NXP Semiconductors MPC8313CVRAFF

Overview

MPC8313CVRAFF from NXP Semiconductors (formerly Freescale) is a PowerQUICC II Pro communications processor featuring an e300c3 Power Architecture core running at 333 MHz, dual 10/100/1000 Mbps Ethernet controllers with RGMII/SGMII/MII support, DDR1/DDR2 memory controller (up to 333 MHz), 32-bit PCI interface (66 MHz), USB 2.0 dual-role controller with on-chip PHY, and integrated four-channel DMA. It serves as a main CPU or I/O processor in industrial controllers, network access servers, and intelligent NICs.

For engineers reviewing the MPC8313CVRAFF datasheet, MPC8313CVRAFF pinout, MPC8313CVRAFF application, or MPC8313CVRAFF equivalent, key selection criteria include its 333 MHz e300c3 core frequency, dual gigabit Ethernet MACs with IEEE 1588 support, DDR2-333 memory interface, PCI 2.3 compliance, and USB 2.0 host/device capability - all in a 484-pin PBGA package rated for 0–105°C operation.

Technical Context

The MPC8313CVRAFF integrates a superscalar e300c3 core with 16 KB instruction and 16 KB data caches, FPU, and two integer units. Its memory subsystem supports single 16-/32-bit DDR1/DDR2 interfaces up to 333 MHz with auto-refresh, CKE-based power management, and 1.8 V / 2.5 V SSTL2-compatible I/O.

Its dual enhanced three-speed Ethernet controllers (eTSECs) implement full TCP/IP acceleration including IPv4/IPv6 header recognition, VLAN/PPPoE/MPLS stack parsing, per-packet configurable offload, and hardware checksum generation/verification. The security engine (SEC 2.2) is omitted in the MPC8313 variant per Figure 1 note - distinguishing it from the MPC8313E.

Key Specifications

Pinout & Package

Package: 484-pin Plastic Ball Grid Array (PBGA), 31 mm × 31 mm, 1.0 mm ball pitch, RoHS-compliant. Thermal pad on underside for heatsink attachment.

Key Features

Applications

Equivalent & Alternatives

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

Compared with MPC8315EVRAGD and MPC8377ERVAAH, the MPC8313CVRAFF delivers optimal balance of performance, integration, and power efficiency for non-security-critical industrial and networking applications - avoiding unnecessary silicon area and thermal budget while retaining full dual-gigabit Ethernet and DDR2 capability.

Availability

MPC8313CVRAFF is available at Aetrix Electronics and suitable for industrial controllers, network access servers, and intelligent NICs requiring stable component supply across extended product lifecycles.

Supply support for MPC8313CVRAFF 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 company formed from the spin-off of Philips' semiconductor division, specializing in secure connectivity solutions for automotive, industrial, and IoT markets.

The MPC8313CVRAFF belongs to the PowerQUICC II Pro family, designed specifically for cost-sensitive, low-power communications infrastructure requiring integrated Ethernet, PCI, USB, and DDR memory interfaces without cryptographic acceleration.

FAQ

Does the MPC8313CVRAFF include a security engine?

No, the MPC8313CVRAFF does not include a security engine. As explicitly noted in the MPC8313E Hardware Specifications document (Figure 1 caption), "The MPC8313 does not include a security engine." This distinguishes it from the MPC8313E and later variants like MPC8315E, which integrate SEC 2.2 for cryptographic acceleration. The MPC8313CVRAFF relies on software-based security or external accelerators.

What is the maximum DDR2 data rate supported by the MPC8313CVRAFF?

The MPC8313CVRAFF supports DDR2 SDRAM at up to 333 MHz clock frequency, corresponding to DDR2-667 data rate (333 MT/s). This is confirmed in Section 1.4 of the Hardware Specifications, which states the DDR1/DDR2 memory controller supports "up to 333 MHz" and specifies 1.8 V ± 80 mV GVDD for DDR2-333 operation with 32-bit bus width.

Is the MPC8313CVRAFF pin-compatible with the MPC8313E?

No, the MPC8313CVRAFF is not pin-compatible with the MPC8313E. While both share the same 484-pin PBGA package outline, the MPC8313E includes a security engine and associated signals absent in the MPC8313CVRAFF. Pin assignments for security-related functions (e.g., SEC_CLK, SEC_RST) differ, and the MPC8313CVRAFF datasheet does not guarantee functional or electrical equivalence on shared pins - making direct replacement unsafe without board redesign.

What power supply sequencing is required for reliable MPC8313CVRAFF startup?

The MPC8313CVRAFF requires core voltage (VDD/VDDC = 1.0 V ± 50 mV) to reach 90% of nominal value before I/O supplies (GVDD, NVDD, LVDDA) rise above 0.7 V. PORESET_B must remain asserted until both core and I/O supplies stabilize, followed by ≥32 clock cycles before deassertion. This prevents I/O contention and ensures deterministic reset initialization, as specified in Section 2.2 of the Hardware Specifications.

Which Ethernet PHY interfaces does the MPC8313CVRAFF support natively?

The MPC8313CVRAFF supports RGMII, SGMII, MII, RMII, and RTBI interfaces through its dual eTSEC controllers. It includes an on-chip high-speed serial interface for SGMII PHY connection and provides RGMII timing compliance for direct connection to common PHYs like the Marvell 88E6060 or Broadcom BCM5461. No external PHY is required for RGMII or SGMII modes, though MII/RTBI require external PHYs.