NXP Semiconductors T1042NSE7PQPB

Overview

T1042NSE7PQPB from NXP is a quad-core 64-bit Power Architecture® communications processor featuring four e5500 cores up to 1.5 GHz, integrated Data Path Acceleration Architecture (DPAA), 1× DDR3L/DDR4 controller (1600 MT/s), eight 5 Gb/s SerDes lanes, and five 1 GbE MACs - deployed in enterprise routers, industrial gateways, and secure network appliances.

For engineers reviewing the T1042NSE7PQPB datasheet, T1042NSE7PQPB pinout, T1042NSE7PQPB application, or T1042NSE7PQPB equivalent, key selection criteria include DPAA-accelerated packet processing, hardware virtualization support, DDR4 ECC capability, and SerDes configurability for SGMII/QSGMII/PCIe/SATA interfaces.

Technical Context

The T1042NSE7PQPB implements a hierarchical interconnect fabric with CoreNet coherency support, enabling cache-coherent communication among four e5500 cores, DPAA accelerators (FMAN, QMAN, BMAN, SEC 5.4), and memory controllers. It supports hybrid 32/64-bit execution mode and includes a dedicated hypervisor privilege level for KVM-based virtualization.

Its DPAA infrastructure offloads packet classification, parsing, queue management (up to 224 queues), and cryptographic operations (AES/3DES at 5 Gb/s) from CPU cores, while the 8-lane SerDes provides flexible high-speed I/O routing to Ethernet PHYs, PCIe endpoints, and SATA controllers - all without an integrated switch (unlike T1040/T1020).

Key Specifications

Pinout & Package

Package: 780-pin PBGA (27 mm × 27 mm, 1.0 mm pitch), RoHS-compliant, thermal lid-equipped.

Key Features

Applications

Equivalent & Alternatives

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

Compared with T1042NSE7PQPB, T1040NSE7MQB trades DMA bandwidth and SerDes flexibility for integrated switching, while T2081NXE7MKC upgrades core IPC and SerDes speed at the cost of DDR4/ECC support and broader temperature grade availability.

Availability

T1042NSE7PQPB is available at Aetrix Electronics and suitable for enterprise routers, industrial gateways, and ruggedized network appliances requiring stable component supply, long lifecycle support, and qualified automotive/industrial temperature variants.

Supply support for T1042NSE7PQPB 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 leader focused on secure connectivity solutions for automotive, industrial, IoT, and networking markets.

The QorIQ T1 family - including T1042NSE7PQPB - was designed for mixed-control-and-data-plane networking applications demanding hardware-accelerated packet processing, virtualization readiness, and scalable I/O without compromising thermal or power envelope.

FAQ

Does T1042NSE7PQPB include an integrated Ethernet switch?

No, T1042NSE7PQPB does not include an integrated Ethernet switch. Unlike the T1040/T1020 variants, the T1042NSE7PQPB provides five standalone 1 GbE MACs intended for connection to external PHYs or switch ICs. This design allows greater flexibility in port configuration and PHY selection while maintaining full DPAA acceleration for packet processing. The T1042NSE7PQPB datasheet explicitly excludes switch functionality from its feature set.

What memory technologies does T1042NSE7PQPB support?

T1042NSE7PQPB supports both DDR3L and DDR4 SDRAM with ECC, operating at up to 1600 MT/s. It implements a 64-bit data bus with dedicated ECC parity lane, enabling single-bit error correction and double-bit error detection. The memory controller supports interleaving, dynamic power-down, and configurable refresh rates - validated with Micron MT41K256M16 and Samsung K4A8G085WB-BCRC modules per NXP reference designs.

Is hardware virtualization supported on T1042NSE7PQPB?

Yes, T1042NSE7PQPB includes hardware-assisted virtualization via an extra privilege level (hypervisor mode) in the e5500 core architecture. It is validated with NXP's Linux SDK running KVM, as well as commercial hypervisors from Green Hills Software and Enea. The PAMU (Peripheral Access Management Unit) enforces memory isolation between VMs, and the CoreNet fabric ensures cache-coherent inter-VM communication - all confirmed in the T1 Family Reference Manual Rev. 2.

Which SerDes protocols can be configured on T1042NSE7PQPB?

T1042NSE7PQPB's eight SerDes lanes support SGMII, QSGMII, PCIe 2.0 (×1/×2/×4), SATA 2.0, and Aurora protocols - individually configurable per lane. Configuration is performed via RCW (Reset Configuration Word) fuses and software initialization in the U-Boot bootloader. NXP AN4947 documents lane mapping rules and electrical compliance for each protocol, including AC coupling capacitor requirements and impedance tuning.

What security features are implemented in T1042NSE7PQPB?

T1042NSE7PQPB integrates QorIQ Trust Architecture features including secure boot (ROM-based signature verification), tamper-detect circuitry with voltage/temperature/glitch sensors, secure JTAG disable, and volatile key storage. Its Security Engine (SEC 5.4) provides 5 Gb/s AES-128/256, 3DES, SHA-1/256, and RSA-2048 acceleration. All security functions are documented in the T1042 Security Reference Manual and enabled via dedicated trust zone registers accessible only in hypervisor mode.