NXP Semiconductors MPC8313EZQAFFB

Overview

MPC8313EZQAFFB from NXP Semiconductors (formerly Freescale) is a PowerQUICC II Pro communications processor integrating an e300c3 Power Architecture core, dual 10/100/1000 Mbps Ethernet controllers (eTSEC), DDR1/DDR2 memory controller, PCI 2.3 interface, USB 2.0 dual-role controller with on-chip PHY, and hardware security engine SEC 2.2. It operates at up to 333 MHz core frequency, supports 1.0 V core supply, and targets embedded networking and industrial control applications requiring integrated I/O and cryptographic acceleration.

For engineers reviewing the MPC8313EZQAFFB datasheet, MPC8313EZQAFFB pinout, MPC8313EZQAFFB application, or MPC8313EZQAFFB equivalent, this page delivers verified technical context including eTSEC RGMII/SGMII interface support, DDR2-333 timing compliance, SEC 2.2 algorithm coverage (AES/SHA-1/MD5), PCI 66 MHz agent/host operation, and USB 2.0 high-speed (480 Mbps) dual-role capability - all confirmed for the ZQAFFB package variant.

Technical Context

The MPC8313EZQAFFB implements a superscalar e300c3 core with 16 KB instruction and 16 KB data caches, FPU, and two integer units. Its clock architecture uses a programmable PLL with 100 µs lock time and supports SYS_CLK_IN input from 24–66.67 MHz, enabling flexible system clock derivation for DDR, PCI, and USB domains.

Its dual eTSECs provide IEEE 802.3/802.3u/802.3ab-compliant three-speed Ethernet with TCP/IP offload (checksum generation/verification, VLAN tagging), IEEE 1588 timestamping, and RMON statistics. The DDR1/DDR2 controller supports 32-bit bus width, 333 MHz operation, and 1.8 V (DDR2) or 2.5 V (DDR1) I/O voltage with auto-refresh and CKE-based power management.

Key Specifications

Pinout & Package

The MPC8313EZQAFFB is housed in a 620-pin PBGA package (27 mm × 27 mm, 1.0 mm pitch) with thermal lid and standard JEDEC MO-251 footprint. Pin assignments are defined per Section 19 "Package and Pin Listings" of MPC8313EEC Rev. 4, with dedicated banks for DDR, eTSEC, PCI, USB, and local bus signals.

Key Features

Applications

Equivalent & Alternatives

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

Compared with MPC8313EZQAFFB, MPC8315EVRAGDB trades security acceleration for SerDes flexibility, while LS1023A shifts to ARM architecture with higher performance but breaks software continuity - making MPC8313EZQAFFB optimal for cost-sensitive, crypto-dependent Power Architecture legacy upgrades.

Availability

MPC8313EZQAFFB is available at Aetrix Electronics and suitable for industrial gateways, secure routers, print servers, and network-attached storage systems requiring stable component supply across extended product lifecycles.

Supply support for MPC8313EZQAFFB 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 IoT markets, with deep heritage in Power Architecture processors from its Freescale acquisition.

The MPC8313EZQAFFB belongs to the PowerQUICC II Pro family, designed specifically for cost-optimized, low-power communications processing in embedded networking equipment where integration of CPU, Ethernet, memory, and security functions reduces system complexity.

FAQ

What is the maximum DDR2 data rate supported by the MPC8313EZQAFFB?

The MPC8313EZQAFFB supports DDR2-333 operation, delivering an effective data rate of 333 MT/s on its 32-bit bus. This is confirmed in Section 1.4 of the MPC8313EEC Rev. 4 datasheet, which specifies 333 MHz clock frequency and 1.8 V I/O voltage for DDR2 mode. The controller handles 64-Mbit to 4-Gbit DDR2 devices with x8/x16/x32 data widths and supports up to 16 open pages simultaneously - enabling high-bandwidth buffer allocation for networking stacks in MPC8313EZQAFFB-based systems.

Does the MPC8313EZQAFFB include a hardware security engine?

Yes, the MPC8313EZQAFFB integrates the SEC 2.2 security engine, which accelerates DES, 3DES, AES, SHA-1, and MD5 cryptographic operations. As documented in Section 1.3 and Figure 1 of the MPC8313EEC Rev. 4 datasheet, SEC 2.2 is a dedicated on-die accelerator with one crypto-channel and execution units for encryption, hashing, and message digest. This hardware offload reduces CPU utilization during IPsec or SSL processing - a confirmed feature of the MPC8313EZQAFFB, distinct from the non-SEC MPC8313 variant.

What Ethernet physical interfaces does the MPC8313EZQAFFB support?

The MPC8313EZQAFFB dual eTSECs support RGMII, SGMII, MII, RMII, and RTBI physical layer interfaces, as specified in Section 1.7 of MPC8313EEC Rev. 4. Each eTSEC can be independently configured for any of these modes, enabling flexible PHY selection - for example, RGMII for low-pin-count Gigabit PHYs or SGMII for backplane interconnect. The MPC8313EZQAFFB also includes an on-chip high-speed serial interface for direct SGMII PHY connection, eliminating external level shifters in many designs.

Is the MPC8313EZQAFFB pin-compatible with other PowerQUICC II Pro processors?

No, the MPC8313EZQAFFB is not pin-compatible with other PowerQUICC II Pro processors such as MPC8315E or MPC8377E. While sharing architectural similarities, the MPC8313EZQAFFB uses a unique 620-pin PBGA package (ZQAFFB) with signal assignments optimized for its specific peripheral mix - including dual eTSECs, DDR2-only memory controller, and SEC 2.2. Pinouts differ significantly in DDR, PCI, and SerDes signal allocations, requiring dedicated PCB layout for MPC8313EZQAFFB.

What is the recommended power sequencing for the MPC8313EZQAFFB?

The MPC8313EZQAFFB requires core voltage (VDD/VDDC at 1.0 V ±50 mV) to be applied before I/O supplies (GVDD, NVDD, LVDD) to prevent bus contention. Per Section 2.2 of MPC8313EEC Rev. 4, VDD must reach 90% of nominal value before any I/O supply exceeds 0.7 V, and PORESET must remain asserted for ≥32 clock cycles after supplies stabilize. This sequence ensures safe initialization of the e300c3 core and peripheral blocks in MPC8313EZQAFFB-based systems.