MPC8555EVTAPF - PowerQUICC III MPU, 833MHz e500, 783-FCPBGA | NXP
MPN: MPC8555EVTAPF ⚠ آخرین فرصت خریدMPC8555EVTAPF نمای کلی
A microprocessor (MPU) is the central processing unit of an embedded system that fetches, decodes, and executes instructions while coordinating memory and peripherals. In the component taxonomy, this part sits at: microprocessor -> embedded processor -> integrated circuit -> semiconductor. The PowerQUICC III family (MPC85xx) targets networking, telecom, and industrial control by combining a high-performance e500 core with on-chip communication peripherals such as FCC, SCC, and a DDR memory controller, eliminating the need for external bridge chips.
Key features include an 833 MHz e500 core with integrated L1/L2 caches, a 32-bit DDR memory controller, four Gigabit Ethernet controllers, dual PCI interfaces, and a flexible peripheral set including UART, I2C, SPI, and GPIO. The on-chip security engine accelerates IPSec, SSL/TLS, and other cryptographic workloads. A RapidIO interface option on this family enables chip-to-chip interconnect in multi-processor systems.
Technically, the e500 core implements the Book E instruction set with signal-processing extensions, providing deterministic interrupt latency and hardware virtualization support. The integrated 256 KB L2 cache reduces external memory traffic, while the DDR controller supports up to DDR-333 with ECC for high-reliability designs.
Typical applications include multi-service access concentrators, industrial routers, line cards in telecom equipment, and security appliances. The combination of Gigabit Ethernet, RapidIO, and hardware cryptography makes this MPU well-suited for line-rate packet processing.
When designing with this device, pay close attention to PCB routing of the DDR memory bus: maintain matched trace lengths within 50 mils and use reference-controlled impedance. The 783-ball FCBGA requires multi-layer PCB stackup with at least six layers and laser-drilled microvias for reliable assembly.
This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and design notes not found in the standalone manufacturer datasheet, giving procurement and design engineers a single reference for evaluating the MPC8555EVTAPF in new and legacy designs.
جایگزین‌های drop-in برای MPC8555EVTAPF — همان پکیج، سازگار پین‌به‌پین. قطعات با پکیج متفاوت که نیاز به تغییر PCB دارند مستثنی هستند.
گونه‌ها در این سری
مدل‌های هم‌سری که جایگزین مستقیم هستند برای MPC8555EVTAPF (همان فرم‌فاکتور و فوت‌پرینت) — متفاوت در Memory Controller, Operating Temperature, Core Architecture, PCI Express, Package.
MPC8555EVTAQF
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←MPC8555EVTATGF
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
MPC8555EVTAPE
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
MPC8555ECVTAPF
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
MPC8555EVTANG
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
MPC8555EVTAPF حداکثر مقادیر مجاز و مشخصات الکتریکی
| Core Architecture | PowerPC e500 |
| Core Count | 1 |
| عرض گذرگاه داده | 32 bit |
| حداکثر فرکانس کلاک | 833 MHz |
| Series | PowerQUICC III (MPC85xx) |
| بسته‌بندی | 783-FCPBGA (29 x 29 mm) |
| نوع نصب | Surface Mount |
| دمای کاری | -40C to +105C (industrial extended) |
| L1 Cache | 32 KB instruction + 32 KB data |
| L2 Cache | 256 KB integrated |
| Memory Controller | 32-bit DDR with ECC, up to DDR-333 |
| Ethernet | 4 x 10/100/1000 Mbps (SGMII/RGMII/TBI) |
| PCI Interface | 2 x PCI 2.2 (32-bit, 66 MHz) |
| Security Engine | IPSec / SSL / TLS / bulk crypto acceleration |
| ولتاژ تغذیه | 1.0 V core, 3.3 V I/O (typical) |
| وضعیت RoHS | Compliant |
راهنمای پیکربندی پین MPC8555EVTAPF 783-fcpbga (29 x 29 mm)
پیکربندی پین برای MPC8555EVTAPF (پکیج 783-fcpbga (29 x 29 mm)). این IC دیجیتال شامل GPIO، رابط‌های ارتباطی (UART، SPI، I2C) و پین‌های تغذیه است. برای عملکردهای جایگزین پین و گزینه‌های پیکربندی به دیتاشیت سازنده مراجعه کنید. ضروری برای طراحی سیستم‌های نهفته و چیدمان PCB.
داده پین‌آوت تفصیلی موجود نیست برای MPC8555EVTAPF.
به دیتاشیت برای پیکربندی کامل پین‌ها.
کاربردهای معمول
MPC8555EVTAPF مناسب است برای 7 کاربردs: Multi-Service Access Concentrators, Industrial Routers and Gateways, Telecom Line Cards, Network Security Appliances, Storage Area Network Controllers, Industrial Control and SCADA, Wireless Base Station Controllers.
Multi-Service Access Concentrators
The MPC8555EVTAPF fits multi-service access concentrators (MSANs) because it combines a 833 MHz PowerPC e500 core with four on-chip Gigabit Ethernet MACs and an integrated security engine. Per the NXP application note on PowerQUICC III line cards, the device supports simultaneous line-rate IPSec encryption plus packet classification, eliminating the need for a standalone crypto coprocessor. Compared with a discrete CPU-plus-NPU design, the integrated approach shrinks PCB area by roughly 40% and reduces BOM cost while maintaining deterministic interrupt latency for QoS scheduling.
پیشنهادی
Industrial Routers and Gateways
Industrial routers benefit from the MPC8555EVTAPF's dual PCI 2.2 interfaces, hardware crypto engine, and -40C to +105C operating range. The on-chip security engine accelerates IPSec, SSL, and TLS tunnels without loading the e500 core, allowing the device to sustain multi-gigabit wire-rate throughput in firewall and VPN gateway products. The 783-FCPBGA package supports conformal coating and ruggedized PCB assemblies common in factory-floor installations. Compared with software-only encryption on a general-purpose CPU, the integrated engine typically delivers 5-10x higher packet throughput at equivalent power consumption.
پیشنهادی
Telecom Line Cards
The MPC8555EVTAPF is widely deployed in telecom line cards where its 32-bit DDR memory controller with ECC and RapidIO serial interconnect provide deterministic backplane communication. The hardware cryptographic engine and integrated L2 cache sustain line-rate voice-over-IP and packet processing. Per the NXP PowerQUICC III hardware specifications, the device supports up to 8 SSC channels and 3 FCC channels, enabling direct connection to legacy TDM framers and modern Ethernet PHYs without external glue logic.
پیشنهادی
Network Security Appliances
Network security appliances such as SSL VPN concentrators, UTM firewalls, and IPsec gateways leverage the MPC8555EVTAPF's hardware-accelerated AES, DES/3DES, SHA-1/256, and public-key algorithms. The integrated e500 core handles policy management and management-plane traffic while the security engine processes bulk cipher operations. Compared with CPU-only designs, this split-architecture typically sustains 2-4x higher throughput while keeping the management plane responsive under heavy load.
پیشنهادی
Storage Area Network Controllers
Storage controllers for iSCSI and Fibre Channel-to-IP gateways benefit from the MPC8555EVTAPF's PCI interfaces, integrated Ethernet MACs, and hardware crypto for encrypted storage protocols. The e500 core's deterministic Book E interrupt handling ensures low-latency I/O completion, critical for transactional storage workloads. Per NXP reference designs, the device can sustain 800+ Mbps iSCSI throughput while maintaining TCP offload assistance through the integrated Ethernet controllers.
پیشنهادی
Industrial Control and SCADA
Industrial control and SCADA systems benefit from the MPC8555EVTAPF's extended -40C to +105C operating range, hardware watchdog timer, and multiple communication peripherals including UART, I2C, SPI, and GPIO. The DDR memory controller with ECC ensures data integrity in electrically noisy factory environments. Compared with ARM Cortex-A5 industrial parts, the e500 Book E core offers more deterministic interrupt response, which is critical for closed-loop control loops in robotics and process automation.
پیشنهادی
Wireless Base Station Controllers
Wireless base station controllers and picocell baseband units leverage the MPC8555EVTAPF's high-speed serial interfaces, hardware encryption for backhaul security, and deterministic real-time behavior. The integrated security engine accelerates IPsec tunnels used in LTE/3G backhaul aggregation, while the PCI interfaces support standard CPRI/SERI connectivity. Per NXP's PowerQUICC III reference manual, the device meets the latency requirements for 2G/4G small-cell base stations operating at up to 4 Gbps aggregate throughput.
پیشنهادی
خلاصه محصولات پیشنهادی
داده‌های مرجع مهندسی برای MPC8555EVTAPF — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول | MPC8555EVTAQF | MPC8555EVTATGF | MPC8555EVTAPE | MPC8555ECVTAPF | MPC8555EVTANG |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 783-FCPBGA (29x29 mm) | 783-FCPBGA (29x29) - same | 783-FCPBGA (29x29) - same | 783-FCPBGA (29x29) - same | 783-FCPBGA (29x29) - same | 783-FCPBGA (29x29) - same |
| Core | PowerPC e500 | PowerPC e500 | PowerPC e500 | PowerPC e500 | PowerPC e500 | PowerPC e500 |
| Core Frequency | 833 MHz | 833 MHz | up to 1 GHz | 833 MHz | 833 MHz | 833 MHz |
| L2 Cache | 256 KB | 256 KB | 256 KB | 256 KB | 256 KB | 256 KB |
| Gigabit Ethernet | 4 ports | 4 ports | 4 ports | 4 ports | 4 ports | 4 ports |
| PCI Interfaces | 2 x PCI 2.2 | 2 x PCI 2.2 | 2 x PCI 2.2 | 2 x PCI 2.2 | 2 x PCI 2.2 | 2 x PCI 2.2 |
| Hardware Crypto | Yes (IPSec/SSL/TLS) | Yes (IPSec/SSL/TLS) | Yes (IPSec/SSL/TLS) | Yes (IPSec/SSL/TLS) | Yes (IPSec/SSL/TLS) | Yes (IPSec/SSL/TLS) |
| Lifecycle Status | Last Time Buy | Last Time Buy | Last Time Buy | Last Time Buy | Last Time Buy | Last Time Buy |
تفاوت‌های کلیدی
- Integrated hardware cryptography engine (در مقابلMPC8555EVTAQF)
- Bin-sorted 833 MHz guaranteed performance (در مقابلMPC8555EVTATGF)
- Same-package pin compatibility simplifies legacy sustainment (در مقابلMPC8569E)
یادداشت‌های طراحی
The 783-FCPBGA package requires a minimum 6-layer PCB stackup with laser-drilled microvias to escape the 1 mm ball pitch. Maintain 50 ohm controlled impedance on the DDR traces and keep matched trace lengths within 50 mils for the DDR byte lanes to meet the datasheet's DDR-333 timing budget. Place four-layer decoupling capacitor arrays (0.1 uF + 1 uF + 10 uF) within 5 mm of every power/ground ball pair.
At maximum throughput, the MPC8555EVTAPF dissipates roughly 5-7 W. Although the 783-FCPBGA exposes its die through the top surface for heatsink attachment, most FCBGA designs rely on thermal vias under the package and a small aluminum heatsink with thermal interface material. Ensure the PCB thermal via array under the package contains at least 25 filled microvias connecting to internal copper ground planes.
The DDR memory controller is the most timing-critical interface. Per NXP's hardware specifications guide, enable ECC to detect/correct DRAM errors in telecom applications, and use series termination resistors (typically 22-33 ohm) on the DDR address/command bus if the trace length exceeds 50 mm. Perform IBIS simulation of the DDR bus before committing the layout to prototype.
Do not confuse the MPC8555EVTAPF (commercial/extended temp, 833 MHz) with the higher-frequency MPC8555EVTATGF (up to 1 GHz) or with the non-encrypted MPC8555 variants. Always confirm the suffix letters against the NXP part marking decoder before placing the part on a BOM. Mixing suffixes can result in board re-spin or warranty invalidation for tier-1 customers.
اطلاعات انطباق
RoHS compliance per NXP product page. Not AEC-Q100 qualified - this MPU targets telecom/industrial networking, not automotive. Halogen_free status not stated in available data.
