MPC8378VRALGA - 667MHz PowerQUICC II Pro SoC | NXP | Networking
料号： MPC8378VRALGA ⚠ 最后一次采购| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $38.5 | $38.50 |
| 10 | $34.65 | $346.50 |
| 100 | $30.8 | $3,080.00 |
| 500 | $26.95 | $13,475.00 |
| 1,000 | $23.5 | $23,500.00 |
MPC8378VRALGA 概述
A PowerQUICC processor is a communications-centric system-on-chip that originated in Freescale's (now NXP's) PowerQUICC family, combining a Power Architecture CPU with hardware accelerators for networking and bus protocols. In the broader semiconductor taxonomy it sits at Power Architecture SoC -> communications processor -> MPU -> processor -> semiconductor. The MPC8378VRALGA is the non-encryption variant of the MPC8378E family, omitting the security engine (SEC) but retaining identical peripheral integration, making it suitable for designs that do not require inline AES or 3DES acceleration.
Key features include the e300c4s core with integrated MMU and timer facilities, 667 MHz core frequency with a 200 MHz CSB (Coherent System Bus) ratio of 3:1 in this speed grade, two 10/100/1000 Mbps Ethernet MACs with quality-of-service support, dual SATA 1.5 Gbps controllers, USB 2.0 host/device, two PCI Express x1 lanes (configurable as one x2), one 32-bit PCI 2.3 interface, and a 16-bit DDR1/DDR2 memory controller supporting up to 1 GB of addressable memory. The processor is fabricated in a 130 nm CMOS process and supports an operating junction temperature range of 0 °C to 105 °C.
The architecture uses a high-bandwidth local bus and dedicated DMA engines to offload packet processing from the CPU, enabling line-rate forwarding on GbE ports at minimum CPU utilization. The e300 core is binary-compatible with earlier PowerPC e300 implementations, allowing reuse of existing firmware, U-Boot configurations, and Linux BSPs that target the MPC8347/MPC8349/MPC8378 family. This software continuity reduces porting cost when migrating designs across the MPC83xx product line.
Typical applications include SMB (small-to-medium business) routers and firewalls, integrated access devices, xDSL/cable residential gateways, Wi-Fi access points with embedded routing, networked attached storage (NAS) controllers, and industrial serial-to-Ethernet protocol converters. The integration of GbE, SATA, USB, and PCIe on a single die reduces BOM and PCB area compared with multi-chip architectures using a discrete MPU plus external PHY/bridge chips.
When designing with this device, ensure the PCB supports the 31x31 mm TEPBGA-II land pattern with appropriate microvia stack-up and matched-length routing for DDR2 memory, SATA, and PCI Express lanes. The MPC8378VRALGA is rated for commercial temperature (0 °C to 105 °C); for industrial or extended-temperature deployments, verify NXP's longevity program for the specific die revision (Rev 1) before committing to volume production.
This page synthesizes distributor pricing, lifecycle status, drop-in alternative guidance, and application mapping information for the MPC8378VRALGA, consolidating data not always available in a single NXP/Freescale datasheet view.
直接替换替代料： MPC8378VRALGA ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： MPC8378VRALGA （相同外形与封装尺寸） ——差异在于 Package, RoHS Status, Ethernet, USB, Memory Controller.
快速对比工具——选择替代料号进行并排对比：
MPC8378EVRALGA
✅ 直接替换📋 参考替代料（不在目录中）
MPC8379EVRALGA
✅ 直接替换📋 参考替代料（不在目录中）
MPC8378ECVRAGDA
✅ 直接替换📋 参考替代料（不在目录中）
MPC8377ECVRALGA
✅ 直接替换📋 参考替代料（不在目录中）
MPC8378VRANG
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
MPC8378VRALGA 最大额定值与电气特性
| Core Processor | PowerPC e300c4s |
| Number of Cores | 1 |
| Bus Width | 32-bit |
| Core Frequency | 667 MHz |
| Coherent System Bus (CSB) | 200 MHz (3:1 ratio) |
| L1 Instruction Cache | 32 KB |
| L1 Data Cache | 32 KB |
| RAM Controllers | DDR1, DDR2 (16-bit, up to 1 GB addressable) |
| Ethernet | 2x 10/100/1000 Mbps (eTSEC) |
| PCI Express | 2x PCIe x1 (configurable as 1x x2) |
| PCI | 1x 32-bit PCI 2.3 |
| SATA | 2x SATA 1.5 Gbps |
| USB | 1x USB 2.0 (host/device) |
| 封装 | 689-TEPBGA II (31x31 mm) |
| 工作温度 | 0 C to +105 C (commercial, Rev 1) |
| Process Technology | 130 nm CMOS |
| Security Engine | Not present (non-E variant; SEC omitted) |
| Graphics Acceleration | No |
| Display Controller | None |
| RoHS 状态 | Pb-free (per DigiKey listing) |
MPC8378VRALGA 引脚配置
| 引脚 BGA-689-1 | VDD — Core supply - see datasheet for full ball map (689 balls in 31x31 array) |
| 引脚 BGA-689-2 | GND — Ground reference - per datasheet ball map |
| 引脚 BGA-689-3 | DDR_DQ[0] — DDR2 data line 0 (representative - full 16-bit bus) |
| 引脚 BGA-689-4 | DDR_A[0] — DDR2 address line 0 (representative - full address/command bus) |
| 引脚 BGA-689-5 | TSEC1_TXD[0] — Gigabit Ethernet 1 transmit data 0 (representative) |
| 引脚 BGA-689-6 | TSEC2_RXD[0] — Gigabit Ethernet 2 receive data 0 (representative) |
| 引脚 BGA-689-7 | PCI_AD[0] — PCI address/data line 0 (representative) |
| 引脚 BGA-689-8 | PCIE_TX0_TXD[0] — PCI Express lane 0 transmit data (representative) |
| 引脚 BGA-689-9 | SATA1_TXD[0] — SATA channel 1 transmit (representative) |
| 引脚 BGA-689-10 | USB1_DP — USB 2.0 data plus (representative) |
| 引脚 BGA-689-11 | JTAG_TCK — JTAG test clock (representative) |
| 引脚 BGA-689-12 | SYSCLK_IN — System clock input - reference for CSB/core PLL (representative) |
| 引脚 BGA-689-13 | HRESET — Hard reset input (representative) |
| 引脚 BGA-689-14 | PORESET — Power-on reset input (representative) |
| 引脚 BGA-689-15 | NC — Not connected (no-connect ball per datasheet) |
| 引脚 BGA-689-16 | TEST_MODE — Factory test mode select (representative) |
典型应用
MPC8378VRALGA 适用于 6 应用s: SMB Router and Firewall, xDSL / Cable Residential Gateway, Network-Attached Storage (NAS) Controller, Industrial Serial-to-Ethernet Converter, Wi-Fi Access Point with Embedded Routing, Print Server / Network Imaging Appliance.
SMB Router and Firewall
The MPC8378VRALGA is purpose-built for small-to-medium business integrated routers and firewalls. Its dual eTSEC Gigabit Ethernet MACs deliver line-rate forwarding while the 667 MHz e300 core runs the routing stack (e.g., Linux with Quagga/BIRD or VxWorks). The integrated DDR2 controller provides the packet buffer memory needed for stateful firewall inspection. Designers should expect to offload QoS and ACL filtering to the e300c4s CPU; the non-E variant (no SEC) is appropriate when IPsec is performed in software.
推荐
xDSL / Cable Residential Gateway
The MPC8378VRALGA's combination of GbE, USB 2.0, SATA, and PCI Express makes it a natural fit for residential gateways bridging xDSL/cable WAN links to LAN/Wi-Fi. The PCIe lanes can connect to a Wi-Fi SoC, while the USB 2.0 port supports external storage or 3G/4G dongles. At 667 MHz the e300c4s core runs Linux with ADSL2+/DOCSIS drivers and basic NAT/firewall rulesets with margin. Power consumption is moderate; a 3-4 layer PCB with thermal vias beneath the BGA is sufficient.
推荐
Network-Attached Storage (NAS) Controller
Dual SATA 1.5 Gbps controllers, USB 2.0, and GbE make the MPC8378VRALGA well-suited as a NAS controller SoC for SOHO/small-business storage products. The e300 core runs embedded Linux (e.g., OpenWrt, custom distros) managing RAID, SMB/NFS, and HTTP file services. DDR2 (up to 1 GB addressable) provides adequate buffer for sequential reads/writes. Designers should pair the SATA ports with hot-swap controllers and use the PCI Express lane for an additional GbE or 10GbE uplink in higher-end SKUs.
推荐
Industrial Serial-to-Ethernet Converter
The MPC8378VRALGA's USB, PCI, and dual GbE interfaces provide flexible bridging for industrial protocol conversion (Modbus TCP, EtherNet/IP, PROFINET gateways). The PCI bus can interface legacy industrial cards while the DDR2 controller supports protocol stack RAM. The 0 to 105 C commercial operating temperature matches indoor control cabinet environments; for harsher industrial sites, verify extended-temperature variants in the MPC8378 family before deployment.
推荐
Wi-Fi Access Point with Embedded Routing
When paired with an Atheros or Broadcom Wi-Fi SoC over PCI Express, the MPC8378VRALGA forms a complete Wi-Fi access point with embedded routing/NAT capability. The e300c4s core runs hostapd, routing daemons, and a captive portal for SMB or hospitality deployments. The PCIe x2 lane provides ample bandwidth for 802.11n Wi-Fi offload. Designers should budget for 256 MB to 512 MB of DDR2 to comfortably run a Linux userspace with WPA2-Enterprise authentication.
推荐
Print Server / Network Imaging Appliance
The MPC8378VRALGA's combination of USB 2.0 host (legacy device connection), DDR2 buffer memory, and GbE uplink fits network print server and imaging appliance designs. The e300 core can drive a custom protocol stack (e.g., LPD, IPP) while the SATA port enables local image cache. The non-E variant is appropriate because print protocols do not require the SEC engine. For PDF-encryption-sensitive documents, consider the MPC8378EVRALGA.
推荐
推荐产品汇总
工程参考数据： MPC8378VRALGA ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | MPC8378EVRALGA | MPC8379EVRALGA | MPC8378ECVRAGDA | MPC8377ECVRALGA |
|---|---|---|---|---|---|
| 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 |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core Processor | PowerPC e300c4s @ 667 MHz | PowerPC e300c4s @ 667 MHz | PowerPC e300c4s @ 667 MHz | PowerPC e300c4s @ 667 MHz | PowerPC e300c4s @ 667 MHz |
| SEC Encryption Engine | Not present (non-E variant) | Present (AES/3DES) | Present | Present | Present |
| Gigabit Ethernet MACs | 2 (eTSEC) | 2 (eTSEC) | 2 (eTSEC) | 2 (eTSEC) | 2 (eTSEC) |
| PCI Express Lanes | 2x PCIe x1 (or 1x x2) | 2x PCIe x1 (or 1x x2) | 2x PCIe x1 (or 1x x2) | 2x PCIe x1 (or 1x x2) | 2x PCIe x1 (or 1x x2) |
| SATA Controllers | 2x SATA 1.5 Gbps | 2x SATA 1.5 Gbps | 2x SATA 1.5 Gbps | 2x SATA 1.5 Gbps | 2x SATA 1.5 Gbps |
| Operating Temperature | 0 C to +105 C (commercial) | 0 C to +105 C (commercial) | 0 C to +105 C (commercial) | Extended (industrial) | 0 C to +105 C (commercial) |
| Lifecycle Status | Last Time Buy (EOL) | Last Time Buy (EOL) | Last Time Buy (EOL) | Last Time Buy (EOL) | Last Time Buy (EOL) |
关键差异点
- Non-encryption variant for cost-sensitive designs （对比 MPC8378EVRALGA)
- Drop-in upgrade path via same package （对比 MPC8378EVRALGA)
- Dual GbE plus PCIe plus SATA on one die （对比 MPC8377ECVRALGA)
设计说明
Estimated: the 689-TEPBGA II package at 31x31 mm with 1 mm pitch requires a minimum PCB stack-up of 6 layers to route DDR2, SATA, PCIe, and GbE signals with reference planes. Microvias (laser-drilled) are recommended for breakout routing under the BGA; mechanical through-vias beyond the third inner row will be required for power and ground. Match DDR2 trace lengths within +/-25 mil and impedance-control at 50 ohm single-ended to meet the MPC8378 DDR2 timing budget. Reference NXP application note AN3647 for BGA layout and AN3451 for DDR2 PCB guidelines.
Estimated: at 667 MHz core frequency, the MPC8378VRALGA typically dissipates 3 to 5 W depending on peripheral activity. The 689-TEPBGA II package theta_JA is approximately 15 C/W on a 4-layer JEDEC test board with thermal vias in the center pad array. For commercial-temperature (0 C to 105 C) operation, a thermal pad connected to the ground plane with at least 9 thermal vias is recommended to keep junction temperature rise below 40 C at full peripheral load. Designers should not exceed ambient temperatures above 90 C without active airflow.
The MPC8378VRALGA requires separate core and IO supplies - typically 1.0 V to 1.2 V core and 2.5 V/3.3 V IO. Use a high-efficiency buck regulator such as the NXP MMPF0100 or equivalent PMIC to supply the core rail; bypass with at least 220 uF of bulk capacitance and 0.1 uF ceramic per supply pin pair. The DDR2 reference voltage (1.8 V VTT) must be sourced by a regulator capable of sourcing/sinking up to 1 A depending on memory density - a discrete DDR termination LDO is recommended over a simple resistor divider.
Do not confuse the MPC8378VRALGA (non-E, commercial) with the MPC8378EVRALGA (E, commercial) or MPC8378ECVRAGDA (E, extended temperature) - the suffix changes both security and temperature behavior. Ensure JTAG boundary-scan is verified at board bring-up; the 689-ball BGA makes rework impossible without a BGA rework station. Finally, because the part is in 'Last Time Buy' status, design teams should plan volume buys in advance and engage Rochester Electronics or other authorized distributors for guaranteed supply through end-of-life.
合规信息
RoHS compliant and lead-free (Pb-free) per DigiKey product listing. REACH, halogen-free, and conflict minerals status not explicitly stated in the verified data; consult NXP product page or PCN for confirmation. AEC-Q100 not applicable - this is a communications MPU, not an automotive-qualified part.
