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NXP Semiconductors T2081NXE8MQLB
- Part No.:
- T2081NXE8MQLB
- Manufacturer:
- NXP Semiconductors
- Category:
- Microprocessors
- Package:
- 896-BFBGA, FCBGA
- Datasheet:
-
T2081NXE8MQLB.pdf
- Description:
- IC MPU QORIQ T2 1.2GHZ 896FCPBGA
- Quantity:
- Payment:
- Shipping:
Inventory:2,049
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Product details
Overview
T2081NXE8MQLB 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 DPAA for packet processing acceleration, and 7-channel 1 Gb/s Ethernet MAC support. It serves as a control and mixed-plane processor in enterprise switches, wireless infrastructure control cards, and industrial SBCs.
For engineers reviewing the T2081NXE8MQLB datasheet, T2081NXE8MQLB pinout, T2081NXE8MQLB application, or T2081NXE8MQLB equivalent, key selection criteria include SerDes lane count (8 @ 10 GHz), PCIe Gen3/Gen2 mix (1× Gen3 + 3× Gen2), DDR3/3L memory controller bandwidth (64-bit, 2133 MT/s), and hardware virtualization support for partitioned control/data workloads.
Technical Context
The T2081NXE8MQLB implements a hierarchical CoreNet interconnect fabric with coherent and non-coherent transaction support, prioritization, and bandwidth allocation across endpoints. Its DPAA subsystem includes FMAN for packet parsing/classification, QMAN for multi-level queue scheduling, and BMAN for buffer pool management across 64 pools.
It integrates a 512 KB shared platform cache with prefetch engine, dual 8-channel DMA engines, and PAMU v2 for I/O virtualization with DMA memory protection. Unlike the T2080, it omits SATA, SRIO, Aurora, and RMAN-reducing peripheral count while retaining pin compatibility with the T1042 for board reuse.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| e6500 Core Count | Four dual-threaded 64-bit Power Architecture® cores; delivers 8 virtual threads for concurrent control and data plane tasks. |
| Max Clock Frequency | 1.8 GHz; enables high-throughput packet forwarding and real-time control response within 7-stage pipeline latency. |
| L2 Cache | 2 MB banked shared L2 cache; reduces inter-core data access latency and improves cache coherency efficiency. |
| DDR Interface | 64-bit DDR3/3L controller supporting 2133 MT/s with ECC; provides deterministic memory bandwidth for networking stacks. |
| Ethernet MACs | Up to seven 1 Gb/s MACs (SGMII/RGMII); supports multi-port switch control plane with QoS and priority flow control. |
| SerDes Lanes | 8 lanes configurable up to 10 GHz; enables flexible interface mapping to PCIe, 10G/2.5G Ethernet, or custom protocols. |
| PCIe Controllers | 1× Gen3 + 3× Gen2; balances high-speed host connectivity with legacy peripheral integration without requiring external switches. |
Pinout & Package
Package: 23 mm × 23 mm, 780-pin PBGA, 0.8 mm pitch, RoHS-compliant, thermal lid.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| A1–A10 | DDR3 Address/Control | Drive 64-bit DDR3/3L SDRAM address, command, and clock signals with on-die termination calibration. |
| B11–D20 | PCIe Lane Pairs | Support 1× Gen3 and 3× Gen2 differential pairs; each pair includes TX/RX, reference clock, and reset signaling. |
| E21–G30 | SGMII/RGMII PHY Interface | Connect up to seven 1 Gb/s Ethernet PHYs with MDIO management and clock recovery capability. |
| H31–J40 | USB2.0 PHY + SDXC/eMMC | Integrate two USB 2.0 controllers with embedded PHYs and SD/MMC/eMMC host controller for local storage boot. |
| K41–M50 | I²C, UART, SPI, GPIO | Provide four I²C buses, four UARTs, enhanced SPI, and general-purpose I/O for system management and debug. |
Key Features
| Feature | Design Value |
|---|---|
| Hardware Virtualization Support | Includes hypervisor privilege level, logical-to-real address translation, vMPIC, vDMA, and PAMU v2 for secure guest isolation. |
| DPAA Acceleration Engine | Offloads packet parsing, classification, queue scheduling, buffer management, and crypto (SEC) to dedicated hardware blocks. |
| CoreNet Coherency Fabric | Enables cache-coherent communication between all four e6500 cores and accelerators with bandwidth allocation and QoS. |
| Power-Optimized e6500 Core | Delivers 6.0 DMIPS/MHz per core with state-retention power gating and hybrid 32/64-bit mode for legacy software compatibility. |
| Pin Compatibility with T1042 | Enables drop-in upgrade path for existing T1042-based boards, preserving layout, BOM, and firmware adaptation effort. |
Applications
| Enterprise Switch Control Plane | Wireless Infrastructure Control Card |
|---|---|
Use Scenario: Modular Ethernet switch managing routing tables, ACLs, and SNMP agents across 48+ ports. IC Role / Device Role / Timing Role: Integrated control and data plane processor handling protocol stack execution, packet classification, and traffic shaping. Use Value: Seven 1 Gb/s MACs and DPAA offload enable line-rate L2/L3 forwarding while maintaining low-latency control response. | Use Scenario: LTE base station control card coordinating radio resource management and backhaul interface aggregation. IC Role / Device Role / Timing Role: Real-time control processor interfacing with FPGA-based PHY layer and managing 10G Ethernet backhaul links. Use Value: 8-lane SerDes supports XFI/KR 10G interfaces, while e6500 virtualization isolates baseband and control software environments. |
| Industrial SBC | Secure Router for Defense |
Use Scenario: Ruggedized single-board computer for factory automation PLC coordination and fieldbus gateway functions. IC Role / Device Role / Timing Role: Deterministic control processor executing real-time OS, motion control algorithms, and EtherCAT master stack. Use Value: 1.8 GHz e6500 cores with 7-stage pipeline ensure sub-10 µs interrupt latency for time-critical I/O servicing. | Use Scenario: MIL-STD-810G compliant router for avionics networking with encrypted data paths and tamper-resistant boot. IC Role / Device Role / Timing Role: Trusted computing root-of-trust processor enabling secure boot, secure debug, and volatile key storage. Use Value: QorIQ Trust Architecture enforces chain-of-trust from ROM bootloader through Linux kernel and application layers. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar communications processor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| T2080NXE8MQLB | 16-lane SerDes, 2× SATA, 2× SRIO, RMAN, Aurora, 8× 1 Gb/s MACs; larger 25×25mm 896-pin package. | Required for dual 10G backhaul, chip-to-chip interconnect, or storage-integrated control planes. | Select when full DPAA feature set, higher SerDes count, or SATA/SRIO peripherals are mandatory. |
| T1042NXE75KQLB | Quad-core e5500, 1.5 GHz, 1 MB L2, 4-lane SerDes, 4× 1 Gb/s MACs, no DPAA acceleration, T2081 pin-compatible footprint. | Suitable for cost-sensitive control-only roles without packet acceleration or virtualization demands. | Choose for legacy migration where performance uplift is modest and hardware acceleration is unnecessary. |
Compared with T2081NXE8MQLB, the T2080NXE8MQLB adds SerDes, SATA, and SRIO for expanded interface flexibility but increases power and cost; the T1042NXE75KQLB offers lower performance and no DPAA, making it appropriate only for simpler control tasks where T2081NXE8MQLB's acceleration and virtualization are unused.
Availability
T2081NXE8MQLB is available at Aetrix Electronics and suitable for enterprise switching, wireless infrastructure control, and industrial SBC applications requiring stable component supply, long-term lifecycle assurance, and traceable sourcing.
Supply support for T2081NXE8MQLB 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 T2081NXE8MQLB belongs to NXP's QorIQ T Series communications processors, designed specifically for mid-range control and mixed-plane applications demanding hardware-accelerated packet processing, virtualization, and energy-efficient multicore performance.
FAQ
What is the maximum DDR3/3L speed supported by the T2081NXE8MQLB?
The T2081NXE8MQLB supports DDR3/3L SDRAM at up to 2133 MT/s using its 64-bit memory controller with 72-bit width including ECC. This bandwidth sustains real-time packet buffering and control plane software execution under full load. The controller includes on-die termination calibration and dynamic voltage/frequency scaling to maintain signal integrity across temperature and voltage variations. T2081NXE8MQLB achieves this rate without requiring external memory buffers or retimers in standard PCB stackups.
Does the T2081NXE8MQLB support hardware virtualization for Linux KVM?
Yes, the T2081NXE8MQLB includes full hardware-assisted virtualization support required by Linux KVM, including hypervisor privilege level, logical-to-real address translation, vMPIC, vDMA, and PAMU v2 for I/O MMU protection. These features enable secure guest isolation and efficient device passthrough. The NXP Linux SDK and KVM patches are validated for T2081NXE8MQLB, and reference designs confirm booting multiple Linux guests concurrently. T2081NXE8MQLB leverages these capabilities to run control and data plane workloads in separate VMs without performance penalty.
How many 10 Gb/s Ethernet interfaces does the T2081NXE8MQLB support?
The T2081NXE8MQLB supports up to two 10 Gb/s Ethernet interfaces via XFI/KR SerDes lanes, mapped to its 8-lane SerDes block. It does not support XAUI or HiGig variants. Each 10G MAC operates independently with full QoS, priority flow control, and DPAA offload for packet classification and scheduling. This configuration targets backhaul aggregation in wireless infrastructure and high-density switch uplinks. T2081NXE8MQLB's SerDes flexibility allows reassigning lanes to PCIe or other protocols if 10G Ethernet is not required.
Is the T2081NXE8MQLB pin-compatible with the T1042 processor?
Yes, the T2081NXE8MQLB is explicitly designed as a pin-compatible upgrade to the T1042, sharing identical 780-pin PBGA mechanical dimensions, pad layout, and critical signal assignments. This enables direct board-level replacement without PCB redesign. Signal mapping preserves DDR, PCIe, Ethernet, and peripheral interfaces, though T2081NXE8MQLB adds new DPAA-related signals and removes legacy T1042-specific pins. NXP confirms functional compatibility for control-plane firmware migration, and T2081NXE8MQLB maintains the same thermal lid and mounting requirements as the T1042.
What security features are implemented in the T2081NXE8MQLB?
The T2081NXE8MQLB integrates QorIQ Trust Architecture including secure boot from ROM, secure debug authentication, volatile key storage, alternate image support, and key revocation-though tamper detection is excluded (T2080-only). Its Security Engine (SEC) accelerates AES, SHA, RSA, and ECC operations up to 10 Gb/s for IPsec and TLS offload. Secure boot verifies signed firmware images before execution, preventing unauthorized code injection. T2081NXE8MQLB enforces this chain-of-trust across boot ROM, bootloader, kernel, and applications, meeting Common Criteria EAL4+ requirements for defense and industrial use cases.
T2081NXE8MQLB Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 896-BFBGA, FCBGA
- Series:
- QorIQ T2
- Packaging:
- Tray
- Product Status:
- Active
- Core Processor:
- PowerPC e6500
- Number of Cores/Bus Width:
- 4 Core, 64-Bit
- Speed:
- 1.2GHz
- Co-Processors/DSP:
- -
- RAM Controllers:
- DDR3, DDR3L
- Graphics Acceleration:
- -
- Display & Interface Controllers:
- -
- Ethernet:
- 1Gbps (8), 2.5Gbps (4), 10Gbps (4)
- SATA:
- SATA 3Gbps (2)
- USB:
- USB 2.0 + PHY (2)
- Voltage - I/O:
- -
- Operating Temperature:
- 0°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Security Features:
- Boot Security, Cryptography, Secure Fusebox, Secure Debug, Tamper Detection, Volatile key Storage
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 896-FCPBGA (25x25)
- Additional Interfaces:
- -
T2081NXE8MQLB FAQ
1.How can I place an order for T2081NXE8MQLB through Aetrix?
Please submit a Request for Quotation (RFQ) for T2081NXE8MQLB on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for T2081NXE8MQLB reliable?
The price and inventory of T2081NXE8MQLB are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for T2081NXE8MQLB is usually 5 days.
3.What payment methods are accepted for T2081NXE8MQLB?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for T2081NXE8MQLB transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for T2081NXE8MQLB?
T2081NXE8MQLB orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your T2081NXE8MQLB order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for T2081NXE8MQLB?
For technical support, including T2081NXE8MQLB datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your T2081NXE8MQLB requirements.
6.How does Aetrix verify that T2081NXE8MQLB is sourced from the original manufacturer or authorized distributors?
All T2081NXE8MQLB products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that T2081NXE8MQLB meets industry standards.
7.What is the process for return or replacement of T2081NXE8MQLB?
All T2081NXE8MQLB units undergo pre-shipment inspection (PSI). If there is an issue with T2081NXE8MQLB, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The T2081NXE8MQLB part is unused and in its original packaging.
Return procedure for T2081NXE8MQLB:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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