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NXP Semiconductors SPC5642AF2MLU1R
- Part No.:
- SPC5642AF2MLU1R
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 176-LQFP
- Datasheet:
-
SPC5642AF2MLU1R.pdf
- Description:
- IC MCU 32BIT 2MB FLASH 176LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:4,454
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Product details
Overview
SPC5642AF2MLU1R from NXP Semiconductors (formerly Freescale) is a 32-bit Power Architecture® e200z4-based automotive microcontroller designed for engine and transmission control units. It operates at up to 150 MHz, integrates 2 MB flash with ECC and read-while-write, 128 KB SRAM with ECC and standby mode, and features triple FlexCAN, FlexRay v2.1, dual eQADCs (40-channel, 12-bit), and eTPU2 for real-time waveform generation in powertrain systems.
For engineers reviewing the SPC5642AF2MLU1R datasheet, SPC5642AF2MLU1R pinout, SPC5642AF2MLU1R application, or SPC5642AF2MLU1R equivalent, this page delivers verified technical context, package mapping, functional pin roles, automotive-grade safety features (MPU, CRC, temperature sensor), and validated alternative options for ECU design continuity.
Technical Context
The SPC5642AF2MLU1R implements a superscalar e200z4 core with VLE support, dual execution units, and SPE/EFP2 extensions for DSP and floating-point operations. Its memory subsystem includes 8 KB configurable instruction cache, 2 MB flash with RWW and ECC, and 128 KB SRAM with ECC and 32 KB low-power standby partition.
Peripherals are interconnected via a 4×4 crossbar switch supporting concurrent CPU, eDMA, FlexRay, and instruction/data bus access. Safety-critical functions are enforced by a 16-entry MPU, triple CRC submodules, and Class 3+ Nexus debug with dedicated eTPU Class 1 trace - all aligned to ISO 26262 ASIL-B system requirements.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | e200z4 Power Architecture®, 150 MHz max - enables deterministic real-time control with VLE compression and SPE/EFP2 acceleration for combustion timing and torque calculation. |
| Flash Memory | 2 MB with ECC and read-while-write - supports safe over-the-air (OTA) updates and concurrent code execution during reprogramming. |
| SRAM | 128 KB with ECC and 32 KB standby mode - retains critical calibration data and state variables during stop-mode operation. |
| ADC | Dual eQADC: 40 total 12-bit channels, 688 ns min conversion - captures high-fidelity crank/cam position, throttle, and oxygen sensor signals with hardware-triggered DMA. |
| Communication | 3× FlexCAN (64 msg buffers each), 1× FlexRay v2.1 (10 Mbit/s, 128 msg objects), 3× DSPI - meets AUTOSAR-compliant multi-bus vehicle network architecture. |
| Safety Features | 16-entry MPU, 3× CRC units, junction temperature sensor (±20°C accuracy), Class 3+ Nexus - fulfills ASIL-B diagnostic coverage requirements per ISO 26262. |
| Package | 208-ball MAPBGA (13 × 13 mm, 0.65 mm pitch) - compatible with MPC5634M layout, enabling drop-in migration in existing ECU PCBs. |
Pinout & Package
SPC5642AF2MLU1R is housed in a 208-ball MAPBGA package (13 × 13 mm, 0.65 mm pitch), pinout-compatible with Freescale's MPC5634M family for mechanical and layout continuity in automotive ECU designs.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_MAIN | Main supply input (5 V) | Power domain for core logic, flash, and SRAM; requires external ballast resistor per datasheet Section 3.6. |
| VDD_IO | I/O supply input (3.3 V) | Supplies all GPIO, CAN transceivers, and peripheral I/O banks; independent regulation ensures noise isolation. |
| VDD_PLL | PLL analog supply (1.2 V) | Dedicated low-noise supply for FMPLL; decoupling critical for jitter-sensitive clock generation. |
| VRST_B | Reset input (active-low) | Asynchronous reset pin; internal pull-up; initiates full device reset including flash controller and PLL lock sequence. |
| FSCLK | FlexRay clock input | Accepts 40 MHz differential clock for FlexRay module synchronization; supports dual-channel time-triggered communication. |
| MSC_CLK | Micro Second Channel clock | Provides precise timing reference for MSC downlink synchronization with external sensors or actuators. |
| EVTO | Development Trigger Semaphore output | Signals external debug tools (e.g., Lauterbach TRACE32) on event triggers - essential for time-correlated trace analysis. |
Key Features
| Feature | Design Value |
|---|---|
| eTPU2 co-processor | 32-channel real-time waveform generator with reaction module - offloads CPU from ignition timing, fuel injection, and PWM motor control loops. |
| FlexRay v2.1 interface | 10 Mbit/s dual-channel operation with 128 message objects and ECC - enables deterministic, fault-tolerant communication for x-by-wire systems. |
| Boot Assist Module (BAM) | On-chip ROM-based bootloader with CAN/SCI interface - allows field firmware recovery without JTAG, reducing service costs. |
| Temperature sensor | Junction sensor with ±20°C accuracy (–40°C to 150°C range) - provides real-time thermal monitoring for derating and diagnostics in under-hood environments. |
| Calibration bus interface | 16-bit parallel interface accessible only via Freescale VertiCal Calibration System - enables production-line ECU calibration without modifying application code. |
Applications
| Engine Control Unit (ECU) | Automatic Transmission Control Unit (TCU) |
|---|---|
Use Scenario: Real-time management of fuel injection timing, spark advance, air-fuel ratio, and knock detection in gasoline direct injection engines. IC Role / Device Role / Timing Role: Primary controller executing closed-loop combustion algorithms with sub-microsecond interrupt latency via INTC and eTPU2. Use Value: 150 MHz e200z4 core + dual eQADC (688 ns conversion) enables simultaneous sampling of 8+ analog sensors at 10 kHz for adaptive learning. | Use Scenario: Coordination of clutch engagement, gear shifting, torque converter lockup, and hydraulic pressure control in 8-speed automatic transmissions. IC Role / Device Role / Timing Role: Central decision node interfacing with CAN networks, reading transmission sensors, and driving solenoid drivers via eMIOS PWM outputs. Use Value: Triple FlexCAN (64 buffers each) and 24 eMIOS channels support concurrent communication with 12+ ECUs and precise 100 ns PWM resolution for pressure modulation. |
| Hybrid Powertrain Controller | Electric Power Steering (EPS) ECU |
Use Scenario: Coordinating ICE start-stop, regenerative braking, battery SOC management, and torque blending between engine and electric motor. IC Role / Device Role / Timing Role: Safety-critical gateway managing FlexRay backbone and CAN FD subnets while enforcing ASIL-B functional safety partitions. Use Value: MPU-enforced memory isolation and CRC-protected flash ensure separation of safety and non-safety software domains per ISO 26262 Part 6. | Use Scenario: Closed-loop motor control for brushless DC steering assist motors, including torque sensing, position feedback, and fault response. IC Role / Device Role / Timing Role: Real-time motor controller using eTPU2 for commutation timing and eQADC for current/voltage sensing with hardware-triggered DMA. Use Value: eTPU2 reaction module (6 channels, 3 outputs each) executes torque ripple compensation without CPU intervention, reducing jitter below 500 ns. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPC5644A | 4 MB flash, 192 KB SRAM, 5×4 XBAR, no FlexRay - higher memory but lacks FlexRay v2.1 and dual eQADC bandwidth. | Targeted at next-gen ECU platforms requiring larger OTA update partitions and enhanced cache, but not FlexRay-dependent architectures. | Select MPC5644A only if FlexRay is unused and additional flash/SRAM justifies migration effort and cost premium. |
| SPC560B50L5 | 128 KB flash, 12 KB SRAM, single eQADC, no FlexRay or eTPU2 - entry-level Qorivva variant with reduced peripheral set and lower ASIL capability. | Suitable for cost-sensitive body control modules or auxiliary ECUs where real-time waveform generation and FlexRay are unnecessary. | Choose SPC560B50L5 only for non-powertrain applications with <100 kHz control loop requirements and no functional safety mandate. |
Compared with MPC5644A and SPC560B50L5, the SPC5642AF2MLU1R uniquely balances FlexRay v2.1, dual eQADC, and eTPU2 within a 2 MB flash footprint - making it the optimal choice for mid-tier powertrain ECUs requiring ASIL-B compliance without over-provisioning memory or sacrificing real-time I/O performance.
Availability
SPC5642AF2MLU1R is available at Aetrix Electronics and suitable for engine control units, transmission control units, and hybrid powertrain controllers requiring stable component supply across extended automotive production lifecycles.
Supply support for SPC5642AF2MLU1R 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 focused on secure connectivity solutions for automotive, industrial, and IoT applications, with deep heritage in Power Architecture® microcontrollers.
The Qorivva MPC56xx family - including the SPC5642AF2MLU1R - was engineered specifically for ASIL-B automotive powertrain control, integrating safety mechanisms, real-time peripherals, and robust packaging for under-hood reliability.
FAQ
What is the maximum operating frequency of the SPC5642AF2MLU1R?
The SPC5642AF2MLU1R features an e200z4 Power Architecture® core rated for operation up to 150 MHz. This frequency is achievable under specified voltage (5 V main supply) and temperature (–40°C to 125°C ambient) conditions per the Rev. 3.1 datasheet. The FMPLL supports programmable frequency modulation and generates stable clocks for all internal peripherals. SPC5642AF2MLU1R must be configured with appropriate PLL dividers and enabled clock gating to sustain 150 MHz operation without thermal throttling.
Does the SPC5642AF2MLU1R support ISO 26262 functional safety certification?
Yes, the SPC5642AF2MLU1R includes hardware features required for ASIL-B compliance per ISO 26262, including a 16-entry MPU for memory protection, triple CRC units for data integrity, ECC on flash and SRAM, junction temperature sensor, and Class 3+ Nexus debug for runtime trace. While the SPC5642AF2MLU1R itself is not pre-certified, its safety mechanisms are documented in the Functional Safety Manual (FSM) and enable certified toolchains and software stacks. SPC5642AF2MLU1R is widely deployed in production ASIL-B ECUs.
What package type and pin count does the SPC5642AF2MLU1R use?
The SPC5642AF2MLU1R uses a 208-ball MAPBGA package with 13 × 13 mm body size and 0.65 mm ball pitch. It is pinout-compatible with the MPC5634M series, allowing mechanical and layout reuse in existing ECU designs. The package supports three supply domains (5 V, 3.3 V, 1.2 V) and includes dedicated balls for VRST_B, EVTO, FSCLK, and MSC_CLK. SPC5642AF2MLU1R's MAPBGA footprint is defined in Section 4.1.2 of the Rev. 3.1 datasheet.
Can the SPC5642AF2MLU1R execute firmware updates in-circuit without halting application code?
Yes, the SPC5642AF2MLU1R supports read-while-write (RWW) operation on its 2 MB flash memory, enabling background firmware updates while application code continues executing from another flash bank. This capability is implemented via the Platform Flash Controller and requires proper sector locking and interrupt masking per the Flash Programming User's Manual. SPC5642AF2MLU1R's RWW feature is essential for fail-safe OTA updates in automotive gateways and ECUs.
What development tools are officially supported for the SPC5642AF2MLU1R?
NXP officially supports SPC5642AF2MLU1R with CodeWarrior Development Studio for Power Architecture, S32 Design Studio (legacy compatibility), and the Freescale VertiCal Calibration System for production calibration. Debugging uses JTAG (5-pin) and Nexus Class 3+ interfaces, with trace support via EVTO pin. Third-party tools like Lauterbach TRACE32 and iSYSTEM winIDEA provide full SPC5642AF2MLU1R visibility. SPC5642AF2MLU1R evaluation is typically performed using the MPC5642A-RDK reference board.
SPC5642AF2MLU1R Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 176-LQFP
- Series:
- MPC56xx Qorivva
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- e200z4
- Core Size:
- 32-Bit Single-Core
- Speed:
- 150MHz
- Connectivity:
- CANbus, EBI/EMI, LINbus, SCI, SPI
- Peripherals:
- DMA, POR, PWM, WDT
- Number of I/O:
- 84
- Program Memory Size:
- 2MB (2M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 128K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.14V ~ 5.25V
- Data Converters:
- A/D 40x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
SPC5642AF2MLU1R FAQ
1.How can I place an order for SPC5642AF2MLU1R through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC5642AF2MLU1R 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 SPC5642AF2MLU1R reliable?
The price and inventory of SPC5642AF2MLU1R are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC5642AF2MLU1R is usually 5 days.
3.What payment methods are accepted for SPC5642AF2MLU1R?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC5642AF2MLU1R transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC5642AF2MLU1R?
SPC5642AF2MLU1R orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC5642AF2MLU1R 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 SPC5642AF2MLU1R?
For technical support, including SPC5642AF2MLU1R datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC5642AF2MLU1R requirements.
6.How does Aetrix verify that SPC5642AF2MLU1R is sourced from the original manufacturer or authorized distributors?
All SPC5642AF2MLU1R 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 SPC5642AF2MLU1R meets industry standards.
7.What is the process for return or replacement of SPC5642AF2MLU1R?
All SPC5642AF2MLU1R units undergo pre-shipment inspection (PSI). If there is an issue with SPC5642AF2MLU1R, 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 SPC5642AF2MLU1R part is unused and in its original packaging.
Return procedure for SPC5642AF2MLU1R:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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