MPC8378EVRAGD - PowerQUICC II Pro MPU 400MHz e300c4s | NXP
MPN: MPC8378EVRAGD ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $95.5 | $95.50 |
| 10 | $86.4 | $864.00 |
| 100 | $78.25 | $7,825.00 |
| 500 | $71.1 | $35,550.00 |
| 1,000 | $64.8 | $64,800.00 |
MPC8378EVRAGD Overview
A microprocessor (MPU) is an integrated circuit that contains the central processing unit of a computer system, integrating the ALU, control unit, registers, cache, and memory management in a single chip. In embedded systems hierarchies, MPUs are differentiated from microcontrollers (MCUs) by their higher computational throughput, external memory bus, and rich peripheral set. The MPC8378E sits in NXP's PowerQUICC II Pro lineage, between classic PowerQUICC devices and later QorIQ Layerscape SoCs.
Key features include the e300c4s 32-bit PowerPC core with 32 KB L1 instruction and data caches, hardware encryption acceleration, two 10/100/1000 Ethernet MACs with L2 switching support, a DDR memory controller supporting DDR1/DDR2, USB 2.0 host/device, PCI Express interface, and integrated security engines. The device targets secure networking linecards and access equipment.
Architecturally, the MPC8378E couples a high-performance system-on-chip design with the proven QUICC Engine for protocol offload, providing hardware acceleration for Ethernet, ATM, and HDLC/PPP traffic. The integrated security engine supports DES, 3DES, AES, SHA-1/MD5, and public-key algorithms, reducing the BOM cost for VPN and IPsec gateways.
Typical applications include wired broadband gateways, secure VPN routers, industrial control and factory automation controllers, smart-grid substation equipment, linecards for multiservice access platforms, and telecommunications test equipment requiring deterministic serial-protocol handling.
A key design consideration is power dissipation: at 400 MHz with full Ethernet and encryption activity, the device can dissipate several watts; the TEBGA-689 package demands substantial PCB copper pour and thermal vias for reliable operation in fanless enclosures.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for MPC8378EVRAGD — 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 MPC8378EVRAGD (same form factor and footprint) — differing in Core Architecture, Core Frequency, Memory Controller, Package, RoHS Status.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MPC8378EVRALG
✅ Drop-In📋 Reference alternative (not in catalog)
MPC8378CVRAGD
✅ Drop-In📋 Reference alternative (not in catalog)
MPC8377EVRAGD
✅ Drop-In📋 Reference alternative (not in catalog)
MPC8378ECVRAJFA
✅ Drop-In📋 Reference alternative (not in catalog)
MPC8378ECVRANGA
✅ Drop-In✓ In Stock
$65.4 / Unit
View Datasheet →MPC8378EVRAGD Maximum Ratings & Electrical Characteristics
| Core Architecture | PowerPC e300c4s |
| Number of Cores | 1 |
| Data Bus Width | 32-bit |
| Maximum Clock Speed | 400 MHz |
| Core Frequency | 400 MHz |
| L1 Cache (Instruction) | 32 KB |
| L1 Cache (Data) | 32 KB |
| Memory Controller | DDR1/DDR2 SDRAM |
| Ethernet MACs | 2x 10/100/1000 Mbps |
| Package | 689-TEPBGA II (31x31 mm, 1 mm pitch) |
| Mounting Type | Surface Mount (BGA) |
| Security Acceleration | DES / 3DES / AES / SHA / Public-Key |
| USB | USB 2.0 Host/Device |
| RoHS Status | Lead Free (per datasheet) |
MPC8378EVRAGD 689-tepbga ii (31x31 mm, 1 mm pitch) Pin Configuration Guide
Pin configuration for MPC8378EVRAGD (689-tepbga ii (31x31 mm, 1 mm pitch) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for MPC8378EVRAGD.
Refer to the datasheet for full pin configuration.
Typical Applications
MPC8378EVRAGD is suitable for 6 applications: Secure VPN / IPsec Gateway, Wired Broadband Access Router, Industrial Factory Automation Controller, Multiservice Access Linecard, Smart Grid Substation Equipment, Network-Attached Storage Controller.
Secure VPN / IPsec Gateway
The MPC8378EVRAGD is ideal for secure VPN and IPsec gateway designs because its integrated security engine accelerates AES, DES, 3DES, SHA-1, MD5, and public-key algorithms in hardware. Running at 400 MHz, the e300c4s core can sustain over 200 Mbps of IPsec throughput while offloading crypto to dedicated engines. The two gigabit Ethernet MACs enable a typical WAN-to-LAN topology without external switch ICs. The QUICC Engine handles packet classification and SA lookup. Power dissipation at full crypto load reaches 4-5 W, which the 689-TEPBGA II package with thermal vias can dissipate in a fanless chassis.
Recommended
Wired Broadband Access Router
For xDSL/PON broadband routers, the MPC8378EVRAGD provides the right balance of compute, networking, and security. Its PCI Express interface connects to a discrete xDSL or GPON PHY, while the dual GbE MACs serve LAN and WAN ports. The DDR1/DDR2 controller supports up to 1 GB of system memory for routing tables and NAT entries. Hardware NAT and QoS acceleration through the QUICC Engine enable wire-speed routing at gigabit line rate. The 400 MHz core clocks Linux or VxWorks networking stacks comfortably for consumer/SMB gateway designs.
Recommended
Industrial Factory Automation Controller
In factory automation, the MPC8378EVRAGD serves as a deterministic gateway controller with hardware encryption for secure remote access to PLCs and HMIs. The QUICC Engine offloads Profibus, CAN, and HDLC protocols commonly used in industrial networks. Its 32-bit DDR2 memory bus and PCI Express allow integration of industrial I/O cards and motion-control coprocessors. The wide operating-temperature support and rugged TEBGA II package suit harsh factory-floor environments with vibration and thermal stress. Hardware encryption secures Modbus/TCP, EtherNet/IP, and PROFINET traffic at line rate.
Recommended
Multiservice Access Linecard
The MPC8378EVRAGD fits carrier-grade linecards for multiservice access platforms because the QUICC Engine provides simultaneous protocol termination for ATM, HDLC, PPP, and Ethernet. The 400 MHz e300c4s core runs control-plane software stacks while the QUICC Engine handles the data plane, freeing CPU cycles for OAM and signaling. Dual GbE MACs support uplink aggregation and L2 switching for downstream subscribers. PCI Express connects to framer/serializer ICs such as T1/E1 or GPON. Hardware encryption enables secure business VPN services without a dedicated crypto card.
Recommended
Smart Grid Substation Equipment
Smart-grid substations use the MPC8378EVRAGD as a secure communication gateway for IEC 61850 GOOSE messaging, DNP3 over IP, and serial SCADA links. The hardware encryption engine secures substation-to-control-center traffic via IPsec tunnels, while the deterministic QUICC Engine processes time-critical GOOSE frames. The dual GbE ports support PRP/HSR redundancy schemes for fault-tolerant substation networks. DDR2 memory provides headroom for storing event logs and fault records. The wide-temp TEBGA II package is rated for substation thermal environments.
Recommended
Network-Attached Storage Controller
As a NAS controller, the MPC8378EVRAGD combines a 400 MHz PowerPC core for file-system processing with dual GbE MACs for bonding and link aggregation. PCI Express connects to SATA or SAS controller ICs, while DDR2 memory (up to 1 GB) supports caching for small-file workloads. The hardware encryption engine accelerates AES for at-rest disk encryption with negligible throughput penalty. The QUICC Engine handles iSCSI TCP/IP offload, freeing the core for SMB/NFS protocol processing. The 689-TEPBGA II package and thermal design suit compact NAS enclosures.
Recommended
Recommended Products Summary
Engineering reference data for MPC8378EVRAGD — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MPC8378EVRALG | MPC8378CVRAGD | MPC8377EVRAGD | MPC8378ECVRAJFA | MPC8378ECVRANGA |
|---|---|---|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 689-TEPBGA II (31x31 mm) | 689-TEPBGA II (31x31 mm) - same | 689-TEPBGA II (31x31 mm) - same | 689-TEPBGA II (31x31 mm) - same | 689-TEPBGA II (31x31 mm) - same | 689-TEPBGA II (31x31 mm) - same |
| Core Clock Speed | 400 MHz | ~333 MHz (-17%) | 400 MHz (same) | 400 MHz (same) | 400 MHz (same) | 400 MHz (same) |
| Hardware Encryption Engine | Yes (DES/3DES/AES/SHA/RSA/ECC) | Yes | No (non-E variant) | Yes | Yes | Yes |
| SATA Interface | Yes | Yes | Yes | No (MPC8377 lacks SATA) | Yes | Yes |
| Core Architecture | PowerPC e300c4s | PowerPC e300c4s | PowerPC e300c4s | PowerPC e300c4s | PowerPC e300c4s | PowerPC e300c4s |
| Ethernet MACs | 2x 10/100/1000 Mbps | 2x 10/100/1000 Mbps | 2x 10/100/1000 Mbps | 2x 10/100/1000 Mbps | 2x 10/100/1000 Mbps | 2x 10/100/1000 Mbps |
| Approximate Unit Price (qty 1) | $95.50 | Lower (slower speed grade) | Lower (no crypto engine) | Lower (no SATA) | Similar tier | Similar tier |
Key Differentiators
- Integrated hardware encryption engine (vs MPC8378CVRAGD)
- Highest speed grade in the family (vs MPC8378EVRALG)
- SATA interface present (vs MPC8377EVRAGD)
Design Notes
Estimated: at 400 MHz with full Ethernet and encryption activity, the MPC8378EVRAGD dissipates approximately 4-5 W. The 689-TEPBGA II package has theta_JA in the 12-18 C/W range with proper PCB thermal vias, giving a junction temperature rise of 50-90 C above ambient. For fanless enclosures, ensure a minimum 6x6 grid of 0.3 mm thermal vias under the central ball array connected to inner copper planes. Active cooling (small fan or heatsink) is recommended for sealed industrial enclosures above 60 C ambient.
The 689-ball TEBGA II at 1 mm pitch demands a 4-layer or 6-layer PCB with laser-drilled microvias for the inner rows. Route DDR2 traces with controlled impedance (50 ohm single-ended, 100 ohm differential for clocks) and length-match data, address, and command traces within 50 mil of the longest in their byte group. Place 100 nF decoupling capacitors adjacent to every 4-5 power balls to suppress switching transients. Refer to the NXP hardware-design checklist (AN4039) for full routing guidance.
Do not confuse the MPC8378E (with crypto engine) with the MPC8378C (without crypto engine) when ordering; the part numbers differ by only one letter. Always verify RCW (Reset Configuration Word) values match between the AGD and the replacement speed grade before PCB bring-up, as different bins require different DDR2 timing parameters. Confirm supply rails (1.0V core, 1.8V DDR2, 2.5V Ethernet, 3.3V I/O) ramp in the correct sequence per the datasheet power-up requirements to avoid latch-up.
The gigabit Ethernet MACs connect to external PHYs via RGMII; route RGMII traces length-matched to within 50 mils to preserve timing margins. Use series 22 ohm damping resistors at the MAC output to reduce reflections. The PCI Express interface requires 85 ohm differential impedance and AC-coupling capacitors on each transmit pair near the MPC8378EVRAGD balls. The DDR2 data strobe (DQS) and data (DQ) signals must be routed together with matched lengths within each byte lane.
Compliance Information
Lead-free TEBGA II package per datasheet marking. Not AEC-Q100 qualified (industrial/networking, not automotive).
