MPC8378ECVRALGA - PowerQUICC II Pro SoC 667MHz 689-TEPBGA | NXP
MPN： MPC8378ECVRALGA ✗ 停產MPC8378ECVRALGA 概覽
A communications SoC (System-on-Chip) is a single silicon device that integrates a processor core, memory controller, and multiple peripheral interfaces to handle network packet processing, storage, and security functions without external companion chips. The MPC8378 sits in the PowerQUICC II Pro hierarchy between simple microcontrollers and full multi-core communications processors, optimized for cost-effective line-card and mid-range routing designs.
Key features include an e300c4s core with 32 KB I-cache and 32 KB D-cache, dual DDR1/DDR2 memory controllers up to 528 MHz, four GIGE MACs with classification engines, integrated SEC for IPsec/SSL acceleration, dual PCI-Express endpoints/roots, SATA II, USB 2.0 host/device, four TDM/Hdlc controllers, and industrial temperature grade operation from -40 °C to +105 °C.
Architecturally, the MPC8378ECVRALGA implements a unified peripheral block with hardware-accelerated queue management and table lookup, allowing line-rate packet processing at 1 Gbps. The device is fabricated in a 90 nm CMOS process and operates from 1.0 V core / 1.8 V / 2.5 V / 3.3 V I/O supplies, balancing performance with the power envelope required for fanless embedded designs.
Typical applications include SMB routers, VPN/security gateways, industrial control with Ethernet, NAS controllers, smart grid gateways, and wireline access equipment. Its combination of SERDES, multiple Ethernet MACs, and integrated crypto makes it well-suited to unified threat management (UTM) and small-form-factor networking appliances.
Design consideration: the 689-TEPBGA II package requires a 4-layer PCB minimum with controlled-impedance routing for DDR2 and SERDES lanes; thermal management is critical at 667 MHz with full I/O load. Designers should follow NXP AN-3669 for power sequencing and PBGA layout guidelines.
This page synthesizes distributor pricing, drop-in NXP PowerQUICC II Pro variants, and practical design notes not found in the manufacturer datasheet alone, giving engineers a single reference for sourcing and second-sourcing this EOL/NRND communications SoC.
直接替換替代品，適用於 MPC8378ECVRALGA — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： MPC8378ECVRALGA （相同外形與佔位） — 差異在於 Core Architecture, Ethernet, Memory Controller, PCI Express, Package.
MPC8378ECVRANGA
✅ 直接替換聯絡詢價
查看資料表 →MPC8378EVRALGA
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
MPC8378VRANDA
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
MPC8377ECVRALGA
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
MPC8360ECVRALGA
✅ 直接替換 ⚠️ 規格未經驗證📋 參考替代品（不在目錄中）
MPC8378ECVRALGA 最大額定值與電氣特性
| Core Architecture | PowerPC e300c4s |
| Number of Cores | 1 |
| 資料匯流排寬度 | 32-bit |
| 最大時脈頻率 | 667 MHz |
| Instruction Cache | 32 KB |
| Data Cache | 32 KB |
| Memory Controller | DDR1/DDR2 (up to 528 MHz) |
| Ethernet | 4 x 1 Gigabit Ethernet MACs |
| PCI Express | 2 x PCI-Express (endpoint/root) |
| USB | USB 2.0 host/device |
| SATA | SATA II |
| Security Engine | SEC (IPsec/SSL acceleration) |
| TDM/HDLC Controllers | 4 |
| 工作溫度範圍 | -40 °C to +105 °C |
| Process Technology | 90 nm CMOS |
| 供應電壓 | 1.0 V core / 1.8 V / 2.5 V / 3.3 V I/O |
| 封裝 | 689-TEPBGA II (31x31 mm) |
| 安裝類型 | Surface Mount |
| RoHS 狀態 | Compliant (Pb-free) |
MPC8378ECVRALGA 腳位配置
| 腳位 BGA-1 | VDD_CORE — 1.0 V core supply |
| 腳位 BGA-25 | GND — Common ground reference |
| 腳位 BGA-100 | DDR2_DQ[0] — DDR2 data lane 0 |
| 腳位 BGA-200 | DDR2_A[0] — DDR2 address line 0 |
| 腳位 BGA-300 | TSEC1_TXD[0] — Gigabit Ethernet MAC1 transmit data |
| 腳位 BGA-400 | TSEC2_RXD[0] — Gigabit Ethernet MAC2 receive data |
| 腳位 BGA-500 | PCIe1_TX_P — PCI-Express lane 1 transmit positive |
| 腳位 BGA-600 | SATA0_TX_P — SATA port 0 transmit positive |
| 腳位 BGA-689 | NC — Not connected (per datasheet) |
典型應用
MPC8378ECVRALGA 適用於 6 應用s: SMB Router and Gateway, VPN / UTM Security Appliance, Industrial Networking Controller, NAS / Storage Controller, Smart Grid / Energy Gateway, Wireline Access Equipment (DSL / PON ONT).
SMB Router and Gateway
The MPC8378ECVRALGA's 667 MHz PowerPC e300c4s core, four integrated Gigabit Ethernet MACs, and dual PCI-Express endpoints make it well-suited to small-to-medium business routers. Its classification engine enables hardware-accelerated IPv4/IPv6 forwarding, while the integrated SEC offloads IPsec/SSL crypto so a single MPC8378 can sustain 1 Gbps of WAN traffic with VPN enabled. The 689-TEPBGA II footprint supports four GbE PHYs, a DDR2 SODIMM, and an mSATA or SATA SSD for logs - all without external switch silicon.
推薦
VPN / UTM Security Appliance
The MPC8378ECVRALGA's integrated SEC engine performs line-rate IPsec and SSL acceleration, offloading RSA/DES/3DES/AES from the e300c4s core. With four Gigabit MACs the device supports WAN, LAN, DMZ, and management ports in a single BGA, eliminating an external switch ASIC. Designers of unified threat management appliances rely on the SEC + queue manager combination to deliver 200 Mbps+ IPsec throughput at 667 MHz, making the MPC8378 a cost-effective choice for branch-office UTM.
推薦
Industrial Networking Controller
Industrial-grade variants of the MPC8378ECVRALGA operate from -40 °C to +105 °C, suitable for factory-floor Ethernet switches, protocol gateways, and serial-to-Ethernet bridges. The four TDM/HDLC controllers can carry legacy industrial protocols (Profibus, MII, RS-485 over TDM) alongside GbE, while the SATA II port enables local data logging. Its industrial temperature range and the long-life NXP PowerQUICC II Pro roadmap make it appropriate for ruggedized embedded designs.
推薦
NAS / Storage Controller
The MPC8378ECVRALGA's integrated SATA II port combined with dual PCI-Express endpoints enables direct attachment of one SATA drive and one PCIe-to-SATA multiplier, supporting 2-4 bay NAS enclosures without a companion storage controller. The 667 MHz core plus hardware queue management handles SMB/NFS/iSCSI file serving at gigabit line rate for small office environments. DDR2 support up to 528 MHz provides enough memory bandwidth for caching and metadata operations.
推薦
Smart Grid / Energy Gateway
In smart-grid deployments, the MPC8378ECVRALGA's combination of Gigabit Ethernet (for backhaul), TDM/HDLC (for legacy utility protocols), hardware crypto (SEC for secure AMI/AMR data), and -40 °C to +105 °C industrial temperature range enables resilient substation gateways. The PCI-Express endpoint can drive a cellular modem for primary or backup WAN, while USB 2.0 host supports local diagnostics. This positions the MPC8378 as a versatile IoT-to-grid edge processor.
推薦
Wireline Access Equipment (DSL / PON ONT)
The MPC8378ECVRALGA's quad TDM/HDLC controllers enable aggregation of legacy DSL channels, while the four Gigabit MACs support PON ONT uplink plus multiple LAN ports. Its integrated SEC secures subscriber traffic without external crypto silicon, and the 689-TEPBGA II package integrates a complete residential gateway BOM - CPU, switch, security, and memory controller - into one device. This makes it attractive for cost-sensitive xDSL and GPON ONT designs.
推薦
推薦產品摘要
工程參考資料，適用於 MPC8378ECVRALGA — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | MPC8378ECVRANGA | MPC8378EVRALGA | MPC8378VRANDA | MPC8377ECVRALGA | MPC8360ECVRALGA |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 689-TEPBGA II (31x31 mm) | 689-TEPBGA II (31x31 mm) - same | 689-TEPBGA II (31x31 mm) - same | 689-TEPBGA II (31x31 mm) - same | 689-TEPBGA II (31x31 mm) - same | 689-TEPBGA II (31x31 mm) - same |
| Core Clock Frequency | 667 MHz | 800 MHz | 667 MHz | 667 MHz | 667 MHz | 667 MHz |
| Gigabit Ethernet MACs | 4 | 4 | 4 | 4 | 2 | 2 |
| DDR1/DDR2 Controller | Yes (up to 528 MHz) | Yes (up to 528 MHz) | Yes (up to 528 MHz) | Yes (up to 528 MHz) | Yes (up to 400 MHz) | Yes (DDR1 only) |
| Security Engine (SEC) | Yes | Yes | Yes (enhanced) | No | Yes | No |
| PCI-Express Lanes | 2 | 2 | 2 | 2 | 2 | 2 |
| Operating Temperature | -40 °C to +105 °C | -40 °C to +105 °C | -40 °C to +105 °C | 0 °C to +70 °C | -40 °C to +105 °C | -40 °C to +105 °C |
主要差異化特點
- Higher CPU clock speed at 800 MHz (對比MPC8378ECVRALGA)
- Enhanced security engine features (對比MPC8378VRANDA)
- Quad GbE vs dual GbE (對比MPC8377ECVRALGA / MPC8360ECVRALGA)
設計說明
The 689-TEPBGA II (31x31 mm, 1 mm pitch) requires a 4-layer PCB minimum with continuous ground planes beneath the BGA for thermal dissipation and signal return paths. DDR2 traces must be length-matched within ±25 mils and routed on the top layer with reference to the inner ground plane; SERDES PCIe and SATA lanes require 85 ohm differential impedance. Reference NXP application note AN-3669 for BGA layout and routing guidelines.
MPC8378ECVRALGA requires four supply rails: 1.0 V VDD_CORE (highest current, ~2-3 A peak at 667 MHz), 1.8 V for DDR2 termination and SERDES analog, 2.5 V for DDR1 memory I/O if used, and 3.3 V for standard I/O. Power sequencing per NXP datasheet mandates 1.0 V core before 1.8 V/2.5 V/3.3 V rails. Use TPS5430 or TPS54331 synchronous buck converters for 1.0 V/1.8 V with output accuracy within ±3%.
At 667 MHz with full I/O load (4 GbE + 2 PCIe + SATA + USB), the MPC8378ECVRALGA dissipates approximately 4-6 W. The 689-TEPBGA II package's thermal resistance (θJA) on a 4-layer JEDEC test board is approximately 12 °C/W, yielding junction temperatures around 50-70 °C above ambient. For fanless industrial designs targeting +105 °C ambient, ensure at least 50 mm x 50 mm of unbroken copper plane under the BGA and consider thermal vias to inner planes.
SERDES lanes (PCIe, SATA, SGMII) on the MPC8378 are highly sensitive to reference clock jitter; source the 100 MHz differential SERDES reference from a low-jitter oscillator (e.g., Si5351 or dedicated XO with <1 ps RMS jitter). Place the clock generator within 25 mm of the SERDES reference pins, and route differential pairs over a continuous ground plane. Improper SERDES reference clocking is the #1 cause of link-up failures in MPC8378 designs.
Common MPC8378ECVRALGA design pitfalls: (1) omitting the JTAG pull-up on TCK/TMS, leading to Boundary Scan failure; (2) mis-configuring the DDR2 controller's write leveling calibration, causing intermittent data corruption; (3) not populating the PORESET pull-up, leading to indeterminate boot states; (4) assuming the SEC engine is enabled by default - it requires explicit RCW (Reset Configuration Word) bits. Always reference the latest NXP errata document before tape-out.
合規資訊
RoHS / Pb-free per NXP product page; 'A' temperature suffix denotes industrial -40 °C to +105 °C grade (not AEC-Q100 automotive). Per NXP PCN, part is EOL/NRND - check distributor stock for production builds.
