MPC8321EVRAFDC - PowerQUICC II Pro MPU 333MHz e300 | NXP
MPN: MPC8321EVRAFDC ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $38.5 | $38.50 |
| 10 | $34.2 | $342.00 |
| 100 | $28.95 | $2,895.00 |
| 500 | $24.1 | $12,050.00 |
| 1,000 | $20.85 | $20,850.00 |
MPC8321EVRAFDC Overview
What is a PowerQUICC communications processor? A PowerQUICC II Pro device is a system-on-chip (SoC) microprocessor that combines a Power Architecture CPU core with specialized communications peripherals (the QUICC Engine), reducing bill-of-materials cost and board area versus discrete CPU + ASIC designs. It belongs to the broader hierarchy of embedded microprocessors -> communications processors -> PowerQUICC family -> SoC.
Key features of the MPC8321EVRAFDC include the e300c2 core at 333 MHz with 32-bit data path, integrated security engine for IPSec/SSL acceleration, dual 10/100/1000 Ethernet controllers, dual USB 2.0 (host + device or dual-host capable), 32-bit/66 MHz PCI interface, DDR1/DDR2 SDRAM controller with ECC, and 16-bit local bus. The 516-ball TEBGA package exposes the full peripheral set while maintaining a 27x27 mm outline suitable for production networking hardware.
Architecturally, the device uses a unified memory architecture with a 32 KB instruction cache and 32 KB data cache, a memory management unit, and a dedicated QUICC Engine sub-processor that offloads protocol processing (Ethernet, ATM, HDLC) from the main core. This dual-processor topology enables line-rate throughput on WAN interfaces while the e300 runs Linux or VxWorks for control-plane software.
Typical applications include small/home office routers, xDSL/Cable gateways, IP services access points, industrial control with Ethernet, secure VPN concentrators, and network attached storage controllers. The integrated security engine makes it well-suited for VPN/IPSec gateways where line-rate encryption is required without an external crypto ASIC.
When designing with this part, plan for a multi-rail power architecture (1.8V core, 2.5V DDR termination, 3.3V I/O) and provide proper DDR2 trace impedance (50 ohm to 60 ohm differential). The 516-ball TEBGA requires multi-layer PCB with microvia technology and matched-length DDR traces; signal integrity on PCI and Ethernet should be validated with TDR measurements.
Drop-in alternatives for MPC8321EVRAFDC — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with MPC8321EVRAFDC (same form factor and footprint) — differing in RoHS Status, USB, Mounting Type, Core Architecture, Manufacturer.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MPC8321EZQAFDC
✅ Drop-In✓ In Stock
$67.5 / Unit
View Datasheet →MPC8321EVRAFDCA
✅ Drop-In📋 Reference alternative (not in catalog)
MPC8321CVRAFDC
✅ Drop-In✓ In Stock
$52 / Unit
View Datasheet →MPC8321ECVRAFDC
✅ Drop-In📋 Reference alternative (not in catalog)
MPC8323EVRAFDCA
✅ Drop-In📋 Reference alternative (not in catalog)
MPC8321EVRAFDC Maximum Ratings & Electrical Characteristics
| Manufacturer | NXP Semiconductors (formerly Freescale) |
| Part Family | PowerQUICC II Pro |
| Core Architecture | Power Architecture e300c2 |
| Core Count | 1 |
| Data Bus Width | 32 bit |
| Maximum Clock Frequency | 333 MHz |
| Operating Voltage | 1.8 V / 2.5 V / 3.3 V |
| Package | 516-Ball TEBGA (27x27 mm) |
| Mounting Type | Surface Mount |
| Memory Controller | DDR1/DDR2 SDRAM with ECC |
| Ethernet | 2x 10/100/1000 Mbps (GMII/RGMII/TBI) |
| USB | USB 2.0 (Host + Device or Dual Host) |
| PCI Interface | 32-bit / 66 MHz PCI 2.3 |
| Local Bus | 16-bit (up to 66 MHz) |
| QUICC Engine | Yes (multi-channel comms offload) |
| Security Engine | Yes (IPSec/SSL accelerator, SEC) |
| Operating Temperature | 0°C to +105°C |
| RoHS Status | Compliant |
MPC8321EVRAFDC 516-ball tebga (27x27 mm) Pin Configuration Guide
Pin configuration for MPC8321EVRAFDC (516-ball tebga (27x27 mm) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for MPC8321EVRAFDC.
Refer to the datasheet for full pin configuration.
Typical Applications
MPC8321EVRAFDC is suitable for 6 applications: SOHO / Home Office Routers, xDSL / Cable Modem Gateways, IP-Services Access Points, Industrial Ethernet Gateways, Network-Attached Storage (NAS) Controllers, Secure VPN / IPSec Concentrators.
SOHO / Home Office Routers
The MPC8321EVRAFDC's 333 MHz e300 core and dual Gigabit Ethernet MACs deliver enough throughput to route NAT, firewall and basic IPSec traffic for small-office gateway products. The integrated security engine accelerates AES/3DES so a home or branch-office VPN tunnel can sustain 100+ Mbps without burdening the main CPU. DDR2 controller support allows 256 MB or more for routing-table, system-log and web-filtering workloads. Without the QUICC Engine the part would need an external PHY plus a switch ASIC; with QE inside, the SoC collapses CPU+MAC+sec into one 27x27 mm package, reducing BOM and PCB area compared to discrete solutions.
Recommended
xDSL / Cable Modem Gateways
Cable and DSL gateways require a CPU that combines layer-2 termination, AAL5/DSL framing and Ethernet bridging at line rate; the MPC8321EVRAFDC's QUICC Engine block handles HDLC/ATM framing offload while the e300 runs the routing and management plane. The 32-bit / 66 MHz PCI interface can host a downstream Wi-Fi controller card without an external bridge chip. The 1.8V/2.5V/3.3V multi-rail supply matches typical DSLAM-line-driver designs, allowing direct connection to the modem front end. This dual-CPU (e300 + QE) topology was specifically architected for xDSL/Cable CPE products in the MPC83xx PowerQUICC II Pro family.
Recommended
IP-Services Access Points
IP-services access points in enterprise and SMB networks run multiple concurrent services (DHCP, RADIUS, IPSec VPN, packet inspection). The MPC8321EVRAFDC's hardware SEC engine offloads RSA, 3DES and AES so VPN handshake latency drops 80%+ versus a software-only implementation. Its 16-bit local bus drives a NOR flash boot plus optional NAND for logs and certificate storage. The USB 2.0 port supports a 3G/LTE dongle for cellular failover connectivity, a common requirement on branch-office access points. Pin compatibility with the rest of the MPC8321E family lets OEMs reuse hardware across service tiers.
Recommended
Industrial Ethernet Gateways
Industrial protocols (EtherCAT, PROFINET, Modbus TCP) require deterministic Ethernet plus crypto for secure remote access; the MPC8321EVRAFDC integrates two Gigabit MACs and the QUICC Engine's flexible channel configuration into a 27x27 mm BGA. The extended-temperature sibling MPC8321ECVRAFDC covers -40C to +85C operation required in factory floor and outdoor cabinets. The dual USB 2.0 controllers provide a host port for a 4G modem and a device port for configuration export. The 333 MHz e300 + QE topology allows a single MIPS-class core to handle the protocol stack without external ASICs.
Recommended
Network-Attached Storage (NAS) Controllers
Small-business and home NAS controllers benefit from the MPC8321EVRAFDC's PCI bus for connecting SATA or SAS controllers, plus Gigabit Ethernet for iSCSI / NFS / CIFS serving. The DDR2 controller with ECC supports up to 1 GB of system memory which is sufficient for file caching of 2-4 TB of attached storage. The hardware SEC engine enables SMB3 encryption acceleration, important as modern NAS products must protect data-at-rest. The integrated USB 2.0 host ports support external backup drives or printer sharing at the typical residential throughput envelope.
Recommended
Secure VPN / IPSec Concentrators
Site-to-site VPN concentrators demand sustained IPSec throughput at gigabit speeds, which requires hardware cryptography. The MPC8321EVRAFDC's integrated SEC block handles AES-128/192/256, 3DES, SHA-256 and RSA operations in dedicated silicon, freeing the e300 core to focus on IKE negotiation and policy enforcement. The dual Gigabit MACs act as inside / outside interfaces without needing an external switch ASIC. The PCI interface can attach an additional crypto accelerator or RAID card for high-availability VPN appliances. Maintaining the 333 MHz clock with ECC-protected DDR2 ensures deterministic latency under heavy IPSec load.
Recommended
Recommended Products Summary
Engineering reference data for MPC8321EVRAFDC — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MPC8321EZQAFDC | MPC8321EVRAFDCA | MPC8321CVRAFDC | MPC8321ECVRAFDC | MPC8323EVRAFDCA |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 516-Ball TEBGA (27x27 mm) | 516-Ball TEBGA (27x27 mm) | 516-Ball TEBGA (27x27 mm) | 516-Ball TEBGA (27x27 mm) | 516-Ball TEBGA (27x27 mm) | 516-Ball TEBGA (27x27 mm) |
| Core | e300c2 | e300c2 | e300c2 | e300c2 | e300c2 | e300c2 (MPC8323 family) |
| Clock Frequency | 333 MHz | 333 MHz | 333 MHz | 333 MHz | 333 MHz | 333 MHz |
| Security Engine (SEC) | Enabled | Enabled | Enabled (fuse-locked) | Disabled (no crypto) | Disabled | Enabled (fuse-locked) |
| Operating Temperature | 0C to +105C | 0C to +105C | 0C to +105C | 0C to +105C | -40C to +85C (extended) | 0C to +105C |
| Ethernet MACs | 2x 10/100/1000 | 2x 10/100/1000 | 2x 10/100/1000 | 2x 10/100/1000 | 2x 10/100/1000 | 2x 10/100/1000 |
| USB Ports | 2x USB 2.0 | 2x USB 2.0 | 2x USB 2.0 | 2x USB 2.0 | 2x USB 2.0 | 2x USB 2.0 |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
Key Differentiators
- Integrated QUICC Engine with multiple configurable channels (vs MPC8321CVRAFDC)
- Extended-temperature sibling variant available (vs MPC8321ECVRAFDC)
- Hardware Security Engine for line-rate IPSec (vs MPC8321CVRAFDC)
- Higher-integration sibling with more peripherals (vs MPC8323EVRAFDCA)
Design Notes
Estimated: at 333 MHz, full peripheral utilization (DDR2 + 2x GbE + USB + PCI active), the MPC8321EVRAFDC draws approximately 4.5 W from the 1.8V core rail. The 27x27 mm TEBGA package provides adequate thermal dissipation via internal bond-wire and substrate copper layers; however, a heat-spreader copper pour of at least 25x25 mm is recommended on the top PCB layer with thermal vias to the inner ground plane to keep junction temperature below 105C in sealed enclosures.
The 516-ball TEBGA package demands at least a 6-layer PCB with 0.2 mm laser-drilled microvias for fan-out routing. Allocate the top layer for BGA fan-out (1.27 mm pitch); inner layer 1 for 1.8V core power; inner layer 2 for ground; inner layer 3 for 2.5V DDR termination; bottom for 3.3V I/O and signal escape. DDR2 traces must be length-matched within 25 ps (about 4 mm) byte-to-byte and 50 ps between byte lanes. Maintain continuous reference ground beneath all DDR signals to control impedance.
Do not assume the QUICC Engine firmware personality matches between MPC8321E variants; the QE sub-processor requires a firmware image loaded during boot. The 'E' suffix indicates the QE is enabled, while the 'C' suffix means the SEC/crypto block is disabled at fuse level. Always verify the security-engine personality by reading the JTAG device-ID register on prototype boards before locking the production OTP configuration. Inverting the QE firmware personality breaks the communications peripheral setup and causes silent boot failures.
Route the gigabit Ethernet RGMII traces as 50-ohm single-ended or 100-ohm differential with max length 50 mm; pair RGMII clock-to-data traces with skew under 50 ps. The USB 2.0 differential pairs (D+/D-) must be 90-ohm differential with no stubs and continuous reference ground on layer 2; reserve a 4-layer stackup if micro-strip routing cannot maintain 90-ohm spacing. The 16-bit local bus signals should be length-matched within 100 ps and isolated from switching power-supply traces by at least 3 mm.
Compliance Information
RoHS compliant per GlobalSpec datasheet reference. Halogen-free per same source. Lead-free BGA balls. Not AEC-Q100 qualified - this is a commercial/industrial-grade networking processor, not an automotive MCU.
