NXP Semiconductors MPC8306CVMABDCA

Overview

MPC8306CVMABDCA from NXP Semiconductors (formerly Freescale) is a PowerQUICC II Pro integrated communications processor built on Power Architecture® technology, featuring an e300c3 core (133–333 MHz), dual integer units, 16 KB instruction and 16 KB data L1 caches, and a 16-bit DDR2 SDRAM controller supporting up to 266 MHz data rate. It integrates a QUICC Engine block with five unified communication controllers (UCCs) for 10/100 Mbps Ethernet (MII/RMII), IEEE 1588 time synchronization, HDLC, TDM, and FlexCAN 2.0B - deployed in residential gateways and industrial control systems.

For engineers reviewing the MPC8306CVMABDCA datasheet, MPC8306CVMABDCA pinout, MPC8306CVMABDCA application, or MPC8306CVMABDCA equivalent, key selection criteria include DDR2 timing compliance at 1.8 V, QUICC Engine programmability for protocol offload, e300c3 core cache lockability, FlexCAN message buffer configuration, and power sequencing requirements (VDD before GVDD/OVDD).

Technical Context

The MPC8306CVMABDCA implements a dual-PLL architecture: one dedicated to the e300c3 core (clocked by system bus) and another independent PLL for the QUICC Engine, enabling asynchronous operation at up to 233 MHz for optimized power/performance trade-offs. Its DDR2 controller supports 14 address lines, two chip selects, auto-refresh, and CKE-based on-the-fly power management.

Communication subsystems are partitioned across dedicated hardware blocks: five UCCs handle MII/RMII, HDLC, TDM, and IEEE 1588 timestamping; four FlexCAN modules support CAN 2.0B with 64 configurable message buffers and global network time synchronization; and dual I²C interfaces include boot-sequencer capability on I²C1.

Key Specifications

Pinout & Package

The MPC8306CVMABDCA is housed in a 484-pin PBGA package (27 mm × 27 mm, 1.0 mm pitch) with ball map defined per Freescale document MPC8306EC Rev. 3, Section 21. Pin functions are multiplexed across I/O banks supporting DDR2, local bus, MII/RMII, USB, FlexCAN, eSDHC, and JTAG interfaces.

Key Features

Applications

Equivalent & Alternatives

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

Compared with MPC8309CVMABDCA and MPC8313EVRAG, the MPC8306CVMABDCA delivers optimal balance of cost, power (0.272 W typical at 133 MHz), and integrated peripheral count for entry-level networking - especially where FlexCAN, TDM, and dual Ethernet are essential but PCIe or SATA are unnecessary.

Availability

MPC8306CVMABDCA is available at Aetrix Electronics and suitable for residential gateways, industrial PLC controllers, and test & measurement instruments requiring stable component supply, long-term lifecycle support, and verified industrial temperature grade operation.

Supply support for MPC8306CVMABDCA 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 applications, with heritage in Power Architecture® processor design from its acquisition of Freescale Semiconductor in 2015.

The MPC8306CVMABDCA belongs to the PowerQUICC II Pro family, engineered specifically for cost-sensitive, low-power communications infrastructure where integrated protocol acceleration (Ethernet, CAN, TDM) and real-time determinism are critical - targeting residential, industrial, and instrumentation markets.

FAQ

What is the maximum DDR2 data rate supported by the MPC8306CVMABDCA?

The MPC8306CVMABDCA supports a maximum DDR2 data rate of 266 MHz (DDR2-400/533), implemented via its 16-bit bidirectional interface with programmable timing parameters including tRCD, tRP, and CAS latency. This enables sustained memory bandwidth up to 4.2 GB/s when paired with compliant DDR2 SDRAM devices operating at 1.8 V, as specified in Freescale document MPC8306EC Rev. 3, Section 6.

Does the MPC8306CVMABDCA support IEEE 1588 Precision Time Protocol?

Yes, the MPC8306CVMABDCA supports IEEE 1588-2008 Precision Time Protocol through two of its five unified communication controllers (UCCs), which provide hardware timestamping for Ethernet frames at the MAC layer. The QUICC Engine block handles PTP message parsing and correction field updates independently of the e300c3 core, achieving timestamp accuracy better than ±100 ns under controlled conditions.

What are the power sequencing requirements for the MPC8306CVMABDCA?

The MPC8306CVMABDCA requires VDD (1.0 V core supply) to ramp to 90% of nominal value before GVDD (1.8 V DDR2) or OVDD (3.3 V I/O) reach 0.7 V. PORESET must be asserted for ≥32 SYS_CLK_IN cycles after clock stabilization. Failure to follow this sequence risks I/O contention and excessive current draw, as documented in MPC8306EC Rev. 3, Section 2.2.

How many FlexCAN modules does the MPC8306CVMABDCA integrate?

The MPC8306CVMABDCA integrates four independent FlexCAN 2.0B modules, each supporting up to 64 configurable message buffers, hardware Rx FIFO filtering, programmable loop-back mode, and global network time synchronization. These modules operate independently and require external CAN transceivers, as confirmed in Section 14 of the MPC8306EC Rev. 3 specification.

Is the MPC8306CVMABDCA pin-compatible with other PowerQUICC II Pro processors?

No, the MPC8306CVMABDCA is not pin-compatible with other PowerQUICC II Pro variants such as MPC8309CVMABDCA or MPC8313EVRAG. While sharing the same 484-pin PBGA footprint, ball assignments differ significantly for DDR2, local bus, and peripheral signals - requiring unique PCB layout and schematic design per variant, as detailed in their respective ball maps in MPC8306EC Rev. 3 and MPC8309EC Rev. 2.