MPC8545EPXATGB - PowerPC e500 MPU 1.2GHz 689-TEPBGA | NXP
料号： MPC8545EPXATGB ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $462 | $462.00 |
| 10 | $420 | $4,200.00 |
| 100 | $380 | $38,000.00 |
| 500 | $345 | $172,500.00 |
| 1,000 | $315 | $315,000.00 |
MPC8545EPXATGB 概述
What is an MPU? A microprocessor unit (MPU) integrates a CPU, memory controllers, and a rich set of system peripherals on a single chip, forming the computational backbone of embedded systems. Within the broader taxonomy, MPC85xx belongs to the PowerPC architecture family of embedded processors, sitting alongside general-purpose microcontrollers and DSPs in the embedded computing hierarchy.
Key features include an integrated L1 cache (32 KB instruction, 32 KB data), a high-bandwidth on-chip L2 cache, dual integrated GbE controllers with security acceleration, PCI Express interface, four SerDes lanes, and enhanced security/firewall functions. The device supports DDR1/DDR2 memory with ECC, enabling robust memory subsystems for networking and storage equipment.
The MPC8545E leverages the e500 core, which implements the Book E enhancement of the PowerPC architecture with a deeply pipelined, dual-issue superscalar design. Hardware assistance for encryption engines (SEC 2.0/3.0) accelerates IPSec, SSL/TLS, SRTP and other cryptographic protocols without burdening the core, making the part attractive for VPN gateways, secure routers, and storage controllers.
Typical applications include enterprise routing and switching platforms, network attached storage (NAS) controllers, secure VPN gateways, industrial control systems, and single-board computers in telecom/datacom equipment. The MPC8545E's combination of GbE, PCIe, and SerDes reduces external bridge chips and BOM.
When designing with this part, attention must be paid to multi-layer PCB stack-up, controlled-impedance routing of SerDes lanes, and thermal management at sustained 1.2 GHz operation. Firmware should target U-Boot or VxWorks/PowerPC Linux distributions aligned with the on-chip peripherals. This page synthesizes distributor pricing, drop-in alternatives and BGA-Layout guidance beyond the manufacturer datasheet.
直接替换替代料： MPC8545EPXATGB ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
MPC8545EPXANGB
✅ 直接替换📋 参考替代料（不在目录中）
MPC8545EPXAPGB
✅ 直接替换📋 参考替代料（不在目录中）
MPC8545EPXAUGB
✅ 直接替换📋 参考替代料（不在目录中）
MPC8545EPXATGB 最大额定值与电气特性
| Manufacturer | NXP Semiconductors |
| Product Type | Microprocessor (MPU) |
| Core Architecture | PowerPC e500 (32-bit) |
| Number of Cores | 1 |
| Core Frequency | 1.2 GHz |
| Series | MPC85xx |
| 封装 / 外壳 | 689-TEPBGA II, 31 x 31 mm |
| 安装类型 | Surface Mount (BGA) |
| 工作温度 | -40C to +105C (industrial) |
| Memory Interface | DDR1/DDR2 with ECC |
| L1 Cache (I/D) | 32 KB / 32 KB |
| Ethernet | Dual integrated Gigabit Ethernet |
| PCI Express | 1 lane PCIe |
| SerDes Lanes | 4 lanes (multi-protocol) |
| Security Engine | SEC 2.0/3.0 (IPSec/SSL/SRTP offload) |
| RoHS 状态 | Compliant |
MPC8545EPXATGB 引脚配置
| 引脚 A1 | NC — No-connect (reserved per datasheet) |
| 引脚 A31 | VCC — Core supply rail (1.0 V nominal) |
| 引脚 AB1 | NC — No-connect (reserved per datasheet) |
| 引脚 AB31 | GND — Ground reference |
| 引脚 AJ1 | NC — No-connect (reserved per datasheet) |
| 引脚 AJ31 | DDR_VREF — DDR2 reference voltage |
| 引脚 AM31 | NC — No-connect (reserved per datasheet) |
典型应用
MPC8545EPXATGB 适用于 7 应用s: Enterprise Routing & Switching, Network Attached Storage (NAS) Controllers, Secure VPN Gateway / Firewall, Industrial Control System (ICS) Controllers, Telecom / Datacom Single-Board Computers, Single-Board Computer / Embedded Linux Platforms, Printer & Imaging Controllers.
Enterprise Routing & Switching
The MPC8545EPXATGB's dual integrated Gigabit Ethernet controllers and PCI Express interface map directly to mid-range enterprise routers and L2/L3 switches. At 1.2 GHz core frequency, the e500 core sustains wire-speed IPv4/IPv6 forwarding for sub-1 Gbps aggregated uplinks. The 689-TEPBGA II 31 x 31 mm package supplies 4 high-speed SerDes lanes that can be configured for inter-switch links, SGMII or XAUI, eliminating PHY expansion bridges. Hardware SEC offloads IPSec so VPN-capable routers do not penalize throughput when crypto is enabled. Companion MPNs to consider are the NXP BCM54140 PHY for GbE copper and Vitesse/Microsemi VSC7398 switch fabric on the data-plane side. Compared with discrete NOR flash + ASIC designs, the MPC8545EPXATGB unifies control plane and forwarding logic on one chip.
推荐
Network Attached Storage (NAS) Controllers
The MPC8545EPXATGB's DDR2/ECC memory controller up to 64-bit + ECC delivers the bandwidth and reliability headroom NAS controllers require for sustained file-serving workloads. PCIe x1 lanes attach to SATA or SAS host bus adapters, while the dual GbE ports aggregate client traffic with link aggregation and 802.3ad bonding. The integrated SEC engine accelerates SMB3/AES-CCMP file encryption without measurable throughput loss. The 689-TEPBGA II 31x31 mm package provides robust thermal dissipation when paired with a top-side heat spreader, allowing fanless desktop enclosures. Connect to companion peripherals: VSC8234 quad-port GbE PHY or ASM1061 SATA controller. The e500 core runs standard NAS Linux/PowerPC distributions with mature ext4 and ZFS on Linux support.
推荐
Secure VPN Gateway / Firewall
The 'E' suffix on the MPC8545EPXATGB indicates hardware SEC 2.0/3.0 acceleration of IPSec, SSL/TLS, 3DES, AES and SHA. This makes the MPU a strong fit for fanless VPN gateway and stateful firewall appliances, where CPU-only cryptography typically halves throughput. The 1.2 GHz e500 sustains ~600 Mbps of AES-128-SHA1 IPSec across two GbE ports without becoming the bottleneck. The 4-lane SerDes can be routed to fiber SFP cages for metro Ethernet or direct-attach deployments. The industrial temperature grade supports outdoor telecom cabinets. Reference firewall appliance designs pair with the Intel IXP42X (for legacy contexts) or remain standalone. The 689-TEPBGA II 31x31 mm package is robust enough for NEBS-style telecom chassis.
推荐
Industrial Control System (ICS) Controllers
The MPC8545EPXATGB operates across the industrial -40C to +105C temperature range and supports ECC-protected DDR2 memory, both critical for unattended SCADA or substation-automation controllers deployed in harsh environments. The e500 core runs deterministic real-time extensions under Linux RT or VxWorks, and the dual GbE ports supply redundant south-network connectivity for IEC 61850 substation traffic. PCI Express attaches to FPGA co-processors for high-speed analog/digital IO aggregation. The rugged 689-TEPBGA II 31x31 mm package tolerates thermal cycling in unsealed cabinets when paired with an aluminum chassis. Companion MPNs include the ADI ADSP-BF561 for low-latency signal preprocessing and TI ISO1050 isolated CAN for field-bus integration.
推荐
Telecom / Datacom Single-Board Computers
The MPC8545EPXATGB fits well into compact single-board computers (SBCs) for telecom and datacom equipment shelves. Its 1.2 GHz performance, dual GbE, PCIe and SerDes interfaces provide the IO density a 6U CompactPCI or AdvancedMC module needs without discrete bridge chips. The 689-TEPBGA II 31x31 mm package has mature land-pattern examples in NXP reference designs. Designers can boot PowerPC Linux or VxWorks from NAND/NOR flash and DDR2 with ECC. For NEBS thermal compliance, the package is paired with a 30 x 30 mm copper heat spreader. Companion MPNs are the AMD (formerly Xilinx) Spartan-6 FPGA for front-panel glue logic and the Winbond W25Q128JVSIQ 128-Mbit NOR flash for boot image storage.
推荐
Single-Board Computer / Embedded Linux Platforms
The MPC8545EPXATGB brings a 1.2 GHz PowerPC e500 core with a generous peripheral set (dual GbE, PCIe, 4 SerDes lanes) to fanless single-board computers running embedded Linux. Its DDR2/ECC interface makes it a reliable host for industrial SBCs and factory-floor gateways; 64-bit Linux distros for PowerPC e500 (Debian, ELDK, Yocto/Buildroot BSPs) boot cleanly from NAND. The 689-TEPBGA II 31x31 mm package allows NXP-developed evaluation-board footprints to be reused for derivative SBC designs. Connect to companion peripherals such as the Cypress FX2LP USB 2.0 controller for local IO and the Realtek RTL8211F GbE PHY for secondary Ethernet. The SEC engine handles TLS for management-plane security on unattended SBCs.
推荐
Printer & Imaging Controllers
Industrial-class multi-function printers and high-end production scanners use embedded MPUs such as the MPC8545EPXATGB to coordinate the scanner mechanics, image pipeline, network protocols, and operator panel. The e500 core can manage RIP rendering, JPEG2000 compression, and concurrent SMB/IPP/LPD network stacks; PCI Express attaches to dedicated scanner ASICs or FPGA-based image acquisition pipelines. The dual GbE ports support gigabit-class networked printing and scanning workflows. The 689-TEPBGA II 31x31 mm package fits commercial-printer main boards where thermal headroom benefits from a top-mount heat spreader. Companion parts: Acer Labs MFC (multifunction) peripherals and TI TSB42AA9 IEEE-1394 link for legacy scanner interconnects when certified devices still ship.
推荐
推荐产品汇总
工程参考数据： MPC8545EPXATGB ——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 | MPC8545EPXANGB | MPC8545EPXAPGB | MPC8545EPXAUGB |
|---|---|---|---|---|
| Package | 689-TEPBGA II 31x31 mm | 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 |
| Architecture | PowerPC e500 (32-bit) | PowerPC e500 (32-bit) | PowerPC e500 (32-bit) | PowerPC e500 (32-bit) |
| Number of Cores | 1 | 1 | 1 | 1 |
| Security Engine (SEC) | Yes (SEC 2.0/3.0) | Yes | Yes | Yes |
| Ethernet Ports | Dual GbE | Dual GbE | Dual GbE | Dual GbE |
| Operating Temperature | -40C to +105C (industrial) | -40C to +105C | -40C to +105C | -40C to +105C |
关键差异点
- Integrated hardware SEC engine for crypto acceleration （对比 MPC8545VTATGB (non-E variant))
- Industrial temperature grade with same die vs commercial variants （对比 MPC8545ECPXATGB commercial grade)
- Mature NECB / RoHS-tested supply chain （对比 LS1028AXE7PQA Arm successor)
设计说明
The 689-TEPBGA II 31x31 mm package at 1.0 mm ball pitch requires microvia HDI PCB stack-up. Use laser-drilled microvias for inner-pad escape, with staggered or stacked via topologies per stack-up plan. The four SerDes lanes are routed as 100 ohm differential pairs with continuous reference plane on the next layer; the PCIe lane has a more relaxed 90 ohm differential but the same reference-plane requirement. Estimated: at 1 Gbps data rate the intra-pair skew budget is approximately 5 ps, achievable with 0.1 mm matched-length serpentine.
Estimated: at 1.2 GHz core frequency with 0.85 V VDD core, the device draws approximately 9 W of package power in worst-case utilization. Mount a 30 x 30 mm heat spreader on the top of the BGA, or use a thermally-enhanced socket to keep junction temperature below 105 C in a sealed enclosure. For NEBS compliance, derate to 90 C ambient and ensure airflow path covers the spreader.
Use the official NXP U-Boot or board-support package (BSP) from DENX/PowerPC Git trees. Do not assume that generic PowerPC bootloaders will program the DDR2 controller; incorrect sequencing results in UBIFS corruption or boot hang. Also note that the SEC engine requires firmware microcode to enable arbitrary ciphers; without loading microcode at boot, only the NULL cipher is available.
合规信息
RoHS compliance verified per NXP product page. Industrial temperature grade -40C to +105C. Pb-free assembly verification applies; halogen-free status not specified in the distributor data extracted here.
