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NXP Semiconductors MPC8323CVRAFDCA
- Part No.:
- MPC8323CVRAFDCA
- Manufacturer:
- NXP Semiconductors
- Category:
- Microprocessors
- Package:
- 516-BBGA
- Datasheet:
-
MPC8323CVRAFDCA.pdf
- Description:
- IC MPU MPC83XX 333MHZ PBGA516
- Quantity:
- Payment:
- Shipping:
Inventory:3,853
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Product details
Overview
MPC8323CVRAFDCA from NXP Semiconductors (formerly Freescale) is a PowerQUICC II Pro integrated communications processor built on Power Architecture® technology, featuring an e300c2 core (16 KB L1 I/D cache, dual integer units, no FPU), 32-bit DDR1/DDR2 memory controller (266 MHz), QUICC Engine with five UCCs, PCI 2.3 controller (66 MHz), and SEC 2.2 security engine. It targets ADSL SOHO gateways, residential routers, and industrial control systems requiring integrated packet processing.
For engineers reviewing the MPC8323CVRAFDCA datasheet, MPC8323CVRAFDCA pinout, MPC8323CVRAFDCA application, or MPC8323CVRAFDCA equivalent, key selection criteria include DDR1/DDR2 interface compatibility, QUICC Engine protocol support (Ethernet/ATM/HDLC), PCI host/agent mode flexibility, and SEC 2.2 cryptographic acceleration for IPSec/IEEE 802.11i.
Technical Context
The MPC8323CVRAFDCA integrates an e300c2 core with MMU but no FPU, paired with a dedicated QUICC Engine block containing a 32-bit RISC controller, serial DMA, and five programmable UCCs supporting concurrent 10/100 Mbps Ethernet, ATM SAR (OC-3), HDLC (64 channels), and UART/BISYNC protocols. Its DDR1/DDR2 controller supports single 32-bit interface at 266 MHz with 1.8 V or 2.5 V I/O voltage selection.
It implements PCI 2.3 compliance (32-bit, 66 MHz, 3.3 V only), dual-mode operation (host/agent), and hardware-enforced coherency. The SEC 2.2 engine provides dedicated crypto acceleration for DES/3DES, AES, SHA-1/SHA-256, and MD5 via one crypto-channel and discrete execution units-offloading CPU-intensive security processing without software intervention.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| e300c2 Core | Power Architecture® core with 16 KB I-cache, 16 KB D-cache, dual integer units, no FPU-enables deterministic real-time control-plane processing without floating-point overhead. |
| DDR Interface | Single 32-bit DDR1/DDR2 controller supporting 266 MHz data rate, 1.8 V (DDR2) or 2.5 V (DDR1) I/O, auto-refresh, and CKE-based power management-reduces external memory complexity and BOM count. |
| QUICC Engine | Five UCCs with programmable protocol engines for simultaneous 10/100 Mbps Ethernet (MII/RMII), ATM SAR up to OC-3, HDLC (64 channels), and UART/BISYNC-eliminates need for external communication ASICs in multi-protocol edge devices. |
| PCI Controller | PCI 2.3-compliant 32-bit interface operating at 66 MHz, 3.3 V only, supporting host and agent modes with on-chip arbitration for three external masters-enables flexible expansion card integration or system-on-module interconnect. |
| Security Engine | SEC 2.2 with DEU (DES/3DES), AESU (AES), MDEU (SHA-1/SHA-256/MD5/HMAC)-accelerates IPSec and IEEE 802.11i security processing in data plane without CPU cycles or software stack dependency. |
| Package | FC-PBGA-783 (27 mm × 27 mm, 1.0 mm pitch)-supports high I/O density for DDR, PCI, local bus, and multiple serial interfaces while meeting thermal requirements for industrial ambient (0–105°C). |
Pinout & Package
FC-PBGA-783 package with 27 mm × 27 mm body, 1.0 mm ball pitch, and standard JEDEC MO-251 footprint. Thermal pad on underside requires solder paste stencil design per IPC-7351B for reliable heat dissipation in continuous operation.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD (Core) | Core supply input | 1.0 V ± 50 mV regulated supply; must ramp before I/O supplies to prevent contention during power-up. |
| GVDD (DDR I/O) | DDR interface supply | Selectable 1.8 V (DDR2) or 2.5 V (DDR1); tracks MVREFnREF within ±2% noise budget for signal integrity. |
| OVDD (I/O) | General-purpose I/O supply | 3.3 V ± 300 mV for PCI, local bus, DUART, SPI, I2C, JTAG-defines logic thresholds and drive strength for all non-DDR/PCI interfaces. |
| CLKIN / PCI_SYNC_IN | Primary clock input | 25–66.67 MHz differential-capable input; rise/fall time ≤ 4 ns (0.4–2.7 V) required for stable PLL lock and timing margin. |
| HRESET / SRESET | Reset output signals | HRESET asserts first, then SRESET after 16×tPCI_SYNC_IN; both require ≥32 clock cycles assertion for full initialization sequence. |
Key Features
| Feature | Design Value |
|---|---|
| QUICC Engine UCC flexibility | Five UCCs independently configurable for Ethernet, ATM, HDLC, or UART-enables single-hardware platform to support evolving DSL gateway firmware variants without PCB change. |
| DDR1/DDR2 dual-voltage support | Single controller supports both DDR1 (2.5 V) and DDR2 (1.8 V) with identical AC timing-simplifies memory sourcing across product lifecycle and cost tiers. |
| PCI 2.3 dual-mode operation | Configurable as host or agent with hardware coherency enforcement-allows same part to serve as root complex in embedded host designs or endpoint in add-in cards. |
| SEC 2.2 crypto-channel chaining | Supports multi-command descriptor chains for sequential encryption/decryption operations-enables high-throughput IPSec tunnel processing without CPU interrupt overhead. |
| UTOPIA Level 2 interface | UL2 interface with 31 multi-PHY addressing (MPC8323E/MPC8323 only)-provides direct ATM physical layer connectivity without external PHY bridging logic. |
Applications
| ADSL Residential Gateway | Industrial Ethernet Router |
|---|---|
Use Scenario: Multi-service residential gateway aggregating ADSL2+ line, 4-port 10/100 Ethernet switch, VoIP signaling, and firewall/NAT functions. IC Role / Device Role / Timing Role: MPC8323CVRAFDCA serves as unified control-and-data-plane processor: e300c2 handles TCP/IP stack and QoS policy, QUICC Engine offloads ATM SAR and Ethernet frame processing, SEC 2.2 accelerates IPsec tunnels. Use Value: Eliminates need for separate network processor + security ASIC + microcontroller-reducing BOM cost by ~35% and board area by 40% versus discrete solution. |
Use Scenario: DIN-rail mounted industrial router connecting Modbus TCP field devices to cloud SCADA via LTE backhaul. IC Role / Device Role / Timing Role: MPC8323CVRAFDCA operates in PCI agent mode to interface with LTE modem card, uses local bus for flash/NVRAM, and runs deterministic real-time OS on e300c2 core with QUICC Engine handling Modbus TCP packet assembly. Use Value: Achieves <100 μs interrupt latency for Modbus response timing compliance while maintaining secure TLS/DTLS sessions via SEC 2.2-meeting IEC 62443-3-3 requirements without external crypto coprocessor. |
| Test & Measurement Bridge | SOHO Firewall Appliance |
Use Scenario: Protocol analyzer bridge capturing and correlating T1/E1 (TDM), Ethernet, and USB 2.0 traffic in telecom lab environment. IC Role / Device Role / Timing Role: MPC8323CVRAFDCA configures four TDM ports for E1 framing, three MII interfaces for Ethernet capture, and USB 2.0 for host PC streaming-all synchronized to common CLKIN reference. Use Value: Enables simultaneous multi-interface timestamping with sub-microsecond skew using shared QUICC Engine timers-critical for jitter and delay measurement accuracy per ITU-T G.8261. |
Use Scenario: Compact 6-port firewall appliance for SMB offices with stateful inspection, URL filtering, and captive portal authentication. IC Role / Device Role / Timing Role: MPC8323CVRAFDCA runs Linux-based firewall stack on e300c2, leverages QUICC Engine for fast-path packet forwarding, and uses SEC 2.2 for SSL/TLS decryption of HTTPS inspection flows. Use Value: Delivers 250 Mbps throughput with <500 μs latency at 64-byte packets-exceeding typical SOHO requirement of 100 Mbps while sustaining 10K concurrent connections. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar integrated communications processor applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPC8321CVRAFDCA | Lacks UTOPIA interface and multi-PHY ATM support; QUICC Engine supports only four UCCs; no DDR2 support (DDR1 only). | Suitable for cost-sensitive Ethernet-only gateways without ATM or OC-3 requirements. | Select when UTOPIA/ATM functionality is unnecessary and DDR2 memory is not required-reduces cost by ~18% but limits future protocol upgrades. |
| MPC8323EVRAFDCA | Enhanced version with extended temperature range (–40°C to 105°C), higher core frequency bin (333 MHz vs. 266 MHz), and updated SEC 2.2 errata fixes. | Required for automotive under-hood or outdoor telecom cabinet deployments where extended thermal stability is mandatory. | Choose for new designs targeting long-term industrial availability or environments exceeding 85°C ambient-no PCB change needed, but requires updated boot ROM configuration. |
Compared with MPC8323CVRAFDCA, MPC8321CVRAFDCA sacrifices UTOPIA and DDR2 capability for lower cost in Ethernet-only roles, while MPC8323EVRAFDCA extends thermal and frequency margins for harsh environments-neither is pin-compatible without firmware adaptation due to boot configuration register differences.
Availability
MPC8323CVRAFDCA is available at Aetrix Electronics and suitable for ADSL SOHO gateways, industrial Ethernet routers, and test & measurement bridges requiring stable component supply, long-lifecycle support, and traceable sourcing for production programs.
Supply support for MPC8323CVRAFDCA 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 acquired Freescale in 2015 and maintains the PowerQUICC processor portfolio for legacy industrial and networking applications. NXP focuses on secure, low-power, and highly integrated MCU and MPU solutions for edge infrastructure.
The MPC8323CVRAFDCA belongs to the PowerQUICC II Pro family, designed specifically for cost-sensitive, multi-protocol communications equipment where integration of CPU, communications peripherals, and security acceleration reduces system complexity and time-to-market.
FAQ
What is the maximum DDR2 data rate supported by the MPC8323CVRAFDCA?
The MPC8323CVRAFDCA supports DDR2 SDRAM at up to 266 MHz data rate (133 MHz clock), with GVDD set to 1.8 V. This enables peak bandwidth of 1.06 GB/s over its 32-bit interface. The controller does not support DDR3 or LPDDR variants, and DDR2 operation requires strict MVREFnREF tracking within ±2% of 0.5×GVDD as specified in the hardware reference manual for MPC8323CVRAFDCA.
Does the MPC8323CVRAFDCA support PCI Express?
No, the MPC8323CVRAFDCA does not support PCI Express. It implements a legacy PCI 2.3-compliant 32-bit, 33/66 MHz parallel bus interface only. The PCI controller supports host and agent modes but lacks PCIe PHY, link training, or transaction layer logic. For PCIe connectivity, designers must use an external PCIe-to-PCI bridge or select a newer NXP Layerscape processor-MPC8323CVRAFDCA's PCI interface is strictly parallel and parallel-only.
Can the MPC8323CVRAFDCA operate without external DDR memory?
Yes, the MPC8323CVRAFDCA can execute code from internal SRAM or external NOR flash via its local bus interface, eliminating dependency on DDR memory for basic boot and diagnostics. However, full-feature operation-including Linux kernel execution, packet buffering, and security engine descriptor queues-requires DDR1 or DDR2 SDRAM. The device includes 32 KB of on-chip SRAM, sufficient for ROM-based bootloader and minimal RTOS tasks, but not for production networking stacks.
What is the function of the UTOPIA Level 2 interface on the MPC8323CVRAFDCA?
The UTOPIA Level 2 interface on the MPC8323CVRAFDCA provides a standardized 8-bit parallel bus for connecting to ATM physical layer devices (PHYs), supporting up to 31 multi-PHY addresses. It enables direct OC-3 (155 Mbps) ATM SAR termination without external glue logic, allowing the QUICC Engine's UCCs to handle ATM cell segmentation/reassembly and OAM processing in hardware-critical for DSLAM edge and metro access applications requiring strict ATM timing compliance.
How does the SEC 2.2 security engine in the MPC8323CVRAFDCA differ from software-based cryptography?
The SEC 2.2 engine in the MPC8323CVRAFDCA executes DES/3DES, AES, SHA-1/SHA-256, and MD5 operations in dedicated hardware, achieving throughput up to 120 Mbps for AES-128-CBC without consuming e300c2 CPU cycles. Unlike software libraries, it supports chained crypto descriptors, zero-copy DMA transfers, and side-channel resistant execution-reducing latency by >90% and enabling wire-speed IPsec for 100 Mbps Ethernet links in MPC8323CVRAFDCA-based systems.
MPC8323CVRAFDCA Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 516-BBGA
- Series:
- MPC83xx
- Packaging:
- Tray
- Product Status:
- Active
- Core Processor:
- PowerPC e300c2
- Number of Cores/Bus Width:
- 1 Core, 32-Bit
- Speed:
- 333MHz
- Co-Processors/DSP:
- Communications; QUICC Engine
- RAM Controllers:
- DDR, DDR2
- Graphics Acceleration:
- No
- Display & Interface Controllers:
- -
- Ethernet:
- 10/100Mbps (3)
- SATA:
- -
- USB:
- USB 2.0 (1)
- Voltage - I/O:
- 1.8V, 2.5V, 3.3V
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Security Features:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 516-PBGA (27x27)
- Additional Interfaces:
- DUART, I2C, PCI, SPI, TDM, UART
MPC8323CVRAFDCA FAQ
1.How can I place an order for MPC8323CVRAFDCA through Aetrix?
Please submit a Request for Quotation (RFQ) for MPC8323CVRAFDCA on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MPC8323CVRAFDCA reliable?
The price and inventory of MPC8323CVRAFDCA are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MPC8323CVRAFDCA is usually 5 days.
3.What payment methods are accepted for MPC8323CVRAFDCA?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MPC8323CVRAFDCA transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MPC8323CVRAFDCA?
MPC8323CVRAFDCA orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MPC8323CVRAFDCA order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MPC8323CVRAFDCA?
For technical support, including MPC8323CVRAFDCA datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MPC8323CVRAFDCA requirements.
6.How does Aetrix verify that MPC8323CVRAFDCA is sourced from the original manufacturer or authorized distributors?
All MPC8323CVRAFDCA products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MPC8323CVRAFDCA meets industry standards.
7.What is the process for return or replacement of MPC8323CVRAFDCA?
All MPC8323CVRAFDCA units undergo pre-shipment inspection (PSI). If there is an issue with MPC8323CVRAFDCA, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MPC8323CVRAFDCA part is unused and in its original packaging.
Return procedure for MPC8323CVRAFDCA:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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