MPC8533VTALFA
MPC8533VTALFA - PowerQUICC III 667MHz SoC MPU | NXP
The NXP MPC8533VTALFA is a PowerQUICC III communications processor built on the PowerPC e500v2 core, integrating a single 32-bit core running at up to 667 MHz in a 783-pin FCBGA (29x29 mm) package. It targets Ethernet-only or PCIe interworking applications and combines a high-performance CPU subsystem with DDR1/DDR2 memory controllers, dual Gigabit Ethernet, USB, PCI/PCIe, and security acceleration in a single chip.
The PowerQUICC III family belongs to the broader communications-processor category, which itself is a subclass of embedded microprocessors (MPU). An MPU integrates the CPU core, memory controller, peripherals, and often hardware accelerators into one SoC, sitting above standard microcontrollers in integration. PowerQUICC III devices extend this concept with integrated networking and security engines designed for line-card, router, and multifunction-printer (MFP) workloads, making them members of the power-management-aware communications SoC family.
Key features include an integrated security engine (SEC 2.0) for IPSec, TLS, and bulk encryption, hardware-accelerated pattern matching, dual 10/100/1000 Mbps Ethernet MACs, two PCI/PCIe controllers, a USB 2.0 device/host interface, DDR1/DDR2 memory controller with ECC, and a 667 MHz e500v2 core with dual-dispatch superscalar, 7-stage out-of-order pipeline. The 783-FCBGA package exposes extensive I/O for parallel peripheral buses and high-speed serial lanes. Operating supply voltages are 1.8 V, 2.5 V, and 3.3 V for the core and I/O rails, with the commercial 0 °C to 90 °C temperature range.
Architecturally, the e500v2 core is a Book-E-compliant implementation with signal-processing extensions (SPE), supporting both 32-bit and 64-bit floating-point modes via embedded FP. The integrated SEC 2.0 block accelerates DES, 3DES, AES, ARC4, MD5, and SHA-1/2, offloading cryptography from the core. The DDR controller supports up to DDR2-667 with ECC for high memory integrity in networking and storage applications.
Typical applications include enterprise networking line cards, secure VPN routers, industrial gateways, advanced multifunction printers (MFP), networked storage controllers, and PCI/PCIe interworking bridges. The combination of dual GbE, PCIe, USB, and on-chip security makes the MPC8533VTALFA well suited for OEM designs that need wire-speed packet processing without an external NIC.
When designing with this device, allocate a minimum 6-layer PCB stack-up with dedicated ground and power planes to isolate the 667 MHz core from the high-speed SERDES and DDR2 interface. Thermal management is important: the 783-FCBGA package dissipates significant power under full networking load and requires a thermal pad, via array, and adequate airflow to keep the junction within its 90 °C commercial limit.
This page consolidates distributor pricing, NXP PCN/EOL status, drop-in alternatives from the same PowerQUICC III family, and practical PCB and thermal design guidance not found in the manufacturer datasheet.
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