NXP Semiconductors MPC8545VJAQGD

Overview

MPC8545VJAQGD from NXP Semiconductors (formerly Freescale) is a PowerQUICC III integrated communications processor featuring a 32-bit e500 core, 512-Kbyte L2 cache/SRAM, DDR/DDR2 memory controller, four enhanced three-speed Ethernet controllers (eTSEC), PCI Express, Serial RapidIO, and integrated security engine (SEC). It operates at up to 1.33 GHz core frequency and targets high-throughput network infrastructure applications including enterprise routers and telecom gateways.

For engineers reviewing the MPC8545VJAQGD datasheet, MPC8545VJAQGD pinout, MPC8545VJAQGD application, or MPC8545VJAQGD equivalent, this page delivers verified technical context, package mapping, functional pin roles, real-world use scenarios, and validated alternative parts - all grounded in Freescale's MPC8548E Hardware Specifications Rev. 10 (2014), which explicitly states that "most of the material applies to the other family members, such as MPC8547E, MPC8545E, and MPC8543E" with documented variant-specific differences in pinout and frequency range.

Technical Context

The MPC8545VJAQGD implements the e500v2 core compliant with Power Architecture® technology, supporting 36-bit real addressing, MMU with 4-Kbyte to 4-Gbyte page sizes, and dual-precision floating-point APU. Its memory subsystem includes a 64-bit DDR/DDR2 SDRAM controller with full ECC, up to 16 Gbytes capacity, and on-die termination for DDR2.

It integrates four eTSECs compliant with IEEE 802.3/802.3u/802.3z/802.3ab, supporting GMII/MII/RGMII/RTBI/RMII interfaces, TCP/IP acceleration (IPv4/IPv6 header recognition, checksum offload), and QoS with eight transmit/receive queues. The device also features PCI Express 1.0a (x1–x8), Serial RapidIO 1.2 (1.25–3.125 Gbaud), and an integrated SEC with AES, DES, SHA, RSA, and RNG units.

Key Specifications

Pinout & Package

The MPC8545VJAQGD is housed in a 1296-pin, 35 mm × 35 mm, 1.0 mm pitch, RoHS-compliant PBGA package (package code: VJA). Pin assignment follows the MPC8548E pinout layout per Freescale documentation, with variant-specific signal allocation confirmed for MPC8545E family members.

Key Features

Applications

Equivalent & Alternatives

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

Compared with MPC8545VJAQGD, MPC8548VJAQGD delivers higher compute headroom for future firmware upgrades but requires tighter thermal design, while MPC8543EVRAQGD sacrifices interconnect bandwidth and port count to meet aggressive cost targets - making MPC8545VJAQGD the optimal balance of performance, I/O flexibility, and thermal efficiency for mid-tier carrier-grade equipment.

Availability

MPC8545VJAQGD is available at Aetrix Electronics and suitable for enterprise routing, wireless infrastructure, industrial Ethernet switching, and secure network appliance applications requiring stable component supply across multi-year production cycles.

Supply support for MPC8545VJAQGD 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 communications markets, formed from the acquisition of Freescale Semiconductor in 2015.

The MPC8545VJAQGD belongs to the PowerQUICC III family - designed specifically for high-performance, integrated communications processing in carrier-class networking equipment where deterministic latency, hardware-accelerated security, and multi-protocol I/O convergence are critical.

FAQ

What is the maximum operating frequency of the MPC8545VJAQGD?

The MPC8545VJAQGD is rated for a maximum core frequency of 1.33 GHz, with corresponding CCB (platform bus) frequency of 533 MHz. This rating is validated under typical-105 conditions (Tj = 105°C, VDD = 1.1 V) using Dhrystone benchmarking, and aligns with Freescale's MPC8548E Hardware Specifications Rev. 10, which confirms MPC8545E family members share the same frequency scaling behavior as the MPC8548E with variant-specific upper limits.

Does the MPC8545VJAQGD support DDR2 memory with on-die termination?

Yes, the MPC8545VJAQGD DDR/DDR2 memory controller supports on-die termination (ODT) specifically for DDR2 operation, as documented in Section 6 of the MPC8548E Hardware Specifications. ODT is enabled via configuration registers and is required for signal integrity compliance with JEDEC DDR2 standards at data rates up to 533 MT/s (266 MHz clock).

Can the MPC8545VJAQGD operate as a PCI Express root complex?

Yes, the MPC8545VJAQGD PCI Express interface supports configurable operation as either root complex or endpoint, per Section 17 of the MPC8548E Hardware Specifications. This capability is implemented in hardware and selected via strap pins or configuration word during reset, enabling flexible system topology design for host or peripheral roles.

What security algorithms are accelerated by the integrated SEC in the MPC8545VJAQGD?

The MPC8545VJAQGD integrated Security Engine (SEC) accelerates AES-128/192/256 (ECB/CBC/CTR/CCM), DES/3DES (ECB/CBC), SHA-1/256, MD5, HMAC, RSA-2048, Diffie-Hellman, elliptic curve cryptography (F2m/Fp up to 511 bits), Kasumi (F8/F9), and ARC4 ciphers - all confirmed in Section 5 of the MPC8548E Hardware Specifications and applicable to the MPC8545E family per the document's scope statement.

Is the MPC8545VJAQGD pin-compatible with the MPC8548VJAQGD?

Yes, the MPC8545VJAQGD and MPC8548VJAQGD share identical 1296-pin PBGA packaging and pinout, as verified in Section 19 ("Package Description") and Figure 19-1 of the MPC8548E Hardware Specifications. Functional differences are limited to maximum frequency grade and thermal specifications - no PCB redesign is required when upgrading from MPC8545VJAQGD to MPC8548VJAQGD.