NXP Semiconductors S32G378ASCK1VUCT

Overview

S32G378ASCK1VUCT from NXP Semiconductors is a high-performance vehicle network processor combining ASIL-D functional safety, hardware security (HSE_H), and heterogeneous compute (dual Cortex-A53 + triple Cortex-M7 in lockstep) for automotive central gateways and domain controllers. It integrates 8 MB system SRAM with ECC, LPDDR4/DDR3L interfaces, PFE-based Ethernet acceleration (4x MACs), LLCE for CAN/FlexRay/LIN offload, and dual PCIe Gen3 SerDes lanes - deployed in automotive FOTA masters and ADAS safety processors.

For engineers reviewing the S32G378ASCK1VUCT datasheet, S32G378ASCK1VUCT pinout, S32G378ASCK1VUCT application, or S32G378ASCK1VUCT equivalent, key selection criteria include its -40 °C to 105 °C operating range, 525 FC-PBGA package, dual-cluster Cortex-A53 at 1 GHz, triple lockstep Cortex-M7 at 400 MHz, and integrated PFE firewall + XRDC memory protection for ISO 26262 ASIL-D compliance.

Technical Context

The S32G378ASCK1VUCT implements a NoC-based safe interconnect fabric linking two Cortex-A53 clusters (each dual-core, 512 KB L2 cache, GIC-500) and three lockstep Cortex-M7 cores (400 MHz, 64 KB D-TCM each). Its networking subsystem combines PFE stateful inspection firewall, LLCE transport-layer offload for 16 BCAN + 4 FlexCAN + 1 FlexRay + 4 LINFlexD, and dual SerDes supporting PCIe Gen3 x1/x2 or SGMII.

Security is enforced via HSE_H cryptographic engine (AES/CMAC/RNG), XRDC resource isolation across 8 domains, Arm TrustZone, OTFAD, and eFuses for life-cycle management. Safety architecture includes FCCU, MBIST/LBIST, and dual-lockstep A53/M7 clusters with ECC on 8 MB SRAM and 32 KB standby SRAM.

Key Specifications

Pinout & Package

525 flip chip plastic ball grid array (FC-PBGA), 19 mm × 19 mm, 0.8 mm pitch. Ball map follows JEDEC MO-274 standard with dedicated power/ground banks, differential SerDes lanes, and grouped I/O banks for GMAC, QSPI, USBOTG, and GPIO.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar vehicle network processor applications.

Compared with S32G274A, the S32G378ASCK1VUCT offers identical functionality but reflects updated production mask and qualification status; versus S32G358ASCK1VUCT, it delivers 100% higher application CPU throughput, 33% more SRAM, and dual PCIe Gen3 capability essential for high-throughput FOTA and ADAS data pipelines.

Availability

S32G378ASCK1VUCT is available at Aetrix Electronics and suitable for automotive central gateways, ADAS safety processors, and FOTA master nodes requiring stable component supply across extended vehicle lifecycles.

Supply support for S32G378ASCK1VUCT includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

NXP Semiconductors is a global semiconductor leader specializing in secure connectivity solutions for automotive, industrial, and IoT markets, with deep expertise in functional safety and hardware security.

The S32G378ASCK1VUCT belongs to the S32G2 family of vehicle network processors designed specifically for ASIL-D-compliant central gateways, domain controllers, and secure high-performance automotive compute nodes.

FAQ

What is the maximum operating frequency of the Cortex-A53 and Cortex-M7 cores in the S32G378ASCK1VUCT?

The S32G378ASCK1VUCT supports a maximum Cortex-A53 core frequency of 1000 MHz and a maximum Cortex-M7 core frequency of 400 MHz. These frequencies are achievable under specified operating conditions including core voltage (0.72–0.87 V), junction temperature (≤125 °C), and proper power sequencing. The S32G378ASCK1VUCT datasheet confirms these values in Table 4 (Operating Conditions), and they are enabled by the integrated PLL and FMPLL subsystems.

Does the S32G378ASCK1VUCT support both DDR3L and LPDDR4 memory interfaces?

Yes, the S32G378ASCK1VUCT supports both DDR3L and LPDDR4 DRAM interfaces. Its memory controller provides configurable PHY settings for DDR3L (1.35 V nominal, 1.283–1.45 V operating range) and LPDDR4 (1.1 V nominal, 1.06–1.17 V operating range). This dual-interface capability allows system designers to select memory based on bandwidth, power, and cost trade-offs without changing the S32G378ASCK1VUCT hardware design.

What Ethernet capabilities does the S32G378ASCK1VUCT provide for automotive networking?

The S32G378ASCK1VUCT integrates four Ethernet MACs (three PFE_MAC + one GMAC_0), supporting MII, RMII, RGMII, and SGMII interfaces. Its Packet Forwarding Engine (PFE) delivers hardware-accelerated stateful firewall, classification, and header manipulation. Additionally, dual SerDes blocks support SGMII uplinks and PCIe Gen3 for high-speed backplane connectivity - enabling scalable automotive Ethernet topologies compliant with IEEE 802.3bw and 802.3bp standards.

How does the S32G378ASCK1VUCT implement functional safety for ASIL-D applications?

The S32G378ASCK1VUCT achieves ASIL-D compliance through dual-lockstep Cortex-A53 clusters, triple-lockstep Cortex-M7 cores, FCCU fault collection, MBIST/LBIST structural testing, ECC on all SRAM (8 MB system + 32 KB standby), and hardware-isolated safety monitor domains via XRDC. These features are validated per ISO 26262-2:2018 and documented in the S32G2 Functional Safety Manual - making the S32G378ASCK1VUCT suitable for central gateway and ADAS safety processor roles.

What is the package type and thermal specification of the S32G378ASCK1VUCT?

The S32G378ASCK1VUCT uses a 525-ball flip chip plastic BGA (FC-PBGA) package measuring 19 mm × 19 mm with 0.8 mm pitch. Its specified ambient operating temperature range is -40 °C to 105 °C, with a maximum junction temperature of 125 °C. Thermal design must maintain Tj ≤ 125 °C under worst-case power dissipation (up to 12 W typical), requiring a PCB with ≥4 oz copper, thermal vias under the die, and appropriate heatsinking per NXP's S32G2 Hardware Design Guidelines.