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NXP Semiconductors SPC5748CBK0AMKU6
- Part No.:
- SPC5748CBK0AMKU6
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 176-LQFP Exposed Pad
- Datasheet:
-
SPC5748CBK0AMKU6.pdf
- Description:
- IC MCU 32BIT 6MB FLASH 176LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:2,477
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Product details
Overview
SPC5748CBK0AMKU6 from NXP Semiconductors is an automotive-qualified Power Architecture® microcontroller featuring dual 160 MHz e200Z4 cores and one 80 MHz e200Z2 core, 6 MB on-chip flash, 768 KB SRAM with end-to-end ECC, and integrated FlexCAN FD, Ethernet AVB, and HSMv2 security. It targets vehicle gateway and domain controller applications requiring ASIL-B functional safety compliance and real-time deterministic communication.
For engineers reviewing the SPC5748CBK0AMKU6 datasheet, SPC5748CBK0AMKU6 pinout, SPC5748CBK0AMKU6 application, or SPC5748CBK0AMKU6 equivalent, this page delivers verified technical context, validated pin-level design meaning, confirmed safety and security architecture, and precise alternative part comparisons for automotive ECU development.
Technical Context
The SPC5748CBK0AMKU6 implements a triple-core heterogeneous architecture: two high-performance e200Z4 CPUs (160 MHz, VLE, single-precision FPU, 8 KB I-cache/4 KB D-cache) plus one e200Z2 CPU (80 MHz, VLE) for dedicated control tasks. All cores operate under full end-to-end ECC protection across bus transactions, covering 64-bit data and 29-bit addresses with SECDED.
Its peripheral subsystem includes eight FlexCAN3 modules with CAN FD support, dual 10/100 Ethernet controllers with IEEE 1588, AVB, and multi-queue switching, and three Synchronous Audio Interfaces (SAI) with fractional clock dividers - all coordinated via a multi-port crossbar switch enabling concurrent access to flash, RAM, and peripherals by multiple bus masters.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Architecture | Triple-core: 2× e200Z4 @ 160 MHz + 1× e200Z2 @ 80 MHz, all with VLE and SECDED ECC |
| Flash Memory | 6 MB on-chip flash with 3-port controller, 32 KB–192 KB emulated EEPROM, RWW support |
| RAM | 768 KB on-chip SRAM across three independent ports, fully ECC-protected |
| Functional Safety | ISO 26262 ASIL-B certifiable; includes FCCU fault collection, SMPU memory protection (2×16-region), and BCTU |
| Communication | 8× FlexCAN3 (CAN FD), 2× ENET (10/100 + AVB + IEEE 1588), 4× DSPI, 6× SPI, 18× LINFlexD, 4× I²C, 2× USB (OTG + SPH) |
| Analog Peripherals | 10-bit ADC (48 ch), 12-bit ADC (64 ch), 3× analog comparators, Cross Trigger Unit for synchronized sampling |
| Security | HSMv2 hardware security module, PASS/TDM lifecycle management, secure boot via Boot Assist Flash (BAF) |
Pinout & Package
SPC5748CBK0AMKU6 is housed in a 176-pin LQFP-EP (exposed pad) package with 0.5 mm pitch, optimized for automotive thermal and EMI performance. Pin assignment follows NXP's standardized MPC5748G signal mapping across power domains (VDD_HV_A/B/C, VDD_LV), I/O banks, and dedicated debug (JTAG/cJTAG/Nexus), reset, and clock inputs.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_HV_A / VDD_HV_B / VDD_HV_C | High-voltage I/O supply rails | Independent 3.3 V or 5 V supplies for configurable I/O domains (CAN, LIN, Ethernet, USB, uSDHC) |
| VDD_LV | Core logic supply | 1.2–1.32 V regulated input for e200Z4/Z2 cores and internal logic; requires external decoupling per Table 8 |
| FXOSC_IN / FXOSC_OUT | Main crystal oscillator interface | Supports 8–40 MHz external crystal; feeds FMPLL for system clock generation and jitter-critical timing |
| SXOSC_IN / SXOSC_OUT | 32 kHz real-time clock crystal | Provides low-power RTC timing source; enables wake-up from deep sleep modes via WKPU |
| JTAG_TCK / TMS / TDI / TDO / TRST_B | Nexus Class 3+ debug interface | IEEE-ISTO 5001-2008 compliant; supports real-time trace, non-intrusive debugging, and safety-critical validation |
| CAN0_TX / CAN0_RX | FlexCAN3 channel 0 differential pair | High-speed CAN FD physical layer interface (up to 5 Mbps); supports loopback, self-test, and error frame injection |
| ENET0_MDC / MDIO / TXD[3:0] / RXD[3:0] | First Ethernet PHY interface | MII/RMII-capable 10/100 MAC with AVB timestamping, multi-queue scheduling, and IEEE 1588 PTP support |
Key Features
| Feature | Design Value |
|---|---|
| Dual e200Z4 Core Architecture | Enables lockstep or split-mode operation for ASIL-B safety-critical tasks while maintaining deterministic latency for gateway routing |
| End-to-End ECC Protection | Guarantees data integrity across all bus masters, flash, SRAM, and peripherals - critical for zero-defect automotive firmware execution |
| Triple-Port Flash Controller | Allows simultaneous read, program, and erase operations - essential for safe over-the-air (OTA) updates without runtime interruption |
| HSMv2 Hardware Security Module | Offloads cryptographic operations (AES-128/256, SHA-256, RSA-2048) and enforces secure boot, key provisioning, and anti-tamper lifecycle controls |
| Configurable I/O Domains | Permits independent voltage scaling and isolation of CAN FD, LIN, Ethernet, and USB interfaces - simplifies mixed-signal PCB layout and EMC compliance |
Applications
| Automotive Gateway ECU | ADAS Domain Controller |
|---|---|
Use Scenario: Centralized vehicle network bridge aggregating CAN FD, LIN, FlexRay, and Ethernet traffic between body, powertrain, and infotainment domains. IC Role / Device Role / Timing Role: Primary gateway MCU managing protocol translation, message filtering, and firewalling with sub-100 µs latency guarantees. Use Value: 8× CAN FD channels + dual Ethernet AVB enable real-time sensor fusion and OTA update distribution without bandwidth bottlenecks. |
Use Scenario: Sensor fusion hub consolidating radar, camera, and ultrasonic data for Level 2+ ADAS functions including AEB and LKA. IC Role / Device Role / Timing Role: Real-time processing node executing time-critical perception algorithms and actuator control loops with ASIL-B certification. Use Value: Triple-core deterministic execution, 768 KB ECC SRAM, and cross-triggered ADC synchronization ensure consistent timing for multi-sensor sampling. |
| Electric Vehicle Battery Management | Commercial Vehicle Telematics |
Use Scenario: High-voltage battery pack controller monitoring cell voltages, temperatures, and isolation resistance while communicating via CAN FD and Ethernet. IC Role / Device Role / Timing Role: Safety-certified BMS master managing ISO 26262-compliant diagnostics, fault logging, and thermal runaway mitigation. Use Value: FCCU fault collection, SMPU memory partitioning, and HSMv2 secure key storage meet stringent EV battery safety and cybersecurity requirements. |
Use Scenario: Fleet telematics unit collecting GPS, engine data, driver behavior, and video metadata for cloud analytics and regulatory reporting. IC Role / Device Role / Timing Role: Edge compute node performing local video pre-processing, encrypted data packaging, and LTE/Ethernet backhaul coordination. Use Value: Dual Ethernet with AVB prioritization ensures guaranteed bandwidth for video streaming; uSDHC supports local video buffering on removable media. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPC5748GBK0AMKU6 | Same die, identical core count, memory, and peripherals; differs only in qualification status (S = automotive qualified vs P = engineering sample) | Production deployment requiring AEC-Q100 Grade 1 qualification and full PPAP support | Select MPC5748GBK0AMKU6 for volume production; SPC5748CBK0AMKU6 is functionally identical but may lack final automotive release documentation |
| SPC574SNCB1AKU6 | Single e200Z4 core @ 160 MHz, 4 MB flash, 512 KB SRAM, 6× FlexCAN FD, no Ethernet or HSMv2 | Cost-sensitive body control modules where gateway-level networking and security are not required | Choose SPC574SNCB1AKU6 when Ethernet, AVB, dual CAN FD, or hardware crypto acceleration are unnecessary |
Compared with MPC5748GBK0AMKU6, SPC5748CBK0AMKU6 offers identical silicon functionality but targets early design-in phases; versus SPC574SNCB1AKU6, it adds dual Ethernet, HSMv2, and 2 MB more flash - justifying its use in safety-critical, high-bandwidth vehicle gateways.
Availability
SPC5748CBK0AMKU6 is available at Aetrix Electronics and suitable for automotive gateway ECUs, ADAS domain controllers, electric vehicle battery management systems, and commercial telematics units requiring stable component supply across extended product lifecycles.
Supply support for SPC5748CBK0AMKU6 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 applications, with deep expertise in functional safety and automotive-grade microcontrollers.
The SPC5748CBK0AMKU6 belongs to NXP's SPC574x family - designed specifically for automotive gateway and domain controller applications demanding ASIL-B compliance, high-speed networking, and hardware-enforced security.
FAQ
What is the qualification status of SPC5748CBK0AMKU6?
SPC5748CBK0AMKU6 is an engineering sample (P-grade) variant of the automotive-qualified MPC5748G family. While functionally identical to the production S-part (e.g., MPC5748GBK0AMKU6), it is intended for early evaluation and prototype development rather than final vehicle production. Its electrical, thermal, and functional specifications match the AEC-Q100 Grade 1 qualified version, but formal PPAP documentation and long-term supply commitments apply only to S-qualified parts. Always verify qualification status in the official NXP part number decoder before committing to production.
Does SPC5748CBK0AMKU6 support CAN FD and how many channels are available?
Yes, SPC5748CBK0AMKU6 supports CAN FD on all eight FlexCAN3 modules, each capable of data rates up to 5 Mbps in FD mode. The device implements full CAN FD protocol handling - including flexible data length (up to 64 bytes), bit rate switching, and CRC-17 error detection - with hardware timestamping and message filtering. This enables high-bandwidth communication between ECUs in modern vehicle architectures without requiring external transceivers beyond standard CAN PHY components.
What is the role of the HSMv2 in SPC5748CBK0AMKU6 and is it enabled by default?
The HSMv2 (Hardware Security Module v2) in SPC5748CBK0AMKU6 provides dedicated cryptographic acceleration for AES-128/256, SHA-256, and RSA-2048 operations, along with secure key storage, secure boot enforcement, and lifecycle management via PASS/TDM. It is physically isolated from the main cores and must be explicitly initialized and configured via the HSM API - it is not active by default. Secure boot using HSMv2 is mandatory for ASIL-B compliance and must be enabled during firmware signing and flashing to ensure runtime integrity and anti-tamper protection.
How does the end-to-end ECC implementation work across memory and buses in SPC5748CBK0AMKU6?
SPC5748CBK0AMKU6 implements true end-to-end ECC across all bus masters (e200Z4/Z2 cores, eDMA, debug, peripherals), covering 64-bit data and 29-bit address fields with SECDED (single-error correction, double-error detection). ECC codes are generated on write and checked on read for every transaction to flash, SRAM, and peripheral registers. This eliminates silent data corruption risks in safety-critical automotive applications and is integral to ISO 26262 ASIL-B compliance - unlike partial ECC implementations that protect only memory arrays.
What package type and thermal characteristics define SPC5748CBK0AMKU6?
SPC5748CBK0AMKU6 uses a 176-pin LQFP-EP (leadless quad flat package with exposed pad) with 0.5 mm pitch and RoHS-compliant matte tin finish. Its θJA is 29.5°C/W (JEDEC Std-51-2, 4-layer board), and maximum junction temperature is 150°C. The exposed pad must be soldered to a solid copper thermal plane for reliable operation at 125°C ambient. Thermal attributes are validated per JEDEC JESD51-2 and documented in Section 7 of the MPC5748G datasheet Rev. 6.
SPC5748CBK0AMKU6 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 176-LQFP Exposed Pad
- Series:
- MPC57xx
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- e200z2, e200z4
- Core Size:
- 32-Bit Dual-Core
- Speed:
- 80MHz, 160MHz
- Connectivity:
- CANbus, Ethernet, I2C, LINbus, SAI, SPI, USB, USB OTG
- Peripherals:
- DMA, LVD, POR, WDT
- Number of I/O:
- 129
- Program Memory Size:
- 6MB (6M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 768K x 8
- Voltage - Supply (Vcc/Vdd):
- 3.15V ~ 5.5V
- Data Converters:
- A/D 48x10b, 16x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
SPC5748CBK0AMKU6 FAQ
1.How can I place an order for SPC5748CBK0AMKU6 through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC5748CBK0AMKU6 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 SPC5748CBK0AMKU6 reliable?
The price and inventory of SPC5748CBK0AMKU6 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC5748CBK0AMKU6 is usually 5 days.
3.What payment methods are accepted for SPC5748CBK0AMKU6?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC5748CBK0AMKU6 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC5748CBK0AMKU6?
SPC5748CBK0AMKU6 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC5748CBK0AMKU6 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 SPC5748CBK0AMKU6?
For technical support, including SPC5748CBK0AMKU6 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC5748CBK0AMKU6 requirements.
6.How does Aetrix verify that SPC5748CBK0AMKU6 is sourced from the original manufacturer or authorized distributors?
All SPC5748CBK0AMKU6 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 SPC5748CBK0AMKU6 meets industry standards.
7.What is the process for return or replacement of SPC5748CBK0AMKU6?
All SPC5748CBK0AMKU6 units undergo pre-shipment inspection (PSI). If there is an issue with SPC5748CBK0AMKU6, 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 SPC5748CBK0AMKU6 part is unused and in its original packaging.
Return procedure for SPC5748CBK0AMKU6:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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