MPC8248CVRMIBA - PowerQUICC II 266MHz MPU, 516-PBGA | NXP
料号： MPC8248CVRMIBA ⚠ 最后一次采购| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $78.5 | $78.50 |
| 10 | $72.3 | $723.00 |
| 100 | $65.8 | $6,580.00 |
| 250 | $58.2 | $14,550.00 |
| 500 | $51.75 | $25,875.00 |
MPC8248CVRMIBA 概述
An integrated communications processor (also called PowerQUICC) is a system-on-chip that combines a general-purpose microprocessor core with dedicated communications peripherals. The CPM offloads serial protocol processing from the main core, freeing CPU cycles for application logic. PowerQUICC II sits within the broader taxonomy of embedded processors -> microprocessors -> communications processors -> networking SoCs, and serves as a member of NXP/Freescale's long-running PowerQUICC family targeting routers, switches, and access equipment.
Key features of the MPC8248CVRMIBA include 266 MHz core frequency, integrated SEC 2.0 with Talitos for hardware-accelerated cryptography, dual 10/100 Ethernet interfaces through the CPM, USB 1.1 host/device support, PCI 2.2 interface, and an industrial -40C to +105C temperature range. The integrated MMU and 32-bit Power Architecture core support both legacy PowerPC and standard networking operating systems.
This part is fabricated on a 0.13 µm HiP7 process and combines silicon semiconductor die with a halogen-free organic substrate. The PowerQUICC II architecture pairs the G2_LE core with the CPM block, which independently handles up to three Fast Communications Controllers (FCCs), multiple SCCs, and ATM/POS-PHY support depending on silicon revision.
Typical applications include small/medium enterprise routers, DSLAM line cards, wireless base station controllers, industrial control gateways, and secure VPN appliances. The SEC/Talitos block accelerates DES/3DES/AES/SHA, allowing IPsec VPN line-rate throughput without burdening the host core.
When designing with this device, allocate adequate PCB area for the 27x27 mm 516-ball PBGA footprint - it requires a multilayer board with microvia technology for inner-row balls. Plan thermal dissipation carefully; at typical 0.8 W power dissipation at 266 MHz, the part stays within junction limits with standard airflow, but sealed enclosures may require thermal modeling.
This page synthesizes distributor pricing, EOL replacement guidance, drop-in alternatives, and engineering design notes not found in the manufacturer datasheet alone.
直接替换替代料： MPC8248CVRMIBA ——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： MPC8248CVRMIBA （相同外形与封装尺寸） ——差异在于 Operating Temperature, Core Architecture, Process Technology, Ethernet, Memory Controller.
快速对比工具——选择替代料号进行并排对比：
MPC8248VRMIBA
✅ 直接替换✓ 有现货
$49.95 / 个
查看数据手册 →MPC8247VRMIBA
✅ 直接替换📋 参考替代料（不在目录中）
MPC8272CVRMIBA
✅ 直接替换✓ 有现货
$62.8 / 个
查看数据手册 →MPC8271CVRPIBA
✅ 直接替换📋 参考替代料（不在目录中）
MPC8248CVRMIBA 最大额定值与电气特性
| Manufacturer | NXP Semiconductors |
| Series | PowerQUICC II |
| Core Architecture | Power Architecture (G2_LE) |
| Core Bit Width | 32-bit |
| Core Frequency | 266 MHz |
| Performance | 505.4 MIPS |
| Number of Cores | 1 |
| 封装 | 516-PBGA (27x27 mm) |
| 安装类型 | Surface Mount |
| 工作温度 | -40C to +105C |
| Process Technology | 0.13 µm HiP7 |
| Security Engine | SEC 2.0 with Talitos |
| Communications Module | CPM with FCC/SCC |
| PCI Interface | PCI 2.2 |
| USB | USB 1.1 host/device |
| Ethernet | Dual 10/100 Mbps |
| Typical Power Dissipation | 0.8 W at 266 MHz |
| RoHS 状态 | Compliant |
| 无卤 | Yes |
MPC8248CVRMIBA 516-pbga (27x27 mm) 引脚配置指南
MPC8248CVRMIBA（516-pbga (27x27 mm) 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： MPC8248CVRMIBA.
请参阅 数据手册 以查看完整引脚配置。
典型应用
MPC8248CVRMIBA 适用于 6 应用s: Small/Medium Enterprise Router, DSLAM Line Card Controller, Wireless Base Station Controller, Secure VPN Appliance, Industrial Control Gateway, Network Attached Storage Controller.
Small/Medium Enterprise Router
The MPC8248CVRMIBA fits SME router designs where its integrated CPM offloads packet processing from the 266 MHz G2_LE core, freeing CPU cycles for routing protocols. Its dual 10/100 Ethernet ports handle LAN/WAN interfaces without external MACs, while the SEC 2.0/Talitos block accelerates IPsec VPN encryption at wire speed. Compared to using a discrete host CPU plus network processor, this single-chip solution reduces BOM cost and PCB area while drawing just 0.8 W typical power. The industrial -40 to +105C temperature range supports deployment in uncontrolled environments like wiring closets.
推荐
DSLAM Line Card Controller
In DSLAM line cards, the MPC8248CVRMIBA manages multiple ADSL/VDSL channels through its CPM's multi-channel serial controllers while the host core handles ATM segmentation/reassembly and traffic management. The PCI 2.2 interface links the processor to upstream switch fabric ASICs, and USB 1.1 supports local maintenance/diagnostic access. At 266 MHz with 505.4 MIPS, the part comfortably handles control-plane processing for 24-48 port line cards without bottlenecking. Its 516-PBGA package suits the high-density line card layouts typical of central office equipment.
推荐
Wireless Base Station Controller
The MPC8248CVRMIBA serves as the control processor in 2G/3G base station controllers where its PowerPC architecture and CPM integrate cleanly with telecom software stacks. Industrial -40 to +105C operation supports outdoor cabinet deployment, while the SEC engine secures backhaul links. The integrated USB and Ethernet peripherals simplify baseband module interconnection. Pin-compatible migration to faster MPC8272 variants enables field upgrades to higher call-capacity base stations without PCB redesign, preserving NRE investment across product generations.
推荐
Secure VPN Appliance
The MPC8248CVRMIBA is well-suited for branch-office VPN appliances because its Talitos hardware crypto accelerator performs AES-256/SHA-256 IPsec transforms at multi-gigabit rates independent of the host CPU. The 266 MHz G2_LE core runs the IKE key management and routing daemons while Talitos handles data-plane encryption. This partitioning allows sustained VPN throughput that software-only crypto cannot match at this MIPS class. The PCI interface accommodates optional hardware security modules or crypto accelerator cards for higher-tier appliances.
推荐
Industrial Control Gateway
Factory floor protocol gateways leverage the MPC8248CVRMIBA's industrial temperature range and rich peripheral mix to bridge Modbus/Profibus serial protocols to Ethernet/IP networks. The CPM's multiple SCCs handle several serial slaves simultaneously while the host core runs gateway logic and web management interfaces. The integrated USB supports local configuration/diagnostics, and PCI allows expansion for additional fieldbus cards. At 0.8 W typical dissipation, the part fits sealed enclosures without active cooling in most factory environments.
推荐
Network Attached Storage Controller
Entry-level NAS controllers use the MPC8248CVRMIBA as the main processor where its PowerPC core runs embedded Linux with Samba/NFS, and the PCI interface accommodates SATA or SCSI host bus adapters. The CPM's Ethernet ports serve 10/100 network connectivity while USB supports external backup drives. Industrial temperature operation enables deployment in small-business server rooms without climate control. Pin-compatible MPC8272 upgrades support higher-tier NAS products with gigabit Ethernet migration paths.
推荐
推荐产品汇总
工程参考数据： MPC8248CVRMIBA ——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 | MPC8248VRMIBA | MPC8247VRMIBA | MPC8272CVRMIBA | MPC8271CVRPIBA |
|---|---|---|---|---|---|
| Package | 516-PBGA (27x27) | 516-PBGA (27x27) - same | 516-PBGA (27x27) - same | 516-PBGA (27x27) - same | 516-PBGA (27x27) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core Frequency | 266 MHz | 266 MHz | 266 MHz | 266 MHz | 266 MHz |
| Operating Temperature | -40C to +105C | 0C to +105C | 0C to +105C | -40C to +105C | -40C to +105C |
| Security Engine | SEC 2.0 + Talitos | SEC 2.0 + Talitos | No SEC engine | SEC 2.0 + Talitos | SEC 2.0 + Talitos |
| L2 Cache | Full | Full | Reduced | Full + larger | Full |
| Lifecycle Status | Last Time Buy | Last Time Buy | Last Time Buy | Active (extended) | Last Time Buy |
| Typical Power Dissipation | 0.8 W at 266 MHz | 0.8 W at 266 MHz | 0.7 W at 266 MHz | 0.9 W at 266 MHz | 0.8 W at 266 MHz |
关键差异点
- Integrated Talitos hardware security coprocessor （对比 MPC8247VRMIBA)
- Industrial -40 to +105C temperature range （对比 MPC8248VRMIBA)
- Pin-compatible upgrade path to MPC8272 family （对比 QorIQ P1020)
设计说明
The 516-PBGA package at 1.0 mm ball pitch requires a multilayer PCB (typically 6+ layers) with microvia or via-in-pad technology to route inner-row signals. Per NXP design guidelines, allocate at least 4 routing layers and 2 ground/power planes; missing microvias will result in incomplete electrical connections that fail factory test or in-field. Plan escape routing before final stackup selection.
Estimated: at 0.8 W typical dissipation in a still-air environment, junction temperature rise depends heavily on PCB copper area around the BGA. Use NXP's thermal model document to validate your specific board; for sealed enclosures without airflow, add a 1-2 mm gap thermal interface material pad to a metal chassis wall. Theta-JA values for the 516-PBGA are documented in the package mechanical drawing appendix.
Do not confuse the MPC8248CVRMIBA (industrial temp with Talitos) with the MPC8248VRMIBA (commercial temp). Same part number family, but operating-temperature differences cause field failures if substituted incorrectly. Verify the 'C' designator in the MPN suffix and cross-check against the ordering information table in the datasheet before committing to a BOM.
合规信息
RoHS compliant and halogen-free per NXP product change documentation. Not AEC-Q100 qualified (industrial/networking, not automotive). Lead-free PBGA balls qualified to standard Pb-free reflow profiles.