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NXP Semiconductors SPC5646BCF0VLU1
- Part No.:
- SPC5646BCF0VLU1
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 176-LQFP
- Datasheet:
-
SPC5646BCF0VLU1.pdf
- Description:
- IC MCU 32BIT 3MB FLASH 176LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,970
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Product details
Overview
SPC5646BCF0VLU1 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, FlexCAN, FlexRay, Fast Ethernet, and Cryptographic Services Engine (CSE). It targets safety-critical powertrain and chassis control units requiring ASIL-B/D compliance.
For engineers reviewing the SPC5646BCF0VLU1 datasheet, SPC5646BCF0VLU1 pinout, SPC5646BCF0VLU1 application, or SPC5646BCF0VLU1 equivalent, key selection criteria include dual-core deterministic timing, integrated Ethernet/FlexRay for domain controller networking, hardware cryptographic acceleration, and support for AUTOSAR-compliant real-time OS deployment in ECU designs.
Technical Context
The SPC5646BCF0VLU1 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 Safety Enhanced Software Watchdog Timer (SWT), Memory Protection Unit (MPU) with 16 regions, and Cross Trigger Unit (CTU) synchronizing ADC conversions with eMIOS or PIT timers-enabling precise sensor sampling in closed-loop control applications.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Cores | e200z4d (120 MHz) + e200z0h (80 MHz); enables asymmetric task partitioning with deterministic real-time response on primary core. |
| Flash Memory | 3 MB code flash + 64 KB data flash; supports EEPROM emulation and fast page buffering for <50 µs erase/write cycles. |
| RAM | 256 KB on-chip SRAM; split into two 128 KB banks accessible via crossbar for concurrent core access. |
| Communication Interfaces | 6 × FlexCAN (64 MB each), 1 × FlexRay (128 MB), 1 × Fast Ethernet (10/100 Mbps MII), 8 × DSPI, 10 × LINFlexD, 1 × I²C. |
| Analog Peripherals | 1 × 10-bit ADC (27–33 ch), 1 × 12-bit ADC (5–10 ch), CTU for synchronized sampling with timer triggers. |
| Safety & Security | MPU (16-region), SWT (keyed), CSE (AES-128/256, SHA-256), Nexus3+ debug interface with real-time trace. |
| Package | 208-pin LQFP (28 mm × 28 mm, 0.5 mm pitch); supports industrial temperature range (−40°C to 125°C). |
Pinout & Package
SPC5646BCF0VLU1 is housed in a 208-pin LQFP package (28 mm × 28 mm, 0.5 mm lead pitch) with dedicated voltage domains (VDD_HV_A, VDD_HV_B, VDD_HV_ADC0/1) and separate analog/digital ground planes (VSS_HV, VSS_HV_ADC0/1, VSS_LV).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| RESET | Asynchronous reset input | Bidirectional Schmitt-trigger with internal weak pull-up; initiates full device reset including clock domains and peripheral state machines. |
| XTAL / EXTAL | Crystal oscillator inputs | Supports 4–40 MHz external crystal; XTAL is output/analog input, EXTAL is analog input; bypass mode requires EXTAL grounded. |
| VDD_HV_A / VDD_HV_B | I/O supply rails | VDD_HV_A powers most GPIOs and digital peripherals; VDD_HV_B supplies specific high-drive pins (PA[7–11], PF[14–15], PG[0–1], PH[0–3], PG[12–13], PA[3]). |
| VDD_HV_ADC0 / VDD_HV_ADC1 | Analog supply domains | Independent 5 V supplies for 10-bit and 12-bit ADCs; enable noise isolation and rail-specific calibration. |
| PD[0]–PD[15] | General-purpose I/O port | 16-bit bidirectional port with configurable slew rate, pull-up/down, and interrupt capability; supports LINFlexD, DSPI, and eMIOS alternate functions. |
Key Features
| Feature | Design Value |
|---|---|
| Dual-core deterministic execution | e200z4d handles time-critical control loops at 120 MHz; e200z0h manages diagnostics, communication stacks, and background tasks at 80 MHz-reducing software complexity vs. single-core scheduling. |
| Hardware cryptographic acceleration | Cryptographic Services Engine (CSE) performs AES-128/256 encryption/decryption and SHA-256 hashing in <10 µs per block-enabling secure boot, OTA updates, and ECU authentication without CPU overhead. |
| Automotive network integration | Integrated FlexRay (128 MB), 6× FlexCAN, and Fast Ethernet (MII) eliminate external protocol bridges-reducing BOM cost and PCB area while supporting zonal architecture gateways. |
| Functional safety infrastructure | MPU (16 regions), SWT (keyed), ECC on flash/SRAM, and Nexus3+ real-time trace provide hardware-enforced memory protection and debug visibility required for ISO 26262 ASIL-B/D certification. |
| Low-power domain control | STOP/HALT/STANDBY modes with autonomous RTC wake-up (1 ms resolution, 2 s max timeout) and external 32 kHz crystal option (1 s resolution, 1 h max timeout) enable energy-efficient ECU sleep states. |
Applications
| Powertrain Control Unit | Chassis Domain Controller |
|---|---|
Use Scenario: Real-time combustion timing, fuel injection, and turbocharger actuation in gasoline/diesel engines. IC Role / Device Role / Timing Role: Primary controller executing AUTOSAR-compliant engine management software with sub-10 µs loop jitter on e200z4d core. Use Value: 3 MB flash stores complex calibration maps; dual-core separation isolates safety-critical torque calculation from non-safety diagnostics. | Use Scenario: Coordinating brake-by-wire, steering angle, and suspension damping across multiple ECUs via FlexRay and CAN FD. IC Role / Device Role / Timing Role: Central domain controller managing time-triggered FlexRay communication and deterministic CAN message routing. Use Value: Integrated FlexRay (128 MB) and 6× FlexCAN eliminate external transceivers; crossbar enables concurrent access to shared RAM for inter-core data exchange. |
| Zonal Gateway | Advanced Driver Assistance System (ADAS) Sensor Hub |
Use Scenario: Aggregating camera, radar, and ultrasonic data from multiple sensors and forwarding to central ADAS processor over Ethernet. IC Role / Device Role / Timing Role: High-bandwidth bridging node with Fast Ethernet MAC, DSPI for sensor configuration, and LINFlexD for legacy actuator control. Use Value: MII interface supports 100 Mbps full-duplex; 256 KB SRAM buffers streaming video metadata; CSE secures firmware update packets. | Use Scenario: Synchronizing multi-sensor ADC sampling (e.g., radar IF signals, camera exposure triggers) for time-of-flight calculations. IC Role / Device Role / Timing Role: Precision timing hub using CTU to align 10-bit and 12-bit ADC conversions with eMIOS PWM outputs. Use Value: CTU eliminates software synchronization latency; dual ADCs with independent VDD_HV_ADC0/1 rails reduce crosstalk in mixed-signal acquisition. |
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 |
|---|---|---|---|
| MPC5646BK0VLU1 | Same die, 176-pin LQFP package (24 mm × 24 mm); reduced GPIO count (177 vs. 199) and no FlexRay support. | Targeted at cost-sensitive powertrain modules where FlexRay is unused and board space is constrained. | Select when FlexRay is unnecessary and smaller footprint reduces PCB layer count. |
| SPC564A70L5 | Single e200z4d core (120 MHz), 2 MB flash, no FlexRay, no Ethernet, but adds SENT interface and enhanced ADC resolution (12-bit only, 48 ch). | Optimized for body electronics and sensor signal conditioning where networking bandwidth is secondary to analog precision. | Choose for high-channel-count analog sensing without domain controller networking requirements. |
Compared with MPC5646BK0VLU1 and SPC564A70L5, the SPC5646BCF0VLU1 uniquely combines dual-core processing, FlexRay, Fast Ethernet, and CSE in a single 208-pin LQFP package-making it the only option for ASIL-D-capable zonal gateways requiring hardware-isolated communication stacks and cryptographic services.
Availability
SPC5646BCF0VLU1 is available at Aetrix Electronics and suitable for automotive powertrain control, chassis domain controllers, zonal gateways, and ADAS sensor hubs requiring stable component supply, long-term lifecycle support, and ASIL-compliant design assurance.
Supply support for SPC5646BCF0VLU1 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 SPC5646BCF0VLU1 belongs to the SPC564x family designed specifically for next-generation automotive domain controllers and centralized ECU architectures requiring high-performance dual-core processing, integrated networking, and hardware-based security.
FAQ
What is the maximum operating frequency of the SPC5646BCF0VLU1's primary CPU core?
The SPC5646BCF0VLU1 features an e200z4d core rated for up to 120 MHz operation under full characterization at 125°C ambient temperature. This frequency is achievable with proper thermal management and stable 1.2 V core supply. The e200z0h secondary core operates up to 80 MHz, or at half-system frequency if the e200z4d runs above 80 MHz-configurable via the e200z0 system clock divider.
Does the SPC5646BCF0VLU1 support AUTOSAR-compliant real-time operating systems?
Yes, the SPC5646BCF0VLU1 supports AUTOSAR-compliant RTOS deployment through its System Timer Module (STM) with four 32-bit compare channels, Periodic Interrupt Timers (PIT), Real-Time Interrupt (RTI), and Nexus3+ debug interface with real-time trace. Its MPU (16 regions) and SWT (keyed) provide mandatory hardware features for ASIL-B/D certified AUTOSAR stacks.
What communication interfaces are integrated into the SPC5646BCF0VLU1?
The SPC5646BCF0VLU1 integrates 6 × FlexCAN modules (64 message buffers each), 1 × FlexRay controller (128 message buffers), 1 × Fast Ethernet Controller (10/100 Mbps MII interface), 8 × DSPI modules, 10 × LINFlexD modules, and 1 × I²C module. It also includes a CAN Sampler for low-power ID capture and cross-triggering between peripherals via the CTU.
How does the SPC5646BCF0VLU1 handle functional safety requirements for automotive applications?
The SPC5646BCF0VLU1 meets ASIL-B/D requirements via hardware safety mechanisms including a 16-region Memory Protection Unit (MPU), Safety Enhanced Software Watchdog Timer (SWT) with keyed access, ECC on flash and SRAM, clock monitor unit (CMU), and Nexus3+ real-time trace for fault analysis. Its dual-core architecture enables hardware-isolated safety partitions with independent interrupt routing via the INTC.
What package type and pin count does the SPC5646BCF0VLU1 use?
The SPC5646BCF0VLU1 uses a 208-pin LQFP package measuring 28 mm × 28 mm with 0.5 mm lead pitch. This package provides 199 configurable general-purpose I/O pins and separates analog/digital supply domains (VDD_HV_ADC0/1, VDD_HV_A/B, VSS_HV_ADC0/1, VSS_HV, VSS_LV) to minimize noise coupling in mixed-signal automotive applications.
SPC5646BCF0VLU1 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
- Core Size:
- 32-Bit Single-Core
- Speed:
- 120MHz
- Connectivity:
- CANbus, I2C, LINbus, SCI, SPI
- Peripherals:
- DMA, POR, PWM, WDT
- Number of I/O:
- 147
- Program Memory Size:
- 3MB (3M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- 64K x 8
- RAM Size:
- 192K 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:
SPC5646BCF0VLU1 FAQ
1.How can I place an order for SPC5646BCF0VLU1 through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC5646BCF0VLU1 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 SPC5646BCF0VLU1 reliable?
The price and inventory of SPC5646BCF0VLU1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC5646BCF0VLU1 is usually 5 days.
3.What payment methods are accepted for SPC5646BCF0VLU1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC5646BCF0VLU1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC5646BCF0VLU1?
SPC5646BCF0VLU1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC5646BCF0VLU1 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 SPC5646BCF0VLU1?
For technical support, including SPC5646BCF0VLU1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC5646BCF0VLU1 requirements.
6.How does Aetrix verify that SPC5646BCF0VLU1 is sourced from the original manufacturer or authorized distributors?
All SPC5646BCF0VLU1 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 SPC5646BCF0VLU1 meets industry standards.
7.What is the process for return or replacement of SPC5646BCF0VLU1?
All SPC5646BCF0VLU1 units undergo pre-shipment inspection (PSI). If there is an issue with SPC5646BCF0VLU1, 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 SPC5646BCF0VLU1 part is unused and in its original packaging.
Return procedure for SPC5646BCF0VLU1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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