NXP Semiconductors T4161NXN7TTB

Overview

T4161NXN7TTB from NXP Semiconductors is a multicore communications processor based on the Power Architecture® e6500 dual-threaded core, delivering 16 virtual cores (8 physical), 4 MB L2 cache, and support for up to 1.8 GHz operation. It integrates dual Frame Managers (FMAN), three PCIe controllers, dual DDR3L memory controllers (1866 MT/s), and hardware accelerators for cryptography (SEC 5.0), pattern matching (PME 2.0), and compression (DCE 1.0), targeting high-throughput data plane processing in networking infrastructure.

For engineers reviewing the T4161NXN7TTB datasheet, T4161NXN7TTB pinout, T4161NXN7TTB application, or T4161NXN7TTB equivalent, key selection criteria include virtual core count, DPAA accelerator throughput (e.g., 50 Gbit/s FMAN classify/parse), SerDes lane count (24 lanes), 10 GbE MAC support (2×), and hardware virtualization features including hypervisor privilege level and PAMUv2 I/O MMU.

Technical Context

The T4161NXN7TTB implements eight dual-threaded e6500 cores clustered in two banks of four, each sharing 2 MB L2 cache and supporting AltiVec SIMD for DSP-intensive workloads. CoreNet Coherency Fabric provides 1.6 Tb/s coherent read bandwidth and hierarchical QoS-aware interconnect between cores, accelerators, and I/O.

It embeds the Data Path Acceleration Architecture (DPAA) with dual FMANs enabling 50 Gbit/s packet parsing/classification, QMAN for multilevel queue scheduling, BMAN for buffer pool management, and SEC 5.0 delivering 40 Gbit/s crypto throughput (AES/3DES/Kasumi). SerDes supports 24 lanes at up to 10 GHz across SGMII, PCIe 3.0, SRIO, and Interlaken-LA protocols.

Key Specifications

Pinout & Package

Package: 27 mm × 27 mm, 1296-pin FC-BGA (Fine-Pitch Ball Grid Array) with 0.8 mm pitch, RoHS-compliant, thermal lid integrated for industrial temperature operation (–40°C to +105°C).

Key Features

Applications

Equivalent & Alternatives

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

Compared with T4240NXN7TTB and T4080NXN7TTB, the T4161NXN7TTB delivers optimal balance of virtual thread density (16), DPAA accelerator throughput (50 Gbit/s), and SerDes flexibility (24 lanes) for mid-tier service provider and industrial embedded applications-avoiding over-provisioning while retaining upgrade headroom.

Availability

T4161NXN7TTB is available at Aetrix Electronics and suitable for service provider edge routers, NFV platform servers, industrial radar imaging systems, and ruggedized network appliances requiring stable component supply across extended product lifecycles.

Supply support for T4161NXN7TTB 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 T4 family-including T4161NXN7TTB-is designed specifically for high-performance, power-efficient control and data plane processing in carrier-grade networking, NFV, and defense-aerospace systems, leveraging Power Architecture® e6500 cores and integrated DPAA hardware acceleration.

FAQ

What is the maximum operating frequency of the T4161NXN7TTB?

The T4161NXN7TTB operates at up to 1.8 GHz per e6500 core, with dual-threaded execution maintaining full performance across both threads. This frequency is validated across the industrial temperature range (–40°C to +105°C) and supports sustained throughput in thermally constrained environments such as sealed ATCA blades. The T4161NXN7TTB achieves this with dynamic voltage and frequency scaling (DVFS) managed through its integrated power management unit.

Does the T4161NXN7TTB support hardware virtualization for Linux KVM?

Yes, the T4161NXN7TTB includes full hardware-assisted virtualization support for Linux KVM, featuring a dedicated hypervisor privilege level, logical-to-real address translation offload, PAMUv2 I/O MMU for DMA protection, and vMPIC for virtual interrupt management. These capabilities allow KVM to run unmodified guest OSes with near-native I/O performance-confirmed in NXP's official KVM port for QorIQ T4 series, which supports T4161NXN7TTB out-of-the-box.

How many 10 Gigabit Ethernet interfaces does the T4161NXN7TTB support?

The T4161NXN7TTB supports two 10 Gigabit Ethernet MAC interfaces (FM1_DTSEC[0:1]), configurable for 10Gbase-KR, XFI, or SFI PHY connections. These are part of the dual Frame Manager subsystem and integrate with DPAA for hardware-accelerated packet classification, policing, and congestion management-enabling line-rate forwarding without CPU intervention. The T4161NXN7TTB does not support four 10GbE like the T4240NXN7TTB.

What DDR memory standards and speeds are supported by the T4161NXN7TTB?

The T4161NXN7TTB integrates two 64-bit DDR3L memory controllers supporting JEDEC-standard DDR3L-1866 (1866 MT/s) operation with on-die termination, ECC, and interleaving. It does not support DDR4 or LPDDR. Each controller drives one independent memory channel, allowing up to 32 GB total system memory with error correction-critical for carrier-grade reliability in routing and storage controller applications using T4161NXN7TTB.

Is the T4161NXN7TTB pin-compatible with other QorIQ T4 family processors?

Yes, the T4161NXN7TTB shares the same 1296-ball FC-BGA package and pinout as the T4240NXN7TTB and T4080NXN7TTB, enabling drop-in replacement within the same footprint. This pin compatibility extends to power, clock, DDR, PCIe, SerDes, and peripheral signals-allowing hardware reuse across T4 family variants. However, unused pins differ per variant (e.g., T4240 exposes additional SerDes and DDR signals), so PCB design must follow the specific variant's pin multiplexing table.