MPC8540PX833LC - PowerQUICC III 833MHz Host Processor | NXP
MPN： MPC8540PX833LC ✓ 啟用中MPC8540PX833LC 概覽
A microprocessor (MPU) is the central processing unit of an embedded system, executing operating-system and protocol-stack code that coordinates peripherals, memory, and off-chip I/O. The MPC8540 belongs to the PowerQUICC III family, descended from Freescale's MPC8xx and MPC82xx PowerQUICC lines; it sits in the hierarchy: MPU -> embedded processor -> integrated host processor -> PowerPC architecture -> PowerQUICC family. This product type is typically used where a system-on-chip integrates both computation and the communications peripherals needed for line cards, routers, and storage controllers, reducing board area and BOM versus a discrete CPU-plus-bridge design.
Key features include the PowerPC e500 core with dual-issue execution, integrated DDR/DDR2 memory controller with ECC support, four GigaEthernet MACs (two SGMII/SerDes capable), a TCP/IP acceleration engine (CCE), and PCI/PCI-X bridge. The device also integrates local bus and serial RapidIO interfaces for high-speed interconnect to FPGAs or companion processors in modular designs.
Process technology is 0.13 um CMOS with a core voltage near 1.2 V and I/O at 2.5 V / 3.3 V, achieving 833 MHz operation at moderate power. Security and reliability features include parity on internal buses and ECC on external memory, supporting carrier-grade uptime requirements.
Typical applications include enterprise routers and switches, wireless base-station baseband and control cards, network-attached storage (NAS) controllers, industrial control planes, and telecom line cards. The 783-ball FCBGA provides high pincount for parallel memory and multi-GbE SerDes interfaces.
Designers should plan thermal management for the FCBGA from the start; the package has limited heat-spreader compatibility. JTAG/cOP supports boundary-scan bring-up and the on-chip CCE can offload 100 Mbps-class encryption tasks, but background processing and DMA tuning still require driver-level configuration.
This page synthesizes distributor pricing, same-package drop-in alternatives, and field design notes not consolidated in the manufacturer datasheet. Prices are listed as of 2026-10-16.
直接替換替代品，適用於 MPC8540PX833LC — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： MPC8540PX833LC （相同外形與佔位） — 差異在於 Memory Controller, Data Bus Width, Security Engine, Mounting Type, Package.
MPC8540PXAQFC
✅ 直接替換📋 參考替代品（不在目錄中）
MPC8540PX833LB
✅ 直接替換聯絡詢價
查看資料表 →MPC8541VTAPF
✅ 直接替換聯絡詢價
查看資料表 →MPC8543VTAQG
✅ 直接替換📋 參考替代品（不在目錄中）
MPC8555EVTAPF
✅ 直接替換聯絡詢價
查看資料表 →MPC8548EVJAUJD
✅ 直接替換📋 參考替代品（不在目錄中）
MPC8540PX833LC 最大額定值與電氣特性
| Manufacturer | NXP Semiconductors (originally Freescale) |
| Product Family | PowerQUICC III |
| Processor Type | MPC85xx PowerQUICC III, 32-bit |
| Core Architecture | PowerPC e500 |
| Core Count | 1 |
| Operating Frequency | 833 MHz |
| Core Voltage | 1.2 V |
| I/O Voltage | 2.5 V / 3.3 V |
| 封裝 | 783-FCPBGA (29x29 mm) |
| Process Technology | 0.13 um CMOS |
| Memory Controller | DDR/DDR2 with ECC |
| Ethernet MACs | 4 Gigabit (incl. SGMII) |
| PCI Interface | PCI / PCI-X |
| Acceleration Engine | Communications Engine (CCE) |
| Lead-Free Status | Contains Lead |
MPC8540PX833LC 783-fcpbga (29x29 mm) 腳位配置指南
MPC8540PX833LC（783-fcpbga (29x29 mm) 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： MPC8540PX833LC.
請參閱 資料表 以查看完整腳位配置。
典型應用
MPC8540PX833LC 適用於 7 應用s: Enterprise Router Control Plane, Wireless Base Station Baseband Card, Network-Attached Storage (NAS) Controller, Industrial Control Plane and Gateways, Telecom Line Card, Voice over IP (VoIP) Media Gateway, Printer and Imaging Controller Board.
Enterprise Router Control Plane
The MPC8540PX833LC suits enterprise router control-plane processors by combining a PowerPC e500 core at 833 MHz with quad Gigabit Ethernet MACs and a Communications Engine (CCE) for protocol acceleration. The 833 MHz performance headroom keeps routing tables in cache and handles BGP/OSPF packet bursts, while the integrated DDR/DDR2 controller with ECC protects forwarding tables from soft errors. Per the Freescale PowerQUICC III brief, this part is intended for routers that aggregate multiple GbE links without requiring an external NP. Placed on a line card, the MPC8540PX833LC scales from edge routers to enterprise aggregation switches where deterministic performance and four Ethernet ports are needed in a single chip.
推薦
Wireless Base Station Baseband Card
In wireless base-station baseband cards, the MPC8540PX833LC handles Layer 2/3 processing, timing, and OAM while keeping tight power budgets. The PowerPC e500 at 833 MHz provides the deterministic throughput required for protocol-stack termination and backhaul aggregation. The 783-FCPBGA exposes SerDes lanes that connect directly to SGMII PHYs and to FPGA co-processors for PHY-layer DSP, allowing designers to reuse the same platform from 3G to LTE FDD/TDD with firmware swaps. ECC on the DDR2 memory bus is essential for carrier-grade uptime as required by telecom operators, and the MPC8540's PCI-X port offers a path to legacy digital-radio cards.
推薦
Network-Attached Storage (NAS) Controller
The MPC8540PX833LC is well-suited to NAS controllers where the PowerPC e500 coordinates RAID, iSCSI, NFS, and SMB stacks. The DDR2 controller with ECC ensures memory integrity under multi-protocol load, while the PCI-X interface connects to SAS/SATA controller chips for disk aggregation. The integrated CCE can accelerate checksum and AES offload, reducing host CPU overhead for high-throughput file operations. Power dissipation of the FCBGA is dominated by core current at 1.2 V; a 4-layer PCB with inner power planes keeps thermal performance acceptable in 1U rack enclosures.
推薦
Industrial Control Plane and Gateways
Industrial gateways benefit from the MPC8540PX833LC's combination of deterministic PowerPC processing and Quad Ethernet switching, which can bridge factory-floor protocols (PROFINET, EtherNet/IP, Modbus TCP) to enterprise networks. The PCI-X port allows expansion through FPGA cards for industrial bus connectivity, while the integrated CCE secures production data with hardware-accelerated IPsec/TLS. Operating-system support is mature (VxWorks, Linux with BSP), accelerating time-to-market for industrial OEM designs and replacing legacy MPC82xx designs with the same Freescale/NXP ecosystem.
推薦
Telecom Line Card
Telecom line cards in carrier-grade systems rely on the MPC8540PX833LC for ATM/PWE/Ethernet interworking with deterministic performance. The four Gigabit Ethernet MACs, two routed through SerDes for SGMII fiber uplinks, deliver the bandwidth density demanded by metro aggregation; the local bus supports glueless glue-logic to TDM framers. The integrated DDR2 controller with ECC is essential for compliance with NEBS standards on memory integrity. JTAG/cOP allows manufacturing-level boundary scan and on-chip debug for the 783-FCPBGA assembly, simplifying production test and field diagnostics.
推薦
Voice over IP (VoIP) Media Gateway
In VoIP media gateways, the MPC8540PX833LC provides the packet processing throughput and signal-handling capability needed for TDM-to-IP conversion. The CCE accelerates RTP jitter buffer operations and IPsec SRTP encryption simultaneously, offloading what would otherwise require a dedicated DSP. The PowerPC e500 with MMU supports a real-time OS or Linux with PREEMPT_RT, giving developers flexibility for high-availability gateways. The PCI-X expansion slot supports DSP cards for legacy vocoder support, while the integrated GMII interfaces allow redundant Ethernet uplinks to PBX systems.
推薦
Printer and Imaging Controller Board
High-end multifunction printers and production imaging systems use the MPC8540PX833LC as their scanner/print-pipeline controller, where the PowerPC e500 coordinates scan-to-email, format conversion, and RIP pipelines. The PCI-X interface connects to engine boards and FPGA image processors, while the integrated Ethernet ports support Gigabit connectivity for office deployment. DDR2 memory with ECC ensures image data integrity under high-duty-cycle operation. The same FCBGA family footprint used by other PowerQUICC III parts lets the OEM reuse PCB layout across multiple product SKUs.
推薦
推薦產品摘要
工程參考資料，適用於 MPC8540PX833LC — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | MPC8540PXAQFC | MPC8540PX833LB | MPC8541VTAPF | MPC8543VTAQG | MPC8555EVTAPF | MPC8548EVJAUJD |
|---|---|---|---|---|---|---|---|
| Package | 783-FCPBGA (29x29) | 783-FCPBGA (29x29) - same | 783-FCPBGA (29x29) - same | 783-FCPBGA (29x29) - same | 783-FCPBGA (29x29) - same | 783-FCPBGA (29x29) - same | 783-FCPBGA (29x29) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core Architecture | PowerPC e500 | PowerPC e500 | PowerPC e500 | PowerPC e500 | PowerPC e500 | PowerPC e500 | PowerPC e500 (enhanced) |
| Process Technology | 0.13 um CMOS | 0.13 um CMOS | 0.13 um CMOS | 0.13 um CMOS | 0.13 um CMOS | 0.13 um CMOS | 90 nm CMOS |
| Memory Controller | DDR/DDR2 with ECC | DDR/DDR2 with ECC | DDR/DDR2 with ECC | DDR/DDR2 with ECC | DDR/DDR2 with ECC | DDR/DDR2 with ECC | DDR2/DDR3 with ECC |
| Ethernet MACs | 4x Gigabit (2 SGMII SerDes) | 4x Gigabit (2 SGMII) | 4x Gigabit (2 SGMII) | 4x Gigabit (enhanced) | 4x Gigabit (QoS-enhanced) | 4x Gigabit + cPCI | Enhanced fabric SerDes |
| PCI / Local Bus | PCI / PCI-X + Local Bus | PCI / PCI-X + Local Bus | PCI / PCI-X + Local Bus | PCI / PCI-X + Local Bus | PCI / PCI-X + Local Bus | PCI / PCI-X + Local Bus | PCI-X + Serial RapidIO |
主要差異化特點
- Same FCBGA footprint across multiple PowerQUICC III speeds (對比MPC8540PXAQFC and MPC8540PX833LB)
- Integrated quad GbE with SerDes (對比MPC8548EVJAUJD)
- Communications Engine (CCE) acceleration (對比MPC8555VTAPF)
設計說明
Estimated: at 1.2 V core and 833 MHz, the FCBGA consumes on the order of 5-8 W typical. Designers should attach a heatsink compatible with 29x29 mm FCBGA land pattern; thermal simulations should assume junction-to-ambient 31.4 C/W or larger without airflow. Adequate copper area under the package and inner power planes are required. Severity: recommended.
Use 50 ohm controlled-impedance routing for all SerDes and SGMII lanes, and keep DDR2 trace lengths matched within +/-25 mils on the address/command group per NXP MPC8540 Design Checklist. Reference NXP AN2922 and AN3221 (DDR2 design and SerDes layout) when laying out the PCB. Severity: recommended.
Do not confuse the MPC8540 (PowerQUICC III) with the MPC8536 (also PowerQUICC III but different SerDes/fabric). Verify against NXP's part-number decoder before laying out. Also verify errata: eTSEC and PCI-X errata exist for early silicon revisions that may require software workarounds. Severity: critical.
合規資訊
Lead-Free Status: 'Contains Lead' per DigiChip parts data (MPC8540PX833LC variant). RoHS, REACH, and halogen-free data not found in provided distributor snippets - check NXP Longevity program documentation for RoHS-compliant ordering suffix.