MPC8548VTAVHD - PowerQUICC III e500 SoC 1.5GHz | NXP
N.º da peça: MPC8548VTAVHD ✓ AtivoMPC8548VTAVHD Visão geral
Background knowledge: A PowerQUICC III SoC is an integrated communications microprocessor designed for routing, switching, and industrial control workloads that previously required a discrete CPU plus a network processor. In the broader taxonomy, MPC8548 falls under microprocessors -> 32-bit SoCs -> communications processors -> Power Architecture devices. These parts replaced earlier MPC8xx PowerQUICC II designs and are themselves being displaced by QorIQ Layerscape and Layerscape-A products in new designs, leaving PowerQUICC III as a mature legacy platform with a long support tail.
Key differentiating specifications include 1.5 GHz core frequency, 32 KB I-cache and 32 KB D-cache per core, DDR2 SDRAM controller with ECC, two enhanced Three-Speed Ethernet (eTSEC) controllers supporting 10/100/1000 Mbps, and an integrated security engine. The device supports 0C to 105C case operating temperature and offers industrial-grade qualification for harsh environments.
The MPC8548VTAVHD uses a superscalar e500 core with Book E architecture extensions, a peripheral complex that includes four TDM channels, two I2C, DUART, and a local bus controller. The system interface unit ties together PCI Express, Serial RapidIO, and PCI-X, enabling it to function as either a host or an agent in a multiprocessor fabric, which is the hallmark of PowerQUICC III communication engines.
Typical applications include industrial routers and gateways, multiservice access platforms, line cards for routers and switches, LTE and WiMAX base stations, military/aerospace networking, and ruggedized embedded control platforms. The wide I/O and processor integration make it suitable for Secure Boot and IPsec VPN gateways.
Design considerations must include a 4-layer PCB stackup for FCBGA break-out, clean power for the 1.0V core rail (decoupling with 0.1uF X7R plus 10uF bulk), and proper JTAG access for boundary-scan debug. The 29x29 mm BGA also demands precise reflow profiling due to the large thermal mass.
This page combines the latest NXP product specifications, distributor pricing tiers, and a side-by-side comparison with sibling PowerQUICC III variants so procurement and design teams can quickly verify fit and select drop-in compatible second-source parts.
Alternativas drop-in para MPC8548VTAVHD — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com MPC8548VTAVHD (mesmo formato e footprint) — diferindo em Package, Core Architecture, Operating Temperature, PCI / PCI-X, PCI Express.
Nenhuma alternativa drop-in disponível para este produto.
Solicitar alternativasMPC8548VTAVHD Classificações máximas e características elétricas
| Core Architecture | Power Architecture e500 (Book E) |
| Core Count | 1 |
| Data Width | 32-bit |
| Core Frequency | 1.5 GHz |
| Cache (I-cache / D-cache) | 32 KB / 32 KB |
| Ethernet Controllers | 2 x eTSEC (10/100/1000 Mbps) |
| Serial Interfaces | PCI, PCI-X, PCI Express, Serial RapidIO |
| DRAM Controller | DDR2 with ECC |
| Encapsulamento | 783-FCPBGA (29x29 mm) |
| Tipo de montagem | Surface Mount |
| Temperatura de operação | 0 C to +105 C |
| Process Node | 90 nm |
| Supply Voltages | 1.0 V core / 1.8 V / 2.5 V / 3.3 V |
| Status RoHS | Compliant |
| Series | PowerQUICC III (MPC85xx R3.0) |
Guia de Configuração de Pinos do MPC8548VTAVHD 783-fcpbga (29x29 mm)
Configuração de pinos para MPC8548VTAVHD (pacote 783-fcpbga (29x29 mm)). Este CI digital inclui GPIO, interfaces de comunicação (UART, SPI, I2C) e pinos de alimentação. Consulte o datasheet do fabricante para funções alternativas dos pinos e opções de configuração. Essencial para projeto de sistemas embarcados e layout de PCB.
Nenhum dado detalhado de pinagem disponível para MPC8548VTAVHD.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
MPC8548VTAVHD é adequado para 6 aplicaçãos: Industrial Routers and Gateways, Line Cards for Modular Routers and Switches, Wireless Base Station Processing, Military and Aerospace Embedded Networking, Industrial Ethernet and Field-Bus Controllers, Secure Boot and IPsec VPN Gateway.
Industrial Routers and Gateways
The MPC8548VTAVHD drives industrial routers and multi-service gateways because its two eTSEC Gigabit Ethernet MACs, integrated PCI Express and Serial RapidIO fabric, and DDR2-667 memory controller provide the bandwidth and deterministic throughput these devices require. Its 1.5 GHz e500 core runs IPsec and stateful firewall code without consuming all CPU cycles, leaving headroom for routing-table management and management-plane tasks. Typically it is paired with an external PHY for GbE copper interfaces, a serial NOR plus NAND for boot, and a Marvell or Vitesse Ethernet switch on the local bus. Power consumption under 7W typical and the 0-105C case temperature make it well-suited for sealed, fanless enclosures used on factory floors and outdoor telecom cabinets per the NXP PowerQUICC III design guide.
Recomendado
Line Cards for Modular Routers and Switches
As a line-card CPU, the MPC8548VTAVHD supplies a tightly integrated processing block that connects to a switching fabric through PCI Express or Serial RapidIO. The integrated security engine handles IPsec for VPN services, while the DDR2/ECC controller keeps the path tables and ACLs in protected main memory. The 783-FCBGA package fits the constrained board area of a typical line card while keeping thermal profile low enough for forced-air cooling. Reference designs shown in the NXP reference design library pair this part with a complex programmable logic device (CPLD) to implement local management and hot-swap control. Power supply is dominated by the 1.0V core rail, which is generated by a high-current DC-DC converter for example the MAX1762, with 0.1uF X7R ceramic and 22uF polymer bulk capacitors placed at the BGA breakout.
Recomendado
Wireless Base Station Processing
The MPC8548VTAVHD is positioned in LTE and WiMAX base-band and packet-processing cards, where it terminates backhaul Ethernet, runs L2/L3 protocols, and feeds baseband ASICs through Serial RapidIO. Its 32-bit Power Architecture cores are supported by the NPS software stack, simplifying integration with baseband and RF subsystem code. The DDR2 memory controller accommodates moderate buffering, and the dual GbE ports enable hardware-based L2 termination ahead of the baseband card. Industrial temperature grade (0C to +105C case) and 90 nm process deliver a balance of robustness and performance for outdoor radio cabinets where the part often sits near RF final-stage modules.
Recomendado
Military and Aerospace Embedded Networking
For defense and aerospace programs that need long lifecycle support and detailed material declarations, the MPC8548VTAVHD is a frequent pick. The e500 core runs VxWorks 6.x and Integrity RTOS, both widely used in certified avionics and rugged communications platforms. ECC on the DDR2 controller adds a layer of single-bit-error correction for safety-critical code regions, while the dual Ethernet ports can be paired with ruggedized PHYs for MIL-STD-810 and 461 conditions. The 783-FCBGA package, although high pin count, fits the board density needed in tactical radios and signal processors. Conformal coating and underfill are recommended for shock and vibration environments.
Recomendado
Industrial Ethernet and Field-Bus Controllers
The MPC8548VTAVHD is used as the engine of high-port-count Profinet, EtherCAT, or Modbus TCP controllers because it can host a real-time OS along with industrial protocol stacks in userspace. Engineers typically build the device with two Ethernet ports on eTSEC plus additional ports over a Realtek RTL8304NB switch attached to the local bus. Industrial temperature grade and NXP's long-term supply commitments make this part attractive for factory automation, PLCs, and SCADA gateways. Boot and persistent storage is usually a small NOR plus NAND plus an EEPROM holding the calibration database.
Recomendado
Secure Boot and IPsec VPN Gateway
The MPC8548VTAVHD includes a hardware security engine that handles IPsec, IKE, and SSL/TLS primitives offloaded from the CPU, enabling wire-speed IPsec throughput across the two GbE ports for small-office VPN gateways. Boot ROM and on-chip security fuse macros allow trusted hardware root-of-boot to validate signed firmware before passing control to U-Boot or a Linux kernel. The device pairs naturally with external SPI flash for OS image storage plus a small supervised EEPROM for certificates. Power is split between the 1.0V core generated by a high-current POL regulator and 1.8V / 2.5V / 3.3V rails generated by switching converters.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para MPC8548VTAVHD — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | MPC8548VJAVHD | MPC8548EVTAVHD | MPC8548EPXAVHD | MPC8548EVTAQGD | MPC8555EVTAPF |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 783-FCBGA (29x29) | 783-FCBGA (29x29) - same | 783-FCBGA (29x29) - same | 783-FCBGA (29x29) - same | 783-FCBGA (29x29) - same | 783-FCPBGA (29x29) - same footprint family |
| Core | e500 (Power Architecture Book E) | e500 | e500 | e500 | e500 | e500 |
| Ethernet | 2 x eTSEC GbE | 2 x eTSEC GbE | 2 x eTSEC GbE | 2 x eTSEC GbE | 2 x eTSEC GbE | 3 x eTSEC GbE |
| DRAM Interface | DDR2 with ECC | DDR2 with ECC | DDR2 with ECC | DDR2 with ECC | DDR2 with ECC | DDR2 with ECC |
| Family | PowerQUICC III | PowerQUICC III | PowerQUICC III | PowerQUICC III | PowerQUICC III | PowerQUICC III |
Principais diferenciais
- 1.5 GHz speed grade matches the highest in the MPC8548 family (vs MPC8548EVTAVHD)
- Drop-in compatible across the temperature grade ladder (vs MPC8548EVTAQGD)
- Longest-lived PowerQUICC III software support tail (vs MPC8555EVTAPF)
Notas de projeto
The 783-FCBGA package has a typical theta_JB of approximately 1.5 C/W and theta_JA (with adequate airflow) in the 10-15 C/W range, so a heatsink is generally not mandatory at moderate ambient. Estimated (using Vin=1.0V, Icore=5A) the full-load power dissipation is around 5W, leading to a junction temperature rise of roughly 75C above a 25C ambient with 200 LFM airflow. Per the NXP hardware specifications thermal design guidelines, the part should be re-qualified for any application with ambient above 85C or no forced airflow.
Use a 1.0 mm pitch via-in-pad microvia construction on at least 4 layers to break out the BGA, with a continuous ground pour on layers 2 and 4 to control impedance and EMI. Place 0.1uF X7R ceramic decoupling capacitors within 200 mil of every 1.0V core pin and 22uF polymer bulk within 0.5 inch of the package center, as recommended in the NXP MPC8548 hardware specifications document. Match high-speed traces (PCIe, SRIO, DDR) using a 50 ohm or 100 ohm differential geometry routed over a continuous reference plane.
Do not assume software compatibility between different PowerQUICC III speed grades - U-Boot and RCW (Reset Configuration Word) values must be regenerated if the boot frequency changes. Likewise, never assume pin compatibility with the Freescale-badged variants - silicon revision R3.0 is the latest; older R2.x silicon has the same package but different errata and is not recommended for new code paths per NXP errata documentation.
The 1.0V core rail must ramp from 0V to nominal in 1-10 ms or per the reset timing; a controlled soft-start such as the MAX1762 should be used. Place a reset supervisor or POR supervisor (such as the MAX810) on the HRESET pin to avoid POR glitches that can corrupt the on-chip security fuse block, as called out in the NXP hardware specifications document and the engineering bulletin EB899. Recommended decoupling: 22x0.1uF X7R + 8x10uF ceramic + 1x22uF polymer near the package center.
PCI Express and Serial RapidIO link training is highly sensitive to reference-clock jitter; use a 100 MHz +/-50 ppm HCSL clock source such as a Si53306, and keep the clock trace at least 3W away from switching power traces. Reference the NXP MPC8548 hardware specifications document PCIe layout section for the recommended series AC-coupling capacitor placement (typically at the transmitter) and characteristic-impedance trace widths.
Informações de conformidade
RoHS and REACH compliant per NXP environmental certification page for MPC85xx family. Not AEC-Q100 qualified - this part is a 0-105C industrial microprocessor, not an automotive qualified device. Lead-free reflow up to 260C peak is supported per NXP packaging note. Halogen-free and conflict-mineral declarations supplied on demand through NXP customer support.