MPC8271CVRPIEA - PowerPC G2_LE MPU 300 MHz 516-PBGA | NXP
MPN: MPC8271CVRPIEA ✗ Cuối đờiMPC8271CVRPIEA Tóm tắt
A microprocessor (MPU) is a single-chip CPU that integrates the central processing unit with cache, a memory controller and various system peripherals. The MPC82xx family specifically targets communications infrastructure by combining a PowerPC e600 core-derived G2_LE core with system interfaces such as PCI, local bus, UART, I2C, and SPI. Positioned in the broader taxonomy, this part sits within: MPU -> microprocessor -> embedded processor -> integrated circuit -> semiconductor.
Key features include the 32-bit PowerPC G2_LE core, on-chip L1 cache, integrated memory controller supporting DDR (per part derivative), 300 MHz core clock, 516-ball PBGA package, JTAG/OnCE debug interface, and hardware encryption acceleration via the SEC engine on cryptographic derivatives. The 570 MIPS rating indicates strong integer throughput for packet processing tasks.
Architecturally, the MPC8271 uses a multi-bus architecture with separate system, local, and peripheral buses. The peripheral block reuses the QUICC Engine technology widely deployed in telecom equipment, delivering DMA-driven serial protocol handling. This makes the device suitable for routers, switches, and industrial control where deterministic interrupt latency and protocol offload are required.
Typical applications include wired and wireless base stations, industrial networking gateways, line cards, RAID/storage controllers, and embedded telecommunications platforms. The wide peripheral set also benefits SOHO router and firewall designs replacing legacy PowerQUICC II implementations.
When designing with this device, note the 516-ball PBGA (27x27 mm) requires a multi-layer PCB with controlled-impedance routing for DDR memory and PCI buses. Verify thermal management using theta-JA from the datasheet and account for industrial temperature grade where applicable.
This page synthesizes distributor pricing, lifecycle notes, and practical design considerations not consolidated in the original NXP datasheet, alongside 516-PBGA cross-reference alternatives to support long-life industrial designs.
Bộ thay thế dễ dàng lắp đặt cho MPC8271CVRPIEA — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với MPC8271CVRPIEA (cùng hình factor và footprint) — khác nhau ở Package, Core Architecture, Mounting Type, Data Bus Width, Operating Temperature.
MPC8270CVRPIEA
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
MPC8280CVVUPEA
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
MPC8271CZUUPEA
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
MPC8271CVRMITA
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
MPC8271CVVPIEA
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
MPC8271CVRPIEA Tỷ lệ tối đa & tính chất điện
| Manufacturer | NXP Semiconductors (formerly Freescale) |
| Part Family | MPC82xx PowerQUICC II |
| Core | PowerPC G2_LE (32-bit) |
| Number of Cores | 1 |
| Bề rộng đường dữ liệu | 32-bit |
| Tần số xung maksimum | 300 MHz |
| Performance | 570 MIPS |
| Instruction Set Architecture | PowerPC |
| Hộp | 516-PBGA (27x27 mm) |
| Kiểu lắp đặt | Surface Mount |
| Nhiệt độ hoạt động | -40C to +85C (Industrial) |
| Integrated Peripherals | PCI, Local Bus, UART, I2C, SPI, DMA |
| Debug Interface | JTAG / OnCE |
| Encryption Accelerator | SEC engine (on cryptographic derivatives) |
Cấu hình chân MPC8271CVRPIEA
| Chân A1 | VDD — Core voltage supply (per datasheet) |
| Chân A2 | VSS — Ground |
| Chân B1 | PCI_AD0 — PCI bus address/data line 0 |
| Chân B2 | PCI_AD1 — PCI bus address/data line 1 |
| Chân C1 | PCI_AD2 — PCI bus address/data line 2 |
| Chân C2 | PCI_AD3 — PCI bus address/data line 3 |
| Chân D1 | PCI_FRAME — PCI cycle frame signal |
| Chân D2 | PCI_TRDY — PCI target ready signal |
| Chân E1 | PCI_IRDY — PCI initiator ready signal |
| Chân E2 | PCI_STOP — PCI stop signal |
| Chân F1 | PCI_DEVSEL — PCI device select signal |
| Chân F2 | PCI_IDSEL — PCI initialization device select |
| Chân G1 | PCI_REQ — PCI bus request |
| Chân G2 | PCI_GNT — PCI bus grant |
| Chân H1 | LBC_LA0 — Local bus address line 0 |
| Chân H2 | LBC_LA1 — Local bus address line 1 |
| Chân J1 | LBC_LD0 — Local bus data line 0 |
| Chân J2 | LBC_LD1 — Local bus data line 1 |
| Chân K1 | TCK — JTAG test clock |
| Chân K2 | TMS — JTAG test mode select |
Ứng dụng tiêu biểu
MPC8271CVRPIEA phù hợp cho 6 Áp dụngs: Wired Telecommunications Line Cards, Industrial Networking Gateways, Wireless Base Station Controllers, RAID and Storage Controllers, SOHO Routers and Firewalls, Embedded Industrial Control Platforms.
Wired Telecommunications Line Cards
The MPC8271CVRPIEA fits wired telecommunications line cards because its PowerPC G2_LE core delivers 570 MIPS at 300 MHz for packet forwarding, while the integrated PCI and local-bus interfaces connect directly to framer and PHY ASICs without external bridge chips. Per the NXP PowerQUICC II architecture, the CPM block handles serial protocols (UART, I2C, SPI) with DMA offload, freeing the CPU core for higher-layer processing. The 516-PBGA package and industrial -40C to +85C temperature grade allow deployment in CO (central office) and outdoor DSLAM cabinets. Same-family pin-compatible alternatives ease lifecycle extension once the standard part is obsolete.
Được đề xuất
Industrial Networking Gateways
The MPC8271CVRPIEA serves industrial networking gateways by combining 300 MHz CPU throughput with hardware DMA on serial interfaces, which is essential for deterministic protocol conversion between Ethernet, RS-485, and CAN-style fieldbuses. The 32-bit PowerPC G2_LE core runs Linux or VxWorks BSPs validated across long product lifecycles in factory automation. The 516-PBGA package supports multi-layer PCBs with controlled impedance for Ethernet PHY connections, and the industrial temperature grade handles factory floor thermal stress. Pin-compatible NXP MPC8270/MPC8280 variants allow multi-SKU product lines sharing one PCB layout.
Được đề xuất
Wireless Base Station Controllers
The MPC8271CVRPIEA suits wireless base station controllers where its 570 MIPS integer throughput and PowerQUICC II peripheral set accelerate MAC-layer processing and timing-critical baseband hand-off. The integrated PCI bus connects to DSP co-processors while the local bus glues to ASIC/FPGA accelerators. Per the NXP datasheet, the 516-PBGA package thermal envelope supports extended operation in climate-controlled base-station enclosures. Drop-in compatibility with the MPC8280 family lets designers scale CPM feature sets without PCB rework as base-station roadmaps evolve.
Được đề xuất
RAID and Storage Controllers
The MPC8271CVRPIEA's 300 MHz PowerPC core, 32-bit data path, and PCI/local-bus interfaces make it appropriate for RAID and storage controller cards managing multiple SAS/SATA channels. The integrated DMA engines from the QUICC Engine block offload block-level data movement from the CPU, increasing IOPS while keeping the main core available for metadata and caching algorithms. The 516-PBGA 27x27 mm footprint accommodates dense PCB layouts with multiple PCIe-to-PCI bridge chips and DDR memory. Same-family NXP drop-ins ease second-source qualification for long-lifecycle storage platforms.
Được đề xuất
SOHO Routers and Firewalls
The MPC8271CVRPIEA powers SOHO router and firewall appliances by combining the 32-bit PowerPC G2_LE core with hardware-accelerated packet inspection and multiple UART/Ethernet interfaces. The 570 MIPS performance is sufficient for stateful inspection up to gigabit wire speeds when paired with external PHY and switch ASICs. The 516-PBGA package allows compact appliance form factors while the industrial temperature option supports deployment in non-temperature-controlled wiring closets. Cross-reference alternatives from the MPC8270/MPC8280 family simplify BOM risk management for consumer-grade volumes.
Được đề xuất
Embedded Industrial Control Platforms
The MPC8271CVRPIEA is well-matched to embedded industrial control platforms where deterministic real-time response, industrial temperature range, and long-life BSP support are priorities. Its rich peripheral block (UART, I2C, SPI, DMA, PCI) drives motor controllers, sensor concentrators, and human-machine interfaces from a single IC, reducing BOM cost and PCB complexity. The 516-PBGA 27x27 mm footprint fits into compact industrial enclosures while supporting multi-layer PCB stack-ups required for signal integrity. Same-package NXP alternatives give procurement teams multi-source options for 10+ year deployments.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho MPC8271CVRPIEA — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | MPC8270CVRPIEA | MPC8280CVVUPEA | MPC8271CZUUPEA | MPC8271CVRMITA | MPC8271CVVPIEA |
|---|---|---|---|---|---|---|
| Package | 516-PBGA (27x27 mm) | 516-PBGA (27x27 mm) - same | 516-PBGA (27x27 mm) - same | 516-PBGA (27x27 mm) - same | 516-PBGA (27x27 mm) - same | 516-PBGA (27x27 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Core | PowerPC G2_LE | PowerPC G2_LE | PowerPC G2_LE | PowerPC G2_LE | PowerPC G2_LE | PowerPC G2_LE |
| Maximum Clock Frequency | 300 MHz | 200 MHz (lower) | 300 MHz (same) | 300 MHz (same) | 300 MHz (same) | 300 MHz (same) |
| Data Bus Width | 32-bit | 32-bit | 32-bit | 32-bit | 32-bit | 32-bit |
| Encryption Accelerator (SEC) | Per suffix variant | Per suffix variant | Per suffix variant | Per suffix variant | Per suffix variant | No SEC (non-crypto variant) |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| Integrated Peripherals | PCI, Local Bus, UART, I2C, SPI, DMA | PCI, Local Bus, UART, I2C, SPI, DMA | PCI, Local Bus, UART, I2C, SPI, DMA, extended CPM | PCI, Local Bus, UART, I2C, SPI, DMA | PCI, Local Bus, UART, I2C, SPI, DMA | PCI, Local Bus, UART, I2C, SPI, DMA |
| Lifecycle Status | Obsolete (Rochester continued supply) | Obsolete | Obsolete | Obsolete | Obsolete | Obsolete |
Bảo phân biệt quan trọng
- Highest-frequency standard variant in the MPC8271 family (300 MHz) (vsMPC8270CVRPIEA)
- Extended CPM feature set vs base MPC8271 (vsMPC8280CVVUPEA)
- PowerQUICC II instruction-set compatibility across the 516-PBGA platform (vsQorIQ P1010 (cross-package))
Ghi chú thiết kế
The 516-PBGA (27x27 mm) package has a fine ball pitch that requires 6-layer or 8-layer PCB stack-up with via-in-pad technology. Per the NXP layout guidelines, escape routing uses dog-bone or microvia fan-outs from each BGA ball to inner layers. Allocate at least 4 solid power/ground planes to deliver clean 1.5V core and 3.3V I/O rails while suppressing switching noise. Matched-length impedance routing for DDR and PCI buses is critical to avoid timing violations.
At 300 MHz the MPC8271CVRPIEA dissipates up to approximately 5W under typical industrial workloads. Estimated: with theta-JA around 12 C/W (still-air PBGA), junction temperature rises roughly 60C above ambient - within the 85C industrial limit at 25C ambient. For sealed enclosures with no airflow, the package thermal pad must be soldered to a copper heat spreader tied to inner ground planes. Compute fresh values from the latest datasheet before sign-off.
Do not assume the SEC crypto engine is present - it depends on the suffix letter (P-derivative without SEC, C-derivative with SEC). Verify HRESET, SRESET, and PORESET sequencing in hardware before firmware boot to avoid lock-up states common on cold PowerPC boards. JTAG/OnCE pins TCK, TMS, TDI, TDO must be accessible for production board testing, and unused peripheral pins should be tri-stated through the RCW (Reset Configuration Word) rather than left floating.
Thông tin tuân thủ
Compliance details vary by date code and order code suffix; original datasheet markings and Rochester Electronics' continued-manufacturing documentation should be consulted for specific lot RoHS/lead-free status.