NXP Semiconductors MPC8545VJATGD

Overview

MPC8545VJATGD from NXP (formerly Freescale) is a PowerQUICC III integrated communications processor featuring a 32-bit e500v2 core, 512-Kbyte L2 cache/SRAM, dual DDR/DDR2 memory controller (64-bit, up to 16 GB), four enhanced three-speed Ethernet controllers (10/100/1000 Mbps), and integrated security engine (SEC) supporting AES, DES, SHA, RSA, and ECC. It targets high-performance networking control plane applications including enterprise routers and telecom infrastructure.

For engineers reviewing the MPC8545VJATGD datasheet, MPC8545VJATGD pinout, MPC8545VJATGD application, or MPC8545VJATGD equivalent, key selection criteria include its 1.0 GHz core frequency, 133 MHz CCB platform clock, 1.1 V core supply, 324-pin PBGA package with 27 × 27 mm footprint, and support for PCI Express x8 or 4× Serial RapidIO configurations.

Technical Context

The MPC8545VJATGD implements the e500v2 core with 32-Kbyte L1 instruction and data caches (parity-protected), double-precision floating-point APU, and 36-bit real addressing. Its memory subsystem includes a programmable DDR/DDR2 controller with full ECC, on-die termination for DDR2, and support for registered DIMMs.

Integrated high-speed I/O comprises four eTSECs with TCP/IP offload (IPv4/v6 header checksum, VLAN, jumbo frames), two PCI/PCI-X controllers (one 32-/64-bit at up to 133 MHz, one 32-bit at 16–66 MHz), PCI Express 1.0a (x8/x4/x2/x1, root/endpoint), and Serial RapidIO 1.2 (1.25/2.5/3.125 Gbaud per lane). The SEC supports four crypto-channels with AES-128/192/256, SHA-1/256, RSA-2048, and ECC-511.

Key Specifications

Pinout & Package

Package: 324-pin PBGA (27 mm × 27 mm, 1.0 mm pitch, RoHS-compliant). Thermal pad on underside requires soldered thermal connection to PCB ground plane for junction temperature control up to 105°C.

Key Features

Applications

Equivalent & Alternatives

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

Compared with MPC8545VJATGD, MPC8548VJATLD offers higher compute headroom for future-proofing, while MPC8543VJATLD reduces BOM cost and power at the expense of I/O flexibility and crypto throughput-making each suitable for distinct tiers of networking equipment.

Availability

MPC8545VJATGD is available at Aetrix Electronics and suitable for enterprise router control plane, telecom base station controller, industrial Ethernet gateway, and secure network appliance applications requiring stable component supply across extended product lifecycles.

Supply support for MPC8545VJATGD 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, and networking markets, with roots in Freescale's PowerQUICC legacy.

The MPC8545VJATGD belongs to the PowerQUICC III family, designed specifically for high-reliability communications infrastructure requiring integrated processing, networking I/O, and hardware-accelerated security in a single SoC.

FAQ

What is the maximum DDR2 memory capacity supported by the MPC8545VJATGD?

The MPC8545VJATGD supports up to 16 GB of DDR2 SDRAM using its 64-bit memory controller across four independent banks, with each bank accommodating up to 4 GB of ×8 or ×16 DRAM devices. Full ECC protection is implemented on 64-bit boundaries, and on-die termination ensures signal integrity at DDR2 data rates up to 400 MT/s. This capacity is confirmed in Section 6 of the MPC8548E Hardware Specifications document, which applies identically to the MPC8545VJATGD.

Does the MPC8545VJATGD support PCI Express endpoint mode?

Yes, the MPC8545VJATGD supports PCI Express 1.0a in both root complex and endpoint configurations, as specified in Section 17 of the MPC8548E Hardware Specifications. It implements x8, x4, x2, and x1 link widths with auto-detection of connected lanes, 256-byte maximum payload size, and virtual channel 0 only. Endpoint mode enables the MPC8545VJATGD to function as a high-bandwidth peripheral in host systems, such as blade server management controllers or PCIe-based network interface cards.

What cryptographic algorithms does the integrated security engine (SEC) in the MPC8545VJATGD accelerate?

The MPC8545VJATGD's integrated security engine accelerates AES-128/192/256 (ECB/CBC/CTR/CCM), DES/3DES (ECB/CBC), SHA-1/SHA-256, MD5, HMAC, RSA-2048, Diffie-Hellman, elliptic curve cryptography (F2m/Fp up to 511 bits), ARC4, Kasumi (F8/F9), and random number generation. These capabilities are documented in Section 5 of the MPC8548E Hardware Specifications and apply directly to the MPC8545VJATGD as a member of the same PowerQUICC III family.

What is the recommended power-up sequencing for the MPC8545VJATGD?

The MPC8545VJATGD requires strict power sequencing: first apply VDD, AVDD, BVDD, LVDD, OVDD, SVDD, TVDD, and XVDD (all within 50 ms), then GVDD. This sequence ensures DDR interface stability and prevents indeterminate states on DRAM signals during initialization. The requirement is explicitly defined in Section 2.2 "Power Sequencing" of the MPC8548E Hardware Specifications, and applies identically to the MPC8545VJATGD due to shared silicon architecture and electrical design.

How many Ethernet MAC interfaces does the MPC8545VJATGD provide, and what physical layer interfaces are supported?

The MPC8545VJATGD provides four enhanced three-speed Ethernet controllers (eTSECs), each supporting 10/100/1000 Mbps operation. Supported physical layer interfaces include GMII, MII, TBI, RTBI, RGMII, and RMII - enabling flexible PHY selection for copper, fiber, or backplane interconnects. This capability is detailed in Section 8 of the MPC8548E Hardware Specifications and is consistent across the MPC8545VJATGD, MPC8547E, and MPC8548E family members.