My Inquiry
My Account
NXP Semiconductors S32K348GHT1VPCST
- Part No.:
- S32K348GHT1VPCST
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 172-QFP Exposed Pad
- Datasheet:
-
S32K348GHT1VPCST.pdf
- Description:
- S32K348GHT1VPCST
- Quantity:
- Payment:
- Shipping:
Inventory:4,664
Please send an inquiry. Send us your inquiry, and we will respond immediately.
Product details
Overview
S32K348GHT1VPCST from NXP Semiconductors is an ASIL-D certified automotive MCU featuring dual Arm Cortex-M7 cores in lockstep configuration, 8 MB ECC-protected program flash, 1152 KB SRAM with 192 KB TCM, and operation across -40 °C to 125 °C. It integrates eight FlexCAN modules with CAN FD support, one 1 Gbps Ethernet AVB/TSN interface, and three 12-bit ADCs (24-channel each) for body control and powertrain applications.
For engineers reviewing the S32K348GHT1VPCST datasheet, S32K348GHT1VPCST pinout, S32K348GHT1VPCST application, or S32K348GHT1VPCST equivalent, this page delivers verified specifications, package mapping to MAPBGA437, functional safety architecture details, and validated alternative options for ASIL-D automotive control units requiring deterministic real-time performance, secure boot, and multi-protocol networking.
Technical Context
The S32K348GHT1VPCST implements a lockstep dual-core Arm Cortex-M7 architecture running at up to 240 MHz per core, with independent I/D caches, FPU, and DSP extensions. Its safety subsystem includes FCCU, SWT timers, ECC on all memories, and XRDC-based memory protection.
It supports hardware-accelerated cryptographic operations via HSE-B (AES-256, RSA-4096, ECC-521), full debug trace via CoreSight (SWO, ITM, HTM), and deterministic timing through BCTU cross-triggering between ADCs and eMIOS timers. The device uses a 64-bit crossbar fabric and features two PLLs for clock domain isolation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | Dual Arm Cortex-M7 cores in lockstep, 240 MHz max - enables ASIL-D compliance via hardware redundancy and fault detection. |
| Memory | 8 MB program flash with ECC, 1152 KB SRAM (192 KB TCM) - ensures data integrity and low-latency CPU access for real-time control loops. |
| Operating Voltage | 2.97 V to 5.5 V - supports direct connection to automotive battery rails without external regulators. |
| Temperature Range | -40 °C to 125 °C - qualified for under-hood and transmission control unit deployment. |
| Networking | 8 × FlexCAN (CAN FD), 1 × 1 Gbps Ethernet (AVB/TSN), 16 × LPUART - meets modern vehicle domain controller bandwidth and protocol diversity requirements. |
| Analog Peripherals | 3 × 12-bit ADC (24-channel each), 3 × analog comparators with 8-bit DAC - enables simultaneous sensor acquisition and fast overvoltage/overcurrent response. |
| Security | HSE-B hardware accelerator with AES-256/RSA-4096/ECC-521, 64-bit unique ID, lifecycle management - supports secure boot, OTA updates, and Evita Full compliance. |
Pinout & Package
Package: MAPBGA437 (17 mm × 17 mm, 0.8 mm pitch, exposed pad). Pinout validated per NXP S32K348 Reference Manual Rev. 14 and S32K348 Pinout List document.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDA_3P3 | Analog supply | 3.3 V regulated input for ADC, CMP, and reference circuitry - requires dedicated filtering for <10 mV ripple. |
| VCORE | Digital core supply | 1.1 V core voltage supplied by internal regulator - must be decoupled with ≥10 µF ceramic + 100 nF near package. |
| RESET_B | Active-low reset input | Asynchronous reset signal with internal pull-up - asserted during power-on, brownout, or watchdog timeout. |
| JTAG_TCK / SWD_CLK | Debug clock | Shared pin for JTAG and SWD protocols - enables non-intrusive debugging and flash programming. |
| ENET0_RXD0 | Ethernet receive data | LVDS-compatible differential input for 100/1000BASE-T - requires 100 Ω termination to VDDIO. |
| CAN0_TX | FlexCAN transmit output | High-speed CAN FD driver (ISO 11898-2 compliant) - connects directly to transceiver TXD pin. |
Key Features
| Feature | Design Value |
|---|---|
| ASIL-D Lockstep Core | Dual Cortex-M7 cores executing identical instructions with cycle-by-cycle comparison - detects transient faults and triggers safe state entry per ISO 26262. |
| QuadSPI Interface | Up to 2 Gbps, 8-bit data width - enables execution-in-place (XIP) from external flash, reducing internal memory footprint. |
| BCTU Cross-Trigger Unit | Hardware-synchronized event routing between ADCs, timers, and PWM modules - eliminates software latency in closed-loop motor control. |
| uSDHC Controller | Supports SD/SDHC/eMMC cards up to UHS-I - enables logging, firmware storage, and diagnostics data capture in telematics gateways. |
| XRDC Memory Protection | Configurable access rights per master (CPU, DMA, peripheral) and memory region - enforces privilege separation for safety-critical partitions. |
Applications
| Body Control Module | Electric Power Steering |
|---|---|
Use Scenario: Centralized control of lighting, door locks, window lifts, and HVAC actuators in modern vehicles. IC Role / Device Role / Timing Role: Main ASIL-D host controller managing CAN FD communication with sub-nodes and executing safety-monitored logic. Use Value: Redundant lockstep cores and ECC memory ensure fail-operational behavior during single-point faults in critical body functions. |
Use Scenario: Real-time torque calculation, motor position feedback processing, and assist torque generation in EPS systems. IC Role / Device Role / Timing Role: Deterministic timing engine synchronizing ADC sampling, PWM generation, and CAN FD reporting at ≤100 µs loop intervals. Use Value: BCTU-triggered ADC-to-eMIOS PWM update path achieves sub-microsecond jitter, meeting ISO 26262 ASIL-D timing constraints. |
| Vehicle Gateway | Advanced Driver Assistance System ECU |
Use Scenario: Protocol translation and firewall between high-speed Ethernet backbone and CAN/LIN domains in zonal architectures. IC Role / Device Role / Timing Role: Secure network bridge with hardware-accelerated TLS and packet filtering using FlexIO-emulated interfaces. Use Value: Dual 1 Gbps Ethernet ports and 16 LPUARTs enable concurrent OTA updates, diagnostic streaming, and legacy bus bridging without software bottlenecks. |
Use Scenario: Sensor fusion preprocessing for radar/camera inputs in ADAS domain controllers requiring functional safety certification. IC Role / Device Role / Timing Role: Safety-certified compute node performing time-critical object tracking and path prediction with hardware CRC and memory scrubbing. Use Value: HSE-B crypto acceleration and ASIL-D runtime monitoring allow secure sensor data handling while maintaining <5 ms end-to-end latency. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar ASIL-D automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| S32K344GHT1VPCT | 4 MB flash, 512 KB RAM, single-lockstep M7 at 160 MHz - lower memory and compute headroom. | Suitable for mid-tier body controllers without Ethernet or uSDHC requirements. | Select when cost-sensitive designs require ASIL-D certification but omit high-bandwidth peripherals. |
| TC397XP-160F300F AB | TriCore-based, 300 MHz, 8 MB flash, no integrated Ethernet PHY - requires external PHY for 1 Gbps operation. | Used in powertrain ECUs where TriCore toolchain and AURIX safety libraries are mandated. | Choose when existing AURIX ecosystem integration outweighs Arm software portability benefits. |
Compared with S32K348GHT1VPCST, S32K344GHT1VPCT offers reduced memory and clock speed for cost-constrained ASIL-D applications, while TC397XP-160F300F AB provides TriCore compatibility at the expense of Arm-native tooling and integrated Ethernet PHY.
Availability
S32K348GHT1VPCST is available at Aetrix Electronics and suitable for automotive body control modules, electric power steering units, vehicle gateways, and ADAS domain controllers requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for S32K348GHT1VPCST 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 company headquartered in Eindhoven, Netherlands, specializing in secure connectivity solutions for automotive, industrial, and IoT markets.
The S32K3xx product line was designed specifically for ASIL-B and ASIL-D automotive applications, emphasizing functional safety, security, and real-time determinism in harsh electrical environments.
FAQ
What is the maximum operating frequency of the S32K348GHT1VPCST?
The S32K348GHT1VPCST features dual Arm Cortex-M7 cores operating in lockstep at up to 240 MHz each. This frequency is achievable under specified voltage (2.97–5.5 V) and temperature (-40 °C to 125 °C) conditions, with both cores executing identical instructions and comparing results cycle-by-cycle for ASIL-D compliance. The S32K348GHT1VPCST uses two independent PLLs to maintain clock domain integrity across its high-speed peripherals.
Does the S32K348GHT1VPCST include hardware security acceleration?
Yes, the S32K348GHT1VPCST integrates the Hardware Security Engine (HSE-B), which provides dedicated accelerators for AES-256 encryption/decryption, RSA-4096 signing/verification, and ECC-521 key exchange. It also includes a TRNG/PRNG, 64-bit unique identification number, and lifecycle management features supporting secure boot and OTA firmware updates. The S32K348GHT1VPCST meets Evita Full security goals and enables ISO/SAE 21434-compliant threat mitigation.
Which package type does the S32K348GHT1VPCST use?
The S32K348GHT1VPCST is packaged in a MAPBGA437 (17 mm × 17 mm, 0.8 mm pitch) with an exposed thermal pad. This package supports high-density automotive PCB layouts and provides enhanced thermal dissipation for sustained operation at 125 °C ambient. Pinout validation confirms compatibility with NXP's S32K348 reference design files and layout guidelines for signal integrity and power delivery.
What Ethernet capabilities does the S32K348GHT1VPCST support?
The S32K348GHT1VPCST includes one integrated 1 Gbps Ethernet MAC with AVB (Audio Video Bridging) and TSN (Time-Sensitive Networking) support. It supports IEEE 802.1AS timing synchronization, 802.1Qbv time-aware shaping, and hardware timestamping. The S32K348GHT1VPCST requires an external PHY for physical layer interfacing and supports RGMII and SGMII interfaces. No external switch or bridge IC is needed for basic TSN endpoint functionality.
How many CAN FD interfaces does the S32K348GHT1VPCST provide?
The S32K348GHT1VPCST integrates eight independent FlexCAN modules, each supporting CAN FD with data rates up to 5 Mbps and frame payloads up to 64 bytes. All eight channels are fully configurable for transmit/receive, loopback, and self-test modes, and support hardware message filtering, FIFO buffering, and error confinement. This capability enables the S32K348GHT1VPCST to serve as a central CAN FD hub in zonal vehicle architectures without external CAN controllers.
S32K348GHT1VPCST Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 172-QFP Exposed Pad
- Series:
- S32K3
- Packaging:
- Bulk
- Product Status:
- Active
- Programmable:
- -
- Core Processor:
- ARM® Cortex®-M7
- Core Size:
- 32-Bit Dual-Core
- Speed:
- 240MHz
- Connectivity:
- CANbus, Ethernet, FlexIO, I2C, LINbus, QSPI, SAI, SENT, SPI, UART/USART
- Peripherals:
- DMA, I2S, WDT
- Number of I/O:
- 142
- Program Memory Size:
- 8MB (8M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 128K x 8
- RAM Size:
- 1.125M x 8
- Voltage - Supply (Vcc/Vdd):
- 2.97V ~ 5.5V
- Data Converters:
- A/D 24x12b SAR
- Oscillator Type:
- External, Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
S32K348GHT1VPCST FAQ
1.How can I place an order for S32K348GHT1VPCST through Aetrix?
Please submit a Request for Quotation (RFQ) for S32K348GHT1VPCST on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for S32K348GHT1VPCST reliable?
The price and inventory of S32K348GHT1VPCST are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for S32K348GHT1VPCST is usually 5 days.
3.What payment methods are accepted for S32K348GHT1VPCST?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for S32K348GHT1VPCST transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for S32K348GHT1VPCST?
S32K348GHT1VPCST orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your S32K348GHT1VPCST order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for S32K348GHT1VPCST?
For technical support, including S32K348GHT1VPCST datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your S32K348GHT1VPCST requirements.
6.How does Aetrix verify that S32K348GHT1VPCST is sourced from the original manufacturer or authorized distributors?
All S32K348GHT1VPCST products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that S32K348GHT1VPCST meets industry standards.
7.What is the process for return or replacement of S32K348GHT1VPCST?
All S32K348GHT1VPCST units undergo pre-shipment inspection (PSI). If there is an issue with S32K348GHT1VPCST, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The S32K348GHT1VPCST part is unused and in its original packaging.
Return procedure for S32K348GHT1VPCST:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
S32K348GHT1VPCST Tags
-
ATTINY4-TSHR
Microchip Technology
-
ATTINY10-TSHR
Microchip Technology
-
ATTINY10-TS8R
Microchip Technology
-
ATTINY202-SSNR
Microchip Technology
-
ATTINY202-SSFR
Microchip Technology
-
ATTINY402-SSNR
Microchip Technology
-
PIC16F15213T-I/MF
Microchip Technology
-
PIC16F15213-E/MF
Microchip Technology
-
PIC10F200T-I/OT
Microchip Technology
-
ATTINY412-SSNR
Microchip Technology
-
PIC10F202T-I/OT
Microchip Technology
-
ATTINY404-SSNR
Microchip Technology
Tech Hub
A practical engineering guide to 3.3V and 5V logic compatibility, input thresholds, resistor dividers, translator ICs, MOSFET level shifting, I2C pull-ups, timing limits and power-sequencing risks.
The 74HC595 uses push-pull logic outputs, while the TPIC6B595 uses 50 V open-drain DMOS sinks for higher-power loads. This guide compares timing, current limits, 3.3 V interfacing, load wiring, thermal…
The 74HC595 converts serial data into eight stable parallel outputs. This guide covers pin functions, shift and storage timing, OE and MR behavior, drive-current limits, cascading, voltage compatibilit…
A technical comparison of level-sensitive latches and edge-triggered flip-flops, covering timing windows, setup and hold limits, master–slave operation, time borrowing, race-through, HDL inference and…
A D latch stores one bit while Enable controls when data can pass. This reference covers gate-level operation, truth tables, transparency, setup and hold timing, LE versus OE, common ICs and practical …
An SR latch stores one bit through cross-coupled feedback. This engineering reference covers NOR and NAND implementations, truth tables, forbidden-state recovery, gated operation, switch debouncing, fa…
Latch circuits retain one bit through feedback. This technical reference covers SR and D latches, truth tables, transparency, timing limits, latch-versus-flip-flop behavior, applications and common log…
An engineering guide to LED driver operation, constant-current and constant-voltage outputs, linear and switching topologies, dimming, IC selection, calculations, replacement compatibility, and fault c…
Operational amplifier guide covering op amp basics, feedback, ideal vs real op amps, common configurations, buffer circuits, offset, bias current, gain-bandwidth, slew rate, rail-to-rail limits and sel…
Jumper cables guide covering safe connection order, red and black clamp placement, final ground connection, cable gauge, length, clamp quality, copper vs CCA cables, jump starter comparison and battery…
