution environments compliant with Common Criteria EAL4+ and NIST SP 800-193 for firmware resilience.