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NXP Semiconductors SPC5645CF0VLU1
- Part No.:
- SPC5645CF0VLU1
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 176-LQFP
- Datasheet:
-
SPC5645CF0VLU1.pdf
- Description:
- IC MCU 32BIT 2MB FLASH 176LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:200
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Product details
Overview
SPC5645CF0VLU1 from NXP Semiconductors is a dual-core automotive microcontroller featuring an e200z4d CPU (up to 120 MHz) and e200z0h CPU (up to 80 MHz), 3 MB on-chip flash, 256 KB SRAM, 64 KB data flash for EEPROM emulation, FlexCAN, LINFlexD, DSPI, FEC Ethernet, and CSE cryptographic engine - deployed in engine control units and ADAS domain controllers.
For engineers reviewing the SPC5645CF0VLU1 datasheet, SPC5645CF0VLU1 pinout, SPC5645CF0VLU1 application, or SPC5645CF0VLU1 equivalent, key selection criteria include dual-core deterministic timing, ASIL-B functional safety support, 10/100 Mbps Ethernet interface, hardware cryptographic acceleration, and 208-pin LQFP package with 177 GPIOs for automotive ECU consolidation.
Technical Context
The SPC5645CF0VLU1 implements a crossbar switch architecture enabling concurrent access to flash, SRAM, and peripherals by both e200z4d and e200z0h cores. Its Dual-core Interrupt Controller (INTC) routes interrupt sources selectively to either core or both, supporting asymmetric multiprocessing.
It integrates a Fast Ethernet Controller (FEC) compliant with IEEE 802.3, supporting MII interface with full-duplex 10/100 Mbps operation, and includes a Cryptographic Services Engine (CSE) with AES-128/256, SHA-256, and RSA-2048 acceleration - both essential for secure OTA updates and gateway-level communication in modern vehicle networks.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Cores | e200z4d (120 MHz) + e200z0h (80 MHz); enables real-time task partitioning with deterministic latency for safety-critical and background functions |
| Flash Memory | 3 MB code flash + 64 KB data flash; supports EEPROM emulation and A/B swap for robust firmware updates |
| RAM | 256 KB SRAM; sufficient for AUTOSAR OS, complex middleware stacks, and real-time data buffering |
| Communication Interfaces | 6 × FlexCAN, 10 × LINFlexD, 8 × DSPI, 1 × I²C, 1 × FEC Ethernet; meets multi-bus requirements of body, powertrain, and domain controller architectures |
| Safety & Security | ASIL-B compliant per ISO 26262, CSE with AES/SHA/RSA, MPU with 16 regions, SWT with keyed access; fulfills security and functional safety co-design needs |
| Package | 208-pin LQFP (28 mm × 28 mm, 0.5 mm pitch); compatible with standard automotive PCB assembly processes and thermal management |
| GPIO Count | 177 configurable I/O pins; supports high peripheral multiplexing for flexible signal routing in ECU designs |
Pinout & Package
SPC5645CF0VLU1 is housed in a 208-pin LQFP package (28 mm × 28 mm, 0.5 mm lead pitch), optimized for automotive thermal and mechanical reliability. Pin assignments follow NXP's standardized SIUL-based port mapping with dedicated analog, digital, and high-voltage domains (VDD_HV_A/B, VDD_LV, VSS_HV/LV).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| RESET | Asynchronous reset input | Bidirectional Schmitt-triggered pin with internal weak pull-up; initiates full system reset on falling edge with noise filtering |
| XTAL / EXTAL | Crystal oscillator interface | Supports 4–40 MHz external crystal; enables precise clock source for FMPLL and real-time subsystems including RTC and STM |
| VDD_HV_A / VDD_HV_B | I/O voltage supply domains | VDD_HV_A powers most GPIO banks; VDD_HV_B supplies specific ports (PA[7–11], PF[14–15], PG[0–1], PH[0–3], PG[12–13], PA[3]) - allows independent IO voltage scaling |
| PD[0]–PD[7] | General-purpose I/O bank | 8-bit port with programmable slew rate, pull-up/down, and interrupt capability; commonly used for sensor interface or diagnostic signaling |
| PK[0]–PK[8] | Ethernet MII interface | Provides TXD[0:3], RXD[0:3], TX_EN, RX_DV, RX_ER, TX_CLK, RX_CLK, CRS, COL, MDIO, MDC - full physical layer connectivity for FEC |
Key Features
| Feature | Design Value |
|---|---|
| Dual-core asymmetric processing | e200z4d handles time-critical control loops (e.g., fuel injection timing), while e200z0h runs diagnostics, communication stacks, or boot firmware - reducing software complexity and improving determinism |
| Hardware cryptographic acceleration | CSE performs AES-128/256 encryption/decryption, SHA-256 hashing, and RSA-2048 signing in <500 cycles - enabling secure boot, signed firmware updates, and TLS offload without CPU overhead |
| FEC Ethernet with MII | Full-duplex 10/100 Mbps MAC with integrated DMA and descriptor-based packet handling - eliminates need for external PHY interface logic in gateway and domain controller applications |
| Flexible clock generation | FMPLL with frequency modulation, dual RC oscillators (16 MHz fast / 128 kHz low-power), and 32 kHz crystal option - supports dynamic power scaling and autonomous wake-up from STOP/STANDBY modes |
| Functional safety infrastructure | MPU with 16 regions, SWT with key-based unlock, STCU-controlled MBIST, and dual-core INTC - provides foundational hardware mechanisms required for ASIL-B decomposition and fault containment |
Applications
| Engine Control Unit (ECU) | Automotive Gateway |
|---|---|
Use Scenario: Real-time combustion timing, air-fuel ratio control, and OBD-II diagnostics in gasoline/diesel powertrains. IC Role / Device Role / Timing Role: Primary controller executing AUTOSAR-compliant MCAL drivers, managing CAN/FlexCAN communication with sensors/actuators, and performing closed-loop PID control at ≤1 ms intervals. Use Value: Dual-core architecture isolates safety-critical timing tasks on e200z4d while delegating protocol stack processing to e200z0h - ensuring deterministic response under full bus load. | Use Scenario: Aggregating and routing messages between CAN FD, LIN, and Ethernet domains in zonal architectures. IC Role / Device Role / Timing Role: Central routing node with FEC Ethernet uplink and six FlexCAN interfaces, performing protocol translation, firewalling, and OTA update distribution. Use Value: Integrated FEC eliminates external PHY, reducing BOM cost and board area; CSE enables authenticated firmware delivery across all connected domains. |
| ADAS Domain Controller | Electric Vehicle Battery Management System (BMS) |
Use Scenario: Sensor fusion preprocessing and camera/radar interface coordination in Level 2+ ADAS systems. IC Role / Device Role / Timing Role: High-performance compute node running perception middleware, synchronizing ADC conversions via CTU with eMIOS timers, and managing LINFlexD links to actuators. Use Value: 12-bit ADC with CTU-triggered sampling ensures precise timestamp alignment across multiple analog inputs - critical for time-of-flight and phase-shift measurements. | Use Scenario: Cell voltage monitoring, thermal management, and isolation barrier communication in high-voltage traction battery packs. IC Role / Device Role / Timing Role: Safety-certified controller interfacing with isolated ADCs and digital isolators, executing ISO 26262-compliant cell balancing algorithms and fault logging. Use Value: ASIL-B hardware foundation (MPU, SWT, MBIST) plus 64 KB data flash for secure, wear-leveled event logging - satisfies ISO 26262 Part 9 diagnostic coverage requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual-core automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPC5646C | Same family, adds FlexRay controller and increases GPIO count to 199 in BGA variant; no Ethernet MAC | Lacks FEC - unsuitable for Ethernet-based gateways or OTA-capable domains | Select MPC5646C only when FlexRay is required and Ethernet is not needed; verify BGA vs LQFP layout compatibility |
| SPC56EL70L5 | Single e200z7 core (180 MHz), 2 MB flash, no CSE, no FEC, but enhanced ASIL-D safety features and larger SRAM (384 KB) | Targeted at higher-ASIL powertrain applications where deterministic single-core performance outweighs dual-core flexibility | Choose SPC56EL70L5 for ASIL-D brake or steering ECUs; avoid for Ethernet-dependent or crypto-heavy use cases |
Compared with MPC5646C, SPC5645CF0VLU1 trades FlexRay for integrated Ethernet and cryptographic acceleration - making it optimal for next-gen gateways requiring secure, high-bandwidth inter-domain communication. Against SPC56EL70L5, it prioritizes dual-core versatility and hardware security over maximum single-thread performance and ASIL-D certification depth.
Availability
SPC5645CF0VLU1 is available at Aetrix Electronics and suitable for automotive engine control units, domain gateways, ADAS domain controllers, and EV battery management systems requiring stable component supply, long-term lifecycle assurance, and automotive-grade traceability.
Supply support for SPC5645CF0VLU1 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 Power Architecture and functional safety.
The SPC5645CF0VLU1 belongs to NXP's SPC56x automotive MCU family, designed specifically for scalable, safety-certifiable domain controllers and gateways that consolidate legacy bus protocols with Ethernet-based vehicle networks.
FAQ
What is the maximum operating frequency of the SPC5645CF0VLU1's primary CPU core?
The SPC5645CF0VLU1 features an e200z4d core rated for up to 120 MHz operation under automotive temperature conditions (−40°C to 125°C). This frequency is achievable with proper power supply regulation and thermal management. The secondary e200z0h core operates up to 80 MHz, or at half-system frequency when the e200z4d runs above 80 MHz - a configuration managed via the MC_CGM clock generation module. SPC5645CF0VLU1 delivers deterministic real-time performance essential for powertrain control loops.
Does the SPC5645CF0VLU1 support functional safety standards such as ISO 26262?
Yes, the SPC5645CF0VLU1 is designed to support ASIL-B compliance per ISO 26262. It includes hardware safety mechanisms such as a Memory Protection Unit (MPU) with 16 regions, a Safety Enhanced Software Watchdog Timer (SWT) with key-based access, Self-Test Control Unit (STCU)-managed MBIST, and dual-core interrupt routing for fault isolation. These features form the hardware foundation required for systematic safety analysis and FMEDA modeling. SPC5645CF0VLU1 documentation and safety manuals are provided by NXP to assist in achieving ASIL-B certification in end applications.
What communication interfaces are integrated into the SPC5645CF0VLU1?
The SPC5645CF0VLU1 integrates six FlexCAN modules (each with 64 message buffers), ten LINFlexD serial interfaces, eight DSPI synchronous serial ports, one I²C bus, and a full-featured Fast Ethernet Controller (FEC) supporting 10/100 Mbps MII operation. It also includes a Cross Triggering Unit (CTU) for ADC-timer synchronization and up to 177 GPIOs with configurable alternate functions. This combination enables seamless integration into modern automotive domain architectures requiring multi-protocol bridging and high-speed backbone connectivity. SPC5645CF0VLU1 is particularly suited for gateway and central domain controller roles.
Is the SPC5645CF0VLU1 equipped with hardware cryptographic acceleration?
Yes, the SPC5645CF0VLU1 includes a dedicated Cryptographic Services Engine (CSE) supporting AES-128/256 encryption/decryption, SHA-256 hashing, and RSA-2048 signature generation/verification - all executed in hardware with cycle-accurate timing and no CPU intervention. This enables secure boot, authenticated firmware updates, TLS offload, and secure key storage. The CSE is accessible via memory-mapped registers and integrates with the MPU for protected access control. SPC5645CF0VLU1 leverages this engine to meet UNECE R155 cybersecurity management system (CSMS) requirements for vehicle software integrity.
What package type and pin count does the SPC5645CF0VLU1 use?
The SPC5645CF0VLU1 uses a 208-pin LQFP package measuring 28 mm × 28 mm with 0.5 mm lead pitch. This package supports 177 configurable general-purpose I/O pins distributed across multiple voltage domains (VDD_HV_A, VDD_HV_B, VDD_LV), along with dedicated analog, reset, clock, and Ethernet MII signal groups. The 208-LQFP variant balances thermal performance, manufacturability, and I/O density for mid-tier automotive ECUs. SPC5645CF0VLU1 is pin-compatible with other MPC5645C-family members in the same package footprint.
SPC5645CF0VLU1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 176-LQFP
- Series:
- MPC56xx Qorivva
- Packaging:
- Tray
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- e200z4d, e200z0h
- Core Size:
- 32-Bit Dual-Core
- Speed:
- 80MHz/120MHz
- Connectivity:
- CANbus, Ethernet, I2C, LINbus, SCI, SPI
- Peripherals:
- DMA, POR, PWM, WDT
- Number of I/O:
- 147
- Program Memory Size:
- 2MB (2M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 64K x 8
- RAM Size:
- 256K x 8
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 5.5V
- Data Converters:
- A/D 27x10b, 5x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
SPC5645CF0VLU1 FAQ
1.How can I place an order for SPC5645CF0VLU1 through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC5645CF0VLU1 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 SPC5645CF0VLU1 reliable?
The price and inventory of SPC5645CF0VLU1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC5645CF0VLU1 is usually 5 days.
3.What payment methods are accepted for SPC5645CF0VLU1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC5645CF0VLU1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC5645CF0VLU1?
SPC5645CF0VLU1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC5645CF0VLU1 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 SPC5645CF0VLU1?
For technical support, including SPC5645CF0VLU1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC5645CF0VLU1 requirements.
6.How does Aetrix verify that SPC5645CF0VLU1 is sourced from the original manufacturer or authorized distributors?
All SPC5645CF0VLU1 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 SPC5645CF0VLU1 meets industry standards.
7.What is the process for return or replacement of SPC5645CF0VLU1?
All SPC5645CF0VLU1 units undergo pre-shipment inspection (PSI). If there is an issue with SPC5645CF0VLU1, 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 SPC5645CF0VLU1 part is unused and in its original packaging.
Return procedure for SPC5645CF0VLU1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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