S32K328GHT1MJBST

Microcontrollers Overview

The S32K328GHT1MJBST is an automotive-grade microcontroller from the NXP S32K3xx series, featuring a dual-core Arm Cortex-M7 architecture operating at up to 240 MHz. It integrates 8 MB of program flash with ECC and 1152 KB of SRAM, including 192 KB of Tightly Coupled Memory (TCM). The device supports ASIL B functional safety compliance and includes hardware security features such as the HSE_B engine. Connectivity options comprise eight FlexCAN modules with CAN-FD support, one Gigabit Ethernet interface with AVB/TSN, and extensive peripheral interfaces including QuadSPI and uSDHC.

Microcontrollers Feature Summary

• Dual-core Arm Cortex-M7 platform optimized for real-time processing with zero-wait memory access via TCM.
• Integrated Hardware Security Engine (HSE_B) providing symmetric and asymmetric cryptographic acceleration.
• Comprehensive connectivity suite including Gigabit Ethernet with Time-Sensitive Networking and multiple CAN-FD channels.
• Robust functional safety architecture compliant with ISO 26262 ASIL B standards.

Microcontrollers Applications

• Advanced Driver Assistance Systems (ADAS)
• Vehicle gateway controllers
• Body control modules requiring high-speed data processing
• Infotainment system gateways

Microcontrollers Procurement Notes

Verify the complete part number against the official NXP S32K3xx datasheet to ensure correct package, temperature grade, and speed bin alignment. Confirm that the specific ordering suffix matches the required pinout and memory configuration. Cross-reference with the latest product change notification to ensure component availability and lifecycle status before finalizing procurement plans.

Microcontrollers Selection Notes

Select this model when a balance of high-performance dual-core processing and robust automotive safety features is required. It is suitable for applications needing significant memory capacity and high-bandwidth communication interfaces like Gigabit Ethernet. Consider alternative S32K3xx variants if single-core performance or lower cost is sufficient, or if higher ASIL D certification is mandatory.

Microcontrollers Part Context

This component belongs to the NXP S32K3xx family, which extends the portfolio with Arm Cortex-M7 cores for higher performance compared to previous M0+/M4F generations. The series offers scalable memory and peripheral options across various packages, allowing developers to migrate within the series while maintaining pin compatibility and shared peripheral sets.

Microcontrollers Replacement Considerations

Direct substitutes include other S32K328 variants with different package options or speed grades. For migration within the family, consider S32K348 for ASIL D lockstep requirements or S32K358 for triple-core configurations, ensuring memory and peripheral overlaps are verified in the respective datasheets.