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NXP Semiconductors SPC5646BF0VLU1R
- Part No.:
- SPC5646BF0VLU1R
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 176-LQFP
- Datasheet:
-
SPC5646BF0VLU1R.pdf
- Description:
- IC MCU 32BIT 3MB FLASH 176LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:3,618
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Product details
Overview
SPC5646BF0VLU1R 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 systems requiring ASIL-B/D compliance.
For engineers reviewing the SPC5646BF0VLU1R datasheet, SPC5646BF0VLU1R pinout, SPC5646BF0VLU1R application, or SPC5646BF0VLU1R equivalent, key selection criteria include dual-core deterministic timing, integrated Ethernet/FlexRay for domain controller architectures, hardware cryptographic acceleration, and automotive-qualified 176-pin LQFP packaging with 24 mm × 24 mm footprint.
Technical Context
The SPC5646BF0VLU1R implements a tightly coupled dual-core architecture with independent interrupt routing via Dual-core Interrupt Controller (INTC), crossbar switch enabling concurrent access to flash/SRAM/peripherals, and Cross Trigger Unit (CTU) for precise ADC-timer synchronization. Its FMPLL supports programmable frequency modulation for EMI reduction.
It integrates safety mechanisms including Memory Protection Unit (16-region MPU), Safety Enhanced Software Watchdog Timer (SWT), Boot Assist Module (BAM), and Error Correction Status Module (ECSM). The CSE provides AES-128/256, SHA-256, and RSA acceleration for secure boot and firmware updates.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Cores | e200z4d (120 MHz) + e200z0h (80 MHz); enables asymmetric multiprocessing for real-time control + background tasks |
| Flash Memory | 3 MB code flash + 64 KB data flash; supports EEPROM emulation and flash page buffers for <50 µs write latency |
| SRAM | 256 KB on-chip SRAM; split into two 128 KB banks 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 eMIOS/PIT timers |
| Safety & Security | MPU (16 regions), SWT (keyed), CSE (AES/SHA/RSA), Nexus3+ debug, ECC on SRAM/flash, STCU-controlled MBIST |
| Package | 176-pin LQFP, 24 mm × 24 mm, 0.5 mm pitch; automotive-grade AEC-Q100 Grade 1 (−40°C to +125°C) |
Pinout & Package
SPC5646BF0VLU1R is packaged in a 176-pin LQFP (24 mm × 24 mm, 0.5 mm pitch) with dedicated voltage domains: VDD_HV_A (core/peripheral I/O), VDD_HV_B (selected high-drive I/O), VDD_HV_ADC0/ADC1 (analog supply), VDD_LV (low-voltage logic), and isolated ground planes (VSS_HV, VSS_LV, VSS_HV_ADC0/ADC1).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| RESET | Asynchronous reset input | Bidirectional Schmitt-trigger with internal weak pull-up; initiates full device reset sequence via MC_RGM |
| XTAL / EXTAL | Crystal oscillator interface | Differential analog inputs for 4–40 MHz external crystal; supports bypass mode with EXTAL grounded |
| VDD_HV_A / VSS_HV | Main I/O power/ground | Supplies primary peripheral I/O banks (DSPI, LINFlexD, CAN, GPIO); requires local decoupling |
| VDD_HV_B / VSS_HV | Secondary I/O power/ground | Isolated domain for high-drive pins (PE[12], PA[11]–PA[7], PF[14]–PF[15], PG[0]–PG[1], PH[0]–PH[3], PG[12]–PG[13], PA[3]) |
| VDD_HV_ADC0 / VSS_HV_ADC0 | Analog converter supply | Dedicated 5 V domain for 12-bit ADC reference and analog front-end; minimizes digital noise coupling |
| VDD_LV / VSS_LV | Core logic supply | 1.2 V domain for e200z4d/e200z0h cores, SRAM, flash controllers, and internal logic |
Key Features
| Feature | Design Value |
|---|---|
| Dual-core deterministic execution | e200z4d and e200z0h cores operate at independent frequencies with configurable clock dividers; INTC routes interrupts to either core or both |
| Hardware security acceleration | Cryptographic Services Engine (CSE) performs AES-128/256 encryption/decryption, SHA-256 hashing, and RSA signature generation in <100 µs per operation |
| Automotive network integration | Integrated FlexRay (128 MB) and Fast Ethernet (MII interface) enable time-triggered communication for zonal architectures without external PHYs |
| Functional safety support | MPU, SWT, ECSM, STCU, and Nexus3+ debug meet ISO 26262 ASIL-B/D requirements; MBIST and lockstep-capable peripherals available |
| Low-power domain control | MC_PCU manages 8 power domains; STOP/HALT/STANDBY modes reduce current to <10 µA while retaining RTC and WKPU functionality |
Applications
| Powertrain Control Unit | Advanced Driver Assistance Systems |
|---|---|
Use Scenario: Real-time combustion timing, fuel injection, and exhaust gas recirculation control in gasoline/diesel engines. IC Role / Device Role / Timing Role: Primary domain controller executing AUTOSAR-compliant BSW and application software with dual-core lockstep or split-task partitioning. Use Value: 120 MHz e200z4d core delivers <5 µs interrupt latency for spark/fuel events; CSE secures OTA update authentication. | Use Scenario: Sensor fusion hub aggregating radar, camera, and ultrasonic data for adaptive cruise control and automatic emergency braking. IC Role / Device Role / Timing Role: Central processing node with FlexRay for deterministic sensor data ingestion and Ethernet for high-bandwidth video streaming to display units. Use Value: 6× FlexCAN interfaces manage distributed radar modules; 100 Mbps Ethernet transfers processed object lists with <100 µs jitter. |
| Electric Vehicle Battery Management | Vehicle Domain Controller |
Use Scenario: High-voltage battery pack monitoring, cell balancing, thermal management, and SOC/SOH estimation. IC Role / Device Role / Timing Role: Safety-certified controller interfacing with isolated ADCs, temperature sensors, and contactor drivers via GPIO and PWM outputs. Use Value: 12-bit ADC with CTU synchronization captures voltage/current samples at precise intervals; MPU isolates safety-critical BMS firmware from diagnostics stack. | Use Scenario: Consolidated vehicle controller managing lighting, HVAC, door locks, and infotainment gateways in software-defined vehicles. IC Role / Device Role / Timing Role: Multi-domain orchestrator using LINFlexD for body electronics, DSPI for display drivers, and I²C for environmental sensors. Use Value: 177 GPIOs support mixed-signal peripheral expansion; 3 MB flash stores multiple OS partitions and over-the-air update images. |
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 |
|---|---|---|---|
| MPC5646BK0VLU1R | Same package and core configuration but rated for −40°C to +105°C (Grade 2) instead of −40°C to +125°C (Grade 1) | Suitable for non-under-hood applications where ambient temperature does not exceed 105°C | Select when cost sensitivity outweighs extended temperature requirement and no ASIL-D certification is needed |
| SPC564A70L5CEFAY | Single e200z4d core (120 MHz), 2 MB flash, no FlexRay or Ethernet; 176-pin LQFP, AEC-Q100 Grade 1 | Targeted at cost-optimized powertrain modules without domain controller networking requirements | Choose when FlexRay/Ethernet are unnecessary and dual-core processing is not required for functional safety partitioning |
Compared with MPC5646BK0VLU1R, SPC5646BF0VLU1R enables under-hood deployment with higher thermal margin; versus SPC564A70L5CEFAY, it delivers deterministic multi-domain control via dual-core isolation and integrated high-speed networks-critical for next-generation E/E architectures.
Availability
SPC5646BF0VLU1R is available at Aetrix Electronics and suitable for automotive powertrain control, ADAS sensor fusion, EV battery management, and vehicle domain controller applications requiring stable component supply across long production lifecycles.
Supply support for SPC5646BF0VLU1R 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 specializing in secure connectivity solutions for automotive, industrial, and IoT markets, with leadership in Power Architecture and ARM-based microcontrollers.
The SPC5646BF0VLU1R belongs to NXP's SPC56 family of automotive MCUs, designed specifically for ASIL-B/D compliant powertrain, chassis, and domain controller applications demanding high computational throughput, hardware security, and multi-network integration.
FAQ
What is the maximum operating temperature specification for the SPC5646BF0VLU1R?
The SPC5646BF0VLU1R is qualified to AEC-Q100 Grade 1, supporting continuous operation from −40°C to +125°C ambient temperature. This rating is validated across all electrical parameters in the datasheet and applies to the full 176-pin LQFP package. Thermal derating is not required within this range, and the on-chip temperature sensor (accessible via ADC) provides real-time die temperature monitoring for thermal management algorithms in the SPC5646BF0VLU1R firmware.
Does the SPC5646BF0VLU1R support hardware-based cryptographic acceleration?
Yes, the SPC5646BF0VLU1R integrates a dedicated Cryptographic Services Engine (CSE) that accelerates AES-128/256 encryption/decryption, SHA-256 hashing, and RSA signature generation. The CSE operates independently of the CPU cores, reducing latency to under 100 µs per operation and freeing e200z4d/e200z0h resources for real-time control tasks. This hardware engine is essential for secure boot, firmware authentication, and encrypted CAN/FlexRay message payloads in the SPC5646BF0VLU1R.
How many CAN interfaces does the SPC5646BF0VLU1R include, and what is their buffer capacity?
The SPC5646BF0VLU1R includes six FlexCAN modules, each with 64 message buffers (MBs), for a total of 384 configurable CAN message slots. Each FlexCAN module supports CAN 2.0A/B protocols, bit rates up to 1 Mbps, and features a CAN Sampler to capture message IDs during low-power modes. This configuration enables simultaneous communication with multiple ECUs in complex automotive networks, a core capability of the SPC5646BF0VLU1R.
What debug and trace capabilities are available on the SPC5646BF0VLU1R?
The SPC5646BF0VLU1R supports Nexus3+ Class 3+ debug interface with real-time trace, instruction trace, and data trace capabilities for both e200z4d and e200z0h cores. It includes JTAG for boundary scan and Nexus port for high-speed streaming of program flow and variable data. The debug infrastructure supports AUTOSAR-compliant debugging tools and enables non-intrusive profiling of dual-core execution, critical for timing validation in safety-critical SPC5646BF0VLU1R applications.
Is the SPC5646BF0VLU1R pin-compatible with other members of the MPC5646C family?
Yes, the SPC5646BF0VLU1R shares identical pinout and package dimensions (176-pin LQFP, 24 mm × 24 mm) with other MPC5646C variants in the same package option, including MPC5646BK0VLU1R and MPC5646BL0VLU1R. Electrical characteristics, power domains, and signal assignments are fully compatible, enabling drop-in replacement for qualification reuse and design flexibility across temperature grades and feature sets within the SPC5646BF0VLU1R family.
SPC5646BF0VLU1R Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 176-LQFP
- Series:
- MPC56xx Qorivva
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Not For New Designs
- 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:
SPC5646BF0VLU1R FAQ
1.How can I place an order for SPC5646BF0VLU1R through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC5646BF0VLU1R 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 SPC5646BF0VLU1R reliable?
The price and inventory of SPC5646BF0VLU1R are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC5646BF0VLU1R is usually 5 days.
3.What payment methods are accepted for SPC5646BF0VLU1R?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC5646BF0VLU1R transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC5646BF0VLU1R?
SPC5646BF0VLU1R orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC5646BF0VLU1R 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 SPC5646BF0VLU1R?
For technical support, including SPC5646BF0VLU1R datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC5646BF0VLU1R requirements.
6.How does Aetrix verify that SPC5646BF0VLU1R is sourced from the original manufacturer or authorized distributors?
All SPC5646BF0VLU1R 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 SPC5646BF0VLU1R meets industry standards.
7.What is the process for return or replacement of SPC5646BF0VLU1R?
All SPC5646BF0VLU1R units undergo pre-shipment inspection (PSI). If there is an issue with SPC5646BF0VLU1R, 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 SPC5646BF0VLU1R part is unused and in its original packaging.
Return procedure for SPC5646BF0VLU1R:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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