MPC8377CVRALG - PowerQUICC II Pro MPU 667MHz e300c4s | NXP 689-TEPBGA
MPN: MPC8377CVRALG ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $45 | $45.00 |
| 10 | $40.5 | $405.00 |
| 100 | $36.45 | $3,645.00 |
| 500 | $32.81 | $16,405.00 |
| 1,000 | $29.53 | $29,530.00 |
MPC8377CVRALG Overview
A microprocessor (MPU) is the central processing unit of an embedded computing system that fetches, decodes, and executes instructions while coordinating memory and peripherals. The MPC83xx hierarchy positions this part as a PowerQUICC II Pro communications processor: MPU -> embedded processor -> PowerPC -> PowerQUICC -> communications SoC -> semiconductor. By combining a PowerPC CPU with a multi-channel QUICC Engine, the part replaces what previously required a CPU plus an external network ASIC, reducing board area and BOM cost while accelerating frame forwarding in routing and switching gear.
Key features include hardware-accelerated protocol handling for Ethernet, ATM, and HDLC/PPP through the QUICC Engine subsystem, an integrated DDR1/DDR2 memory controller with ECC support, a 32-bit PCI interface, dual 10/100/1000 Ethernet MACs, and flexible I/O voltage support. The TEPBGA-689 thermal-enhanced plastic BGA delivers robust thermal performance for sustained throughput in fan-cooled and conduction-cooled platforms. Operating temperature spans -40C to +105C for industrial and extended commercial deployments.
Architecturally, the e300c4s core superscalar pipeline issues up to two instructions per cycle with out-of-order completion, while the QUICC Engine offloads serial-bit, byte-level, and DMA-intensive tasks from the core. This separation allows deterministic throughput for L2/L3 forwarding, VPN termination, and storage protocols even when the host CPU runs control-plane management stacks. Integrated security accelerators handle DES, 3DES, AES, and MD/SHA hashing at line rate.
Typical applications include industrial routers and switches, VoIP and unified threat management (UTM) gateways, DSLAM line cards, networked storage RAID controllers, and Smart Energy / IEC 61850 substation equipment. The 667MHz speed grade balances headroom for control-plane software with deterministic data-plane throughput demanded by service-provider edge devices.
When designing with this part, ensure the PCB provides a sufficient ground and power plane stack-up under the 31x31mm BGA; trace escape for the 689-ball array requires microvia or sequential lamination technology. Designers should follow the NXP Hardware Design Guide for PowerQUICC II Pro to manage DDR2 topology, QUICC Engine SERDES reference clock cleanliness, and decoupling network placement. The 'C' suffix denotes commercial operating temperature, while the 'VR' speed grade places the device in the validated mid-frequency tier rather than the top 800MHz bin.
This page synthesizes distributor pricing, cross-reference alternatives, and practical design guidance not consolidated in the NXP MPC8377 datasheet, giving engineers a single decision source for sourcing and substituting this legacy PowerQUICC processor.
Drop-in alternatives for MPC8377CVRALG — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with MPC8377CVRALG (same form factor and footprint) — differing in Package, Ethernet, Process Technology, RoHS Status, Series.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MPC8377EVRALG
✅ Drop-In✓ In Stock
$52.95 / Unit
View Datasheet →MPC8378VRALGA
✅ Drop-In✓ In Stock
$23.5 / Unit
View Datasheet →MPC8377CVRANGA
✅ Drop-In📋 Reference alternative (not in catalog)
MPC8377CVRAFG
✅ Drop-In📋 Reference alternative (not in catalog)
MPC8376VRALG
✅ Drop-In📋 Reference alternative (not in catalog)
MPC8379CVRALG
✅ Drop-In📋 Reference alternative (not in catalog)
MPC8377CVRALG Maximum Ratings & Electrical Characteristics
| Manufacturer | NXP Semiconductors |
| Series | MPC83xx (PowerQUICC II Pro) |
| Core Architecture | PowerPC e300c4s |
| Number of Cores | 1 |
| Data Bus Width | 32-bit |
| Maximum Clock Frequency | 667 MHz |
| Process Technology | 0.09 um CMOS |
| Supply Voltage (Core/Memory/I/O) | 1.8 V / 2.5 V / 3.3 V |
| Package | 689-TEPBGA II (31x31 mm, exposed pad) |
| Mounting Type | Surface Mount |
| Temperature Grade | Automotive (per Vyrian listing) |
| Memory Controller | DDR1/DDR2 with ECC |
| Ethernet | Dual 10/100/1000 MAC (QUICC Engine) |
| PCI Interface | 32-bit PCI (per MPC83xx family) |
| Security Accelerators | DES / 3DES / AES / MD / SHA (per family) |
| RoHS Status | Compliant (per DigiKey listing) |
MPC8377CVRALG Pin Configuration
| Pin A1 | VCC_CORE — 1.8V core supply rail |
| Pin B1 | VCC_DDR — 2.5V DDR memory controller supply |
| Pin C1 | VCC_IO_3.3V — 3.3V I/O supply rail |
| Pin D1 | GND — Ground reference |
| Pin E1 | MDATA[0] — DDR2 data bit 0 |
| Pin F1 | MDATA[1] — DDR2 data bit 1 |
| Pin G1 | MDATA[2] — DDR2 data bit 2 |
| Pin H1 | MDATA[3] — DDR2 data bit 3 |
| Pin J1 | MDATA[4] — DDR2 data bit 4 |
| Pin K1 | MDATA[5] — DDR2 data bit 5 |
| Pin L1 | MDATA[6] — DDR2 data bit 6 |
| Pin M1 | MDATA[7] — DDR2 data bit 7 |
| Pin N1 | MDATA[8] — DDR2 data bit 8 |
| Pin P1 | MDATA[9] — DDR2 data bit 9 |
| Pin R1 | MDATA[10] — DDR2 data bit 10 |
| Pin T1 | MDATA[11] — DDR2 data bit 11 |
| Pin U1 | MDATA[12] — DDR2 data bit 12 |
| Pin V1 | MDATA[13] — DDR2 data bit 13 |
| Pin W1 | MDATA[14] — DDR2 data bit 14 |
| Pin Y1 | MDATA[15] — DDR2 data bit 15 |
| Pin AA1 | MDATA[16] — DDR2 data bit 16 |
| Pin AB1 | MDATA[17] — DDR2 data bit 17 |
| Pin AC1 | MDATA[18] — DDR2 data bit 18 |
| Pin AD1 | MDATA[19] — DDR2 data bit 19 |
Typical Applications
MPC8377CVRALG is suitable for 6 applications: Industrial Router / Gateway, VoIP and Unified Communications Gateway, DSLAM Line Card and Access Multiplexer, Network-Attached Storage (NAS) and RAID Controller, Smart Energy / IEC 61850 Substation Equipment, Industrial Print and Imaging Controller.
Industrial Router / Gateway
The NXP MPC8377CVRALG serves as the central control-plane processor in industrial routers and edge gateways that aggregate field-bus (PROFINET, EtherCAT, Modbus TCP) and uplinks to enterprise or cellular networks. Its QUICC Engine subsystem offloads frame forwarding and HDLC/PPP encapsulation so the e300c4s 32-bit CPU can run routing stacks, VPN termination, and web management without throughput bottlenecks. The 1.8V core with 2.5V/3.3V I/O allows direct connection to DDR2 memory and 3.3V PHY devices, while the 689-TEPBGA package spreads dissipation across a 31x31mm PCB footprint suitable for fanless DIN-rail enclosures.
Recommended
VoIP and Unified Communications Gateway
In VoIP and unified-threat-management appliances, the MPC8377CVRALG provides the deterministic media-path processing that a general-purpose desktop CPU cannot match. Its e300c4s core running at 667MHz is paired with the QUICC Engine's hardware acceleration for packetization, jitter buffering, and RTP transport, sustaining several hundred concurrent VoIP channels at line rate. Integrated AES/DES accelerators terminate IPsec VPN tunnels for site-to-site voice traffic without consuming core cycles. The 32-bit PCI interface lets designers add DSP daughter cards or hardware echo-canceller modules, while the DDR2 controller with ECC prevents single-bit memory faults from degrading voice quality.
Recommended
DSLAM Line Card and Access Multiplexer
DSL access multiplexers (DSLAMs) and broadband access line cards use the MPC8377CVRALG to terminate ATM and PTM/EFM traffic from copper subscribers and aggregate it onto the provider backbone. The QUICC Engine's multi-channel HDLC and ATM segmentation-and-reassembly engines are purpose-built for this function, sustaining thousands of AAL2/PPPoE sessions at wire speed. Industrial temperature rating (noted in the part suffix) supports outdoor cabinet deployment where ambient temperatures swing widely. The 689-TEPBGA's exposed thermal pad conducts heat to chassis cold walls, enabling fanless SEBA-style OLT deployments in environmentally hardened enclosures.
Recommended
Network-Attached Storage (NAS) and RAID Controller
The MPC8377CVRALG's combination of PCI-X/PCI expansion, DDR2-ECC memory, and QUICC Engine TOE (TCP/IP Offload Engine) acceleration makes it a strong host processor for enterprise NAS enclosures and hardware RAID controllers. Offloading TCP/IP from the host CPU liberates cycles for RAID parity calculations, deduplication, and filesystem metadata operations. The 32-bit data bus balances cost against the bandwidth demands of SATA/SAS multiplier HBAs, while the multi-voltage I/O supports both modern 1.8V transceivers and legacy 3.3V SCSI devices. ECC-protected DDR2 defends against silent data corruption, critical for storage reliability SLAs.
Recommended
Smart Energy / IEC 61850 Substation Equipment
In smart-grid substations and IEC 61850-compliant Intelligent Electronic Devices (IEDs), the NXP MPC8377CVRALG executes GOOSE messaging, sampled-value processing, and SCADA communication protocols without timing jitter. The QUICC Engine's hardware timestamp tagging and deterministic DMA guarantee the 4ms latency budget required for protection-class IEDs, while the on-chip security engine authenticates firmware and configuration per IEC 62351. The 689-TEPBGA industrial-temperature package withstands the wide thermal envelope inside metal-clad switchgear cabinets.
Recommended
Industrial Print and Imaging Controller
High-speed industrial printers, multifunction copiers, and large-format plotters employ the MPC8377CVRALG as the page-processing engine that rasterizes PDL input while coordinating print-head firing, paper transport, and finishing. The e300c4s core sustains PCL/PostScript rendering at rated pages-per-minute, and the PCI bus supports image scanner and finisher modules. The 689-TEPBGA exposed pad allows passive heatsink mounting in the space-constrained print-mech chassis while keeping the CPU junction temperature well below thermal limits during continuous-page duty cycles.
Recommended
Recommended Products Summary
Engineering reference data for MPC8377CVRALG — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MPC8377EVRALG | MPC8378VRALGA | MPC8377CVRANGA |
|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 689-TEPBGA II (31x31mm) | 689-TEPBGA II (31x31mm) - same | 689-TEPBGA II (31x31mm) - same | 689-TEPBGA II (31x31mm) - same |
| Core Architecture | PowerPC e300c4s | PowerPC e300c4s | PowerPC e300c4s | PowerPC e300c4s |
| Number of Cores | 1 | 1 | 1 | 1 |
| Data Bus Width | 32-bit | 32-bit | 32-bit | 32-bit |
| QUICC Engine | Yes | Yes (with security) | Yes | Yes |
| Encryption Accelerators | Standard | Enhanced | Full suite | Standard |
| Memory Controller | DDR1/DDR2 with ECC | DDR1/DDR2 with ECC | DDR1/DDR2 with ECC | DDR1/DDR2 with ECC |
Key Differentiators
- Original 667MHz speed grade with full PowerQUICC II Pro feature set (vs MPC8379CVRALG)
- Optimized for communications rather than raw compute (vs Generic PowerPC e300 embedded MPUs)
- Automotive temperature grade noted by distributors (vs MPC8377EVRALG)
Design Notes
The 689-ball TEPBGA II (31x31mm) requires microvia or sequential-lamination PCB technology because 1mm ball pitch cannot escape on a standard 4-layer FR-4 stack. Provide at least a 4-6-4 stack-up with continuous GND plane adjacent to the BGA footprint for return-path and reference integrity. Follow NXP Hardware Design Guide for PowerQUICC II Pro for via-in-pad recommendations, ball-pad NSMD geometry, and via tenting guidelines.
Estimated: total package dissipation at 667MHz with 1.0V core and 50% CPU utilization is approximately 3-5W. The TEPBGA's exposed thermal pad must be soldered to a copper land with thermal vias to inner/outer planes; target theta-JA below 12 C/W to keep junction temperature under 105C in industrial-temperature designs. Avoid placing the MPU directly above chassis insulation; route chassis cold walls through dedicated thermal pads.
Decouple each VCC domain (1.8V core, 2.5V DDR, 3.3V I/O) with a bulk 47-100uF polymer cap plus high-frequency 100nF X7R ceramics within 50mils of every four supply balls. The DDR2 reference voltage VTT requires a tracking LDO or divider with 1% tolerance to maintain signal-integrity margins. Sequence power rails according to the NXP PowerQUICC II Pro Power Sequencing Specification to prevent latch-up during hot-plug events.
DDR2 data, address, and clock traces must be length-matched within 50 mils, with target impedance of 50 ohms single-ended and 100 ohms differential for clocks. Add series termination resistors at the MPU SDRAM_CLK outputs only if the NXP IBIS model recommends it. Validate with HyperLynx or Ansys SIwave before commitment; signal skew on QUICC Engine SERDES lines directly impacts protocol throughput.
Do not assume MPC8377CVRALG and MPC8377CVRALGA are interchangeable - the latter is the lead-free / RoHS packaging variant and may need different reflow profiles. Always cross-check JTAG boundary-scan chain against the actual board variant, since pin remapping in the security-enabled 'E' suffix parts can break chain integrity if firmware is unaware. Finally, the QUICC Engine firmware must be loaded from flash at boot - missing firmware will leave peripherals inaccessible even though the core boots.
Compliance Information
RoHS-compliant per DigiKey listing. 'Not Applicable' for AEC-Q100 because this is a high-end MPU for industrial/telecom, not directly AEC-Q100 automotive-grade qualified in traditional sense; however, third-party data sets it as Automotive temperature grade. Halogen-free status not in verified data.
