NXP Semiconductors T4161NSN7TTB

Overview

T4161NSN7TTB from NXP Semiconductors is a 16-virtual-core Power Architecture® e6500-based multicore communications processor fabricated on 28 nm process, delivering up to 1.8 GHz dual-threaded core operation, 4 MB L2 cache, and dual 64-bit DDR3L memory controllers supporting 1866 MT/s with ECC-deployed in metro routers, NFV infrastructure, and ruggedized network appliances.

For engineers reviewing the T4161NSN7TTB datasheet, T4161NSN7TTB pinout, T4161NSN7TTB application, or T4161NSN7TTB equivalent, key selection criteria include its 24 SerDes lanes (supporting SGMII/QSGMII/10Gbase-KR/PCIe 3.0), dual FMANs enabling 50 Gbit/s packet classification, hardware-assisted virtualization (hypervisor privilege level + PAMUv2), and integrated DPAA accelerators for crypto (SEC 5.0), pattern matching (PME 2.0), and compression (DCE 1.0).

Technical Context

The T4161NSN7TTB implements eight physical e6500 cores arranged in two clusters of four, each sharing 2 MB L2 cache and supporting AltiVec SIMD for DSP-intensive workloads. It integrates CoreNet Coherency Fabric with 1 MB platform cache and delivers 1.6 Tb/s coherent read bandwidth across its hierarchical interconnect.

Its DPAA architecture offloads data path functions via dual Frame Managers (FMAN 1.1), Queue Manager (QMAN 1.1), Buffer Manager (BMAN 1.1), and hardware accelerators-including SEC 5.0 (40 Gbit/s crypto), PME 2.0 (10 Gbit/s RegEx), and DCE 1.0 (20 Gbit/s aggregate compression)-all coordinated under real-time hypervisor-aware scheduling.

Key Specifications

Pinout & Package

Package: 27 mm × 27 mm, 1296-ball FC-BGA (0.8 mm pitch), RoHS-compliant, thermal lid with integrated heat spreader. Designed for conduction-cooled and forced-air environments per IPC-7351B.

Key Features

Applications

Equivalent & Alternatives

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

Compared with T4240NSN7TTB and T4080NSN7TTB, the T4161NSN7TTB delivers optimal balance of virtual thread count (16), SerDes flexibility (24 lanes), and DPAA acceleration density-making it ideal for mid-tier NFV platforms and metro edge routers where scalability and power efficiency are jointly constrained.

Availability

T4161NSN7TTB is available at Aetrix Electronics and suitable for service provider edge routers, NFV infrastructure, and ruggedized military network appliances requiring stable component supply, long-term lifecycle support, and traceable sourcing.

Supply support for T4161NSN7TTB 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, IoT, mobile, and communication infrastructure markets.

The T4 family-including T4161NSN7TTB-is part of NXP's QorIQ portfolio designed specifically for high-performance, power-efficient control and data plane processing in carrier-grade networking and mission-critical embedded systems.

FAQ

What is the maximum DDR3L speed supported by the T4161NSN7TTB?

The T4161NSN7TTB supports DDR3L memory at up to 1866 MT/s across its dual 64-bit controllers, with full ECC, interleaving, and on-die termination support. This delivers 29.9 GB/s peak bandwidth and meets JEDEC DDR3L-1866 specifications for low-voltage operation at 1.35 V. The controller implements adaptive refresh and self-refresh temperature compensation for extended temperature reliability.

Does the T4161NSN7TTB include hardware virtualization support?

Yes, the T4161NSN7TTB includes comprehensive hardware virtualization support: an extra hypervisor privilege level, logical-to-real address translation, PAMUv2 IOMMU for DMA protection, vMPIC for virtualized interrupt handling, and DPAA-level Ethernet and accelerator virtualization. These features enable KVM, Linux containers, and commercial hypervisors from Wind River, Enea, and Green Hills to run with strict VM isolation and near-native I/O performance.

How many 10 Gigabit Ethernet interfaces does the T4161NSN7TTB support?

The T4161NSN7TTB supports up to two 10 Gigabit Ethernet MACs via its dual Frame Managers and 24 SerDes lanes. These can be configured as 2×10Gbase-KR, 2×XFI, or 2×XAUI depending on PHY selection. Combined with up to 13×1GbE MACs, the T4161NSN7TTB enables flexible port aggregation in metro edge routers and NFV platforms without external switch fabric.

What cryptographic algorithms does the SEC 5.0 engine in the T4161NSN7TTB accelerate?

The SEC 5.0 engine in the T4161NSN7TTB accelerates symmetric ciphers including DES, 3DES, AES (128/192/256-bit), and Kasumi/F8 at up to 40 Gbit/s for AES and 20 Gbit/s for Kasumi. It also supports SHA-1/224/256/384/512 hashing and RSA/ECC public-key operations via software-assisted offload. All crypto operations occur in hardened, tamper-resistant logic with key isolation per QorIQ Trust Architecture 2.0.

Is the T4161NSN7TTB pin-compatible with other QorIQ T4 family processors?

Yes, the T4161NSN7TTB shares the same 1296-ball FC-BGA package and pinout as the T4240NSN7TTB and T4080NSN7TTB, enabling hardware reuse across the T4 family. This allows OEMs to scale performance-from 4 to 12 physical cores-without PCB redesign, provided thermal and power delivery margins accommodate the target variant's TDP (15–35 W range).