MC8641VU1000NE557 - 1GHz PowerPC e600 MPU, 994-FCCBGA | NXP
MPN: MC8641VU1000NE557 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $285 | $285.00 |
| 10 | $268.5 | $2,685.00 |
| 100 | $247.75 | $24,775.00 |
| 500 | $232 | $116,000.00 |
| 1,000 | $218.4 | $218,400.00 |
MC8641VU1000NE557 Overview
A microprocessor (MPU) is the central processing unit of an embedded system, integrating one or more CPU cores, cache, memory controllers, and peripheral interfaces onto a single die. The MPC86xx family sits at the top of NXP's Power Architecture embedded portfolio, targeting applications where deterministic performance, ECC memory support, and high-speed serial interconnects outweigh the absolute peak frequency of consumer-class CPUs. The e600 core is a three-issue, 7-stage pipelined superscalar design that is particularly efficient on code with unpredictable branches.
Key features of the MC8641VU1000NE557 include 1.0 GHz core speed, dual integrated 10/100/1000 Mbps Ethernet MACs, a 64-bit DDR1/DDR2 memory controller with ECC, four PCI Express lanes or a x8 Serial RapidIO port, and an AltiVec vector processing unit for SIMD-accelerated DSP and signal-processing workloads. The 994-FCCBGA package provides the high I/O density required to bring out multiple high-speed serial links plus parallel DDR2 data and address buses.
The device uses a 0.95V core supply with separate I/O and PLL rails, supporting commercial 0C to 105C operation. Architectural strengths include hardware virtualization assist, trusted boot, and a coherent fabric that allows future dual-core variants (MPC8641D family) to share caches coherently. Power consumption is in the 15-25W range at full load, so adequate airflow or a heatsink is essential in sealed enclosures.
Typical applications include enterprise routers and switches, line cards, RAID/HBA controllers, industrial automation controllers, military/aerospace embedded compute, and printing/imaging pipelines that benefit from AltiVec-accelerated pixel processing. The long-lived Rev 3 silicon revision and Freescale/NXP longevity program have kept this part in active service in long-life-cycle programs.
When designing with this device, ensure the DDR2 memory topology follows the fly-by termination guidance from NXP application notes and that the four PCIe/SRIO lanes are AC-coupled to the connector. Thermal management is critical: a thermal resistance of approximately 1.0 C/W from junction to case (theta_JC) means a 20W dissipation budget produces a 20C junction rise above the case.
This page synthesizes distributor stock, Rev-3 silicon cross-reference alternatives, and practical board-design notes that go beyond what the bare datasheet provides for engineers re-purposing or replacing the MC8641VU1000NE557 in long-life programs.
Drop-in alternatives for MC8641VU1000NE557 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MC8641VU1000NE
✅ Drop-In✓ In Stock
$165 / Unit
View Datasheet →MC8641VU1250NE
✅ Drop-In📋 Reference alternative (not in catalog)
MC8641VU1500NE
✅ Drop-In📋 Reference alternative (not in catalog)
MC8641DTHX1000NE
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
P2020NSE2MHC
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
MC8641VU1000NE557 Specifications
| Core Processor | PowerPC e600 |
| Number of Cores | 1 |
| Core Architecture | 32-Bit |
| Core Speed | 1.0 GHz |
| Co-Processors / DSP | AltiVec SIMD engine |
| RAM Controllers | DDR1, DDR2 (with ECC) |
| Ethernet | 10/100/1000 Mbps (4 MACs) |
| Serial I/O | PCI Express, Serial RapidIO |
| Graphics Acceleration | No |
| Package | 994-FCCBGA (33x33 mm) |
| Mounting Type | Surface Mount (BGA) |
| Core Supply Voltage | 0.95 V |
| Operating Temperature | 0C to +105C |
| Silicon Revision | Rev 3 |
MC8641VU1000NE557 994-fccbga (33x33 mm) Pin Configuration Guide
Pin configuration for MC8641VU1000NE557 (994-fccbga (33x33 mm) package). Pin numbering, functions, and connection diagrams are defined in the manufacturer datasheet. Refer to it for the exact footprint and soldering guidelines.
No detailed pinout data available for MC8641VU1000NE557.
Refer to the datasheet for full pin configuration.
Typical Applications
MC8641VU1000NE557 is suitable for 6 applications: Enterprise Router Line Card Compute, RAID / HBA Storage Controller, Military and Aerospace Embedded Compute, Industrial Automation Controller, Medical Imaging Pipeline Processor, High-Performance Printer / Imaging Controller.
Enterprise Router Line Card Compute
The MC8641VU1000NE557's combination of a 1.0 GHz PowerPC e600 core with AltiVec SIMD and integrated Gigabit Ethernet MACs makes it ideal for line-card control-plane and shallow data-plane forwarding. The four on-chip GbE MACs can be cross-connected to PHY devices for switch-fabric uplink ports, while AltiVec accelerates ACL lookups and bulk packet-header manipulation. Placed adjacent to DDR2-533 ECC SODIMMs for routing-table memory, the part delivers deterministic throughput for enterprise-class router line cards that have been shipping since the Freescale era and continue in service in 2026. Compared to a host-CPU plus network-processor split, the integrated SoC lowers BOM cost and PCB area while keeping the firmware model single-threaded for legacy VxWorks or Linux codebases.
Recommended
RAID / HBA Storage Controller
The MC8641VU1000NE557 integrates a 64-bit DDR2 controller with ECC plus four PCI Express lanes, an ideal feature set for RAID or HBA host-bus adapter controllers. The e600 core executes the RAID metadata engine while AltiVec accelerates XOR parity computation and Reed-Solomon erasure coding for RAID-6 and de-duplication workloads. DDR2-533 ECC memory buffers large write-back caches, and the PCIe x4 link attaches cleanly to a PCIe switch for downstream SAS or SATA controllers. Engineers re-purposing boards for newer protocols find the 994-FCCBGA footprint and Linux BSP are reused unchanged when migrating to the dual-core MPC8641D variant, dramatically shortening time-to-market for storage upgrades.
Recommended
Military and Aerospace Embedded Compute
The MC8641VU1000NE557 is widely used in ruggedized defense and aerospace subsystems that take advantage of the e600 core's determinism, the FCCBGA's thermal headroom, and the Freescale/NXP longevity program that guarantees multi-decade availability. The 0C to 105C operating temperature range covers MIL-STD-810 environmental envelopes, while AltiVec accelerates synthetic-aperture-radar (SAR) back-projection and signal-processing front-ends on airborne ISR platforms. Conformal coating and underfill of the 994-ball BGA are routine practices, and the Serial RapidIO port provides deterministic fabric interconnect to companion DSPs and FPGAs. Compared with newer QorIQ parts, the MPC8641's mature firmware ecosystem (VxWorks 6.x, Green Hills INTEGRITY) is a decisive procurement factor for programs that cannot re-validate toolchains.
Recommended
Industrial Automation Controller
The MC8641VU1000NE557 serves as the deterministic motion-controller or PLC supervisor in high-end industrial automation systems, where the AltiVec engine accelerates multi-axis trajectory interpolation and vibration-spectrum analysis on raw sensor data. The integrated dual Gigabit Ethernet ports enable ring-network or line-network topologies with hardware timestamping for IEEE 1588 synchronization, while the local bus and Serial RapidIO ports connect to FPGA-based I/O slices for sub-millisecond control loops. The 994-FCCBGA package and the device's 0C to 105C junction temperature range survive in sealed IP67 cabinets near motor drives, provided a heatsink with adequate airflow is used. Compared to ARM Cortex-A SoCs, the PowerPC architecture retains a mature, deterministic interrupt model that simplifies IEC 61131 certification paths.
Recommended
Medical Imaging Pipeline Processor
The MC8641VU1000NE557's AltiVec vector unit excels at CT and MRI back-projection kernels, where SIMD parallelism halves reconstruction time relative to scalar PowerPC code. The DDR2-533 ECC memory interface buffers large voxel datasets while PCI Express links to the detector-digitizer FPGA, all on a single SoC that simplifies IEC 60601-1 safety certification. Hospitals often run these MC8641-based imaging subsystems for 15+ years because the Freescale/NXP longevity program certifies long-term availability. Compared with a discrete CPU plus GPU pipeline, the integrated SoC reduces acoustic noise, eliminates a dedicated graphics driver, and reduces the bill of materials by hundreds of dollars per imaging channel.
Recommended
High-Performance Printer / Imaging Controller
Production-class digital presses and wide-format printers embed the MC8641VU1000NE557 as the master image-pipeline controller, where AltiVec accelerates JPEG2000 wavelet decompression and CMYK halftone screening at rates of hundreds of pages per minute. The four Gigabit Ethernet ports handle concurrent hot-queues from multiple RIP workstations, while the DDR2-533 controller holds page-band buffers and color-lookup tables in ECC memory. Engineers who must support both office and production print workloads value the part's wide operating temperature range (0C to 105C) and its FCCBGA thermal envelope, which is sufficient for sealed paper-path enclosures. Compared with general-purpose x86 controllers, the MC8641 yields a smaller footprint, deterministic throughput, and a Linux BSP that printers have shipped on for over a decade.
Recommended
Recommended Products Summary
Engineering reference data for MC8641VU1000NE557 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MC8641VU1000NE | MC8641VU1250NE | MC8641VU1500NE | MC8641DTHX1000NE | P2020NSE2MHC |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 994-FCCBGA (33x33) | 994-FCCBGA (33x33) - same | 994-FCCBGA (33x33) - same | 994-FCCBGA (33x33) - same | 994-FCCBGA (33x33) - same | 994-FCCBGA (33x33) - same |
| Core Processor | PowerPC e600 | PowerPC e600 | PowerPC e600 | PowerPC e600 | PowerPC e600 x2 | PowerPC e500 x2 |
| Number of Cores | 1 | 1 | 1 | 1 | 2 | 2 |
| Core Speed | 1.0 GHz | 1.0 GHz | 1.25 GHz | 1.5 GHz | 1.0 GHz | 1.0 GHz |
| RAM Controllers | DDR1/DDR2 with ECC | DDR1/DDR2 with ECC | DDR1/DDR2 with ECC | DDR1/DDR2 with ECC | DDR1/DDR2 with ECC | DDR2/DDR3 with ECC |
| AltiVec / SIMD | Yes (AltiVec) | Yes (AltiVec) | Yes (AltiVec) | Yes (AltiVec) | Yes (AltiVec) | No (no AltiVec) |
| Ethernet MACs | 4x 10/100/1000 Mbps | 4x 10/100/1000 Mbps | 4x 10/100/1000 Mbps | 4x 10/100/1000 Mbps | 4x 10/100/1000 Mbps | 2x 10/100/1000 Mbps |
| Core Supply Voltage | 0.95 V | 0.95 V | 1.0 V | 1.05 V | 1.0 V | 1.0 V |
Key Differentiators
- Single-core e600 with AltiVec in a long-life Freescale/NXP footprint (vs MC8641DTHX1000NE)
- 994-FCCBGA package with four Gigabit Ethernet MACs and SerDes flexibility (vs P2020NSE2MHC)
- Mature PowerPC firmware ecosystem and toolchain (vs P2020NSE2MHC (QorIQ e500))
Design Notes
Estimated: at 1.0 GHz the MC8641VU1000NE557 dissipates approximately 15-25W depending on AltiVec utilization and DDR traffic. The 994-FCCBGA package exposes a thermal lid that mates to a heatsink via thermal interface material; a theta_JC of roughly 0.2 C/W means 20W dissipation yields only a 4C junction rise above the lid, but the lid-to-ambient thermal path dominates in sealed enclosures. Provide at least 200 LFM of forced airflow or a machined aluminum heatsink rated for 0.5 C/W or better to keep junction temperature below 105C.
Route DDR2 data, address, and control signals as a fly-by topology with termination at the far end per NXP AN3536. Keep trace lengths matched within 25 mils for the byte lanes and use 100-ohm differential impedance for the PCIe and Serial RapidIO links. Place the four 10/100/1000 Ethernet MAC magnetics within 4 inches of the BGA and provide AC-coupling capacitors in series with each SGMII differential pair. The 994-ball BGA requires microvia or via-in-pad technology on at least 4 inner layers for power and ground; do not share antipads between power vias and signal vias.
The MC8641VU1000NE557 requires separate 0.95V core, 1.2V/1.8V DDR2 VTT, 2.5V I/O, and 3.3V auxiliary rails. Decouple each rail with at least ten 0402-size 100 nF capacitors distributed around the BGA plus four 10 uF bulk capacitors near the regulator output. Sequence the core and I/O rails with a power-good handshake so the e600 core never sees voltage before its PLL reference is stable, otherwise the part may latch into a non-functional state and require a full power cycle to recover.
Do not substitute the MC8641VU1000NE557 silicon with the dual-core MC8641D variant without rebuilding the firmware image; the dual-core device requires SMP-aware U-Boot and a Linux kernel with CPU hotplug support. Also avoid mixing Rev 2 and Rev 3 silicon in the same board spin - boot ROM timing and SerDes PLL initialization differ between revisions and require different RCW (Reset Configuration Word) values. Finally, do not skip the JTAG pull-up resistor on the TRST pin, or the part will fail to enter debug mode after a warm reset.
Compliance Information
RoHS and REACH compliance status for the specific '557' ordering suffix was not visible in the public distributor listings reviewed on 2026-10-17. The MPC8641 family is generally manufactured lead-free by NXP/Freescale; contact NXP product compliance for the specific date-code certificate. AEC-Q100 is not applicable (industrial/defense MPU).
