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NXP Semiconductors SPC5642AF2MLU3
- Part No.:
- SPC5642AF2MLU3
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 176-LQFP
- Datasheet:
-
SPC5642AF2MLU3.pdf
- Description:
- IC MCU 32BIT 2MB FLASH 176LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,238
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Product details
Overview
SPC5642AF2MLU3 from NXP Semiconductors (formerly Freescale) is a 32-bit Power Architecture® automotive microcontroller featuring a 150 MHz e200z4 core, 2 MB on-chip flash with ECC and read-while-write, 128 KB SRAM with ECC and standby mode, and integrated FlexRay v2.1 (10 Mbit/s), triple FlexCAN (64 message buffers each), and dual eQADCs (40-channel, 12-bit, 688 ns min conversion). It targets engine control units (ECUs) and transmission control modules requiring ASIL-B functional safety compliance.
For engineers reviewing the SPC5642AF2MLU3 datasheet, SPC5642AF2MLU3 pinout, SPC5642AF2MLU3 application, or SPC5642AF2MLU3 equivalent, key selection considerations include its 208-ball MAPBGA package (13 × 13 mm), FMPLL clock generation with frequency modulation, eTPU2 real-time waveform generation, and Nexus Class 3+ debug support for deterministic trace in safety-critical development.
Technical Context
The SPC5642AF2MLU3 implements a superscalar e200z4 core with VLE encoding, dual execution units, and SPE/EFPU2 extensions enabling both fixed-point SIMD and single-precision floating-point operations. Its memory subsystem includes 8 KB 2-/4-way instruction cache, 2 MB flash with RWW and ECC, and 128 KB SRAM with ECC and 32 KB low-power standby partition.
Peripheral integration centers on deterministic real-time I/O: 24-channel eMIOS for PWM/timing, 32-channel eTPU2 with 6-channel reaction module for current-loop offloading, triple FlexCAN with MSC uplink support, and dual eQADCs with 6 command queues, DMA triggering, and decimation filtering - all coordinated via a 4×4 crossbar switch and 64-channel eDMA.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | e200z4 Power Architecture®, 150 MHz max - enables deterministic hard real-time execution with VLE compression and SPE/EFPU2 acceleration for motor control math. |
| Flash Memory | 2 MB with ECC and read-while-write - supports safe over-the-air updates and concurrent code execution during reprogramming. |
| SRAM | 128 KB with ECC and 32 KB standby mode - retains critical state during stop-mode power gating without external backup. |
| FlexRay | v2.1, dual/single channel, 10 Mbit/s, 128 message objects with ECC - meets high-speed deterministic communication requirements for x-by-wire systems. |
| eQADC | Dual 12-bit converters, 40 multiplexed inputs, 688 ns min conversion time, 6 command queues - delivers high-resolution, low-latency sensor acquisition for closed-loop engine control. |
| eTPU2 | 32-channel second-generation time processor with 6-channel reaction module - executes complex waveform generation and current sensing without CPU intervention. |
| Package | 208-ball MAPBGA (13 × 13 mm, 0.8 mm pitch) - provides thermal and signal integrity suitable for under-hood automotive PCB layouts. |
Pinout & Package
SPC5642AF2MLU3 is housed in a 208-ball MAPBGA package (13 × 13 mm, 0.8 mm pitch) with exposed thermal pad. Ball assignment follows Freescale's standardized MPC563xM family ballmap for upward compatibility.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_MAIN | Main supply (5 V) | Power domain for core logic, flash, and most peripherals; requires external ballast resistor per datasheet Section 3.6. |
| VDD_IO | I/O supply (3.3 V) | Supplies GPIO, CAN transceivers, and digital interfaces; independent regulation enables mixed-voltage system interfacing. |
| VDD_PLL | FMPLL supply (1.2 V) | Dedicated low-noise rail for frequency-modulated PLL; critical for jitter-sensitive clock synthesis in FlexRay/CAN timing. |
| VRST_B | Reset input (active-low) | Asynchronous reset pin with internal pull-up; initiates full chip reset including flash controller and peripheral state machines. |
| FSCLK | FlexRay system clock input | Accepts 40 MHz external crystal or oscillator; drives FlexRay controller timing base with ±50 ppm stability requirement. |
| MSC_CLK | Micro Second Channel clock | Provides synchronized timing reference for DSPI_B/C LVDS-based MSC downlink to external sensors or actuators. |
Key Features
| Feature | Design Value |
|---|---|
| Fail-Safe Protection | 16-entry MPU, CRC unit with 3 submodules, junction temperature sensor (±20°C accuracy) - enables ASIL-B compliant memory access control and runtime integrity checking. |
| Nexus Debug | Class 3+ for core, Class 1 for eTPU - provides non-intrusive real-time trace, hardware breakpoints, and stimulus triggering for ISO 26262 validation. |
| Power Management | Slow, stop, and standby modes with configurable wake sources - reduces quiescent current to <100 µA in stop mode while retaining SRAM and register context. |
| Calibration Bus | 16-bit interface accessible only via Freescale VertiCal Calibration System - enables production-line trimming of ADC offsets and sensor linearization without firmware modification. |
| Bootloader | On-chip CAN/SCI Bootstrap loader with Boot Assist Module (BAM) - allows field firmware updates via standard automotive diagnostic protocols without external programming hardware. |
Applications
| Gasoline Engine Control Unit | Diesel Common Rail Injection |
|---|---|
Use Scenario: Real-time combustion timing, fuel injection pulse width calculation, and knock detection using crank/cam position and cylinder pressure feedback. IC Role / Device Role / Timing Role: Primary ECU controller executing closed-loop air-fuel ratio control, spark advance, and injector driver sequencing with sub-microsecond timing precision. Use Value: eTPU2 offloads high-frequency PWM generation and sensor edge capture; dual eQADCs acquire 40+ analog signals (O2, MAP, TPS, ECT) with 688 ns conversion for fast control loop iteration. |
Use Scenario: Precise high-pressure fuel rail pressure regulation, pilot/main/post injection timing, and exhaust gas recirculation (EGR) valve control in Tier IV diesel engines. IC Role / Device Role / Timing Role: Safety-certified master controller managing multiple CAN/FlexRay networks for actuator coordination and diagnostic reporting. Use Value: Triple FlexCAN (64 buffers each) handles simultaneous J1939 diagnostics, ISO 11898-1 control, and OEM-specific messaging; FlexRay v2.1 ensures deterministic 10 Mbit/s synchronization for rail pressure feedback loops. |
| Automatic Transmission Control Module | Electric Power Steering (EPS) ECU |
Use Scenario: Gear shift scheduling, torque converter clutch control, and solenoid driver management based on vehicle speed, throttle, and engine load. IC Role / Device Role / Timing Role: Real-time motion controller interfacing with hydraulic valves, position sensors, and CAN-based vehicle network. Use Value: 24-channel eMIOS generates synchronized PWM outputs for 6+ proportional solenoids; eQADCs sample transmission oil temperature and pressure at 1 MS/s for adaptive shift logic. |
Use Scenario: Motor current sensing, steering angle estimation, and assist torque calculation with fail-operational redundancy for lane-keeping assistance. IC Role / Device Role / Timing Role: Dual-core-equivalent processing node executing motor FOC algorithms and safety monitor functions in parallel. Use Value: e200z4 core runs main control loop at 150 MHz with SPE acceleration for Clarke/Park transforms; reaction module works with eQADC to close current control loop in <2 µs without CPU overhead. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| SPC5643FCK0MLU3 | Higher flash (4 MB), 192 KB SRAM, 5×4 crossbar, additional DSPI_D - no FlexRay support. | Targeted at CAN-only powertrain ECUs needing larger code space but no deterministic FlexRay bus. | Select when FlexRay is unnecessary and larger program memory or extra SPI peripherals are required. |
| MPC5644A | Same core and package, but 4 MB flash, 192 KB SRAM, 5×4 crossbar, and enhanced calibration bus - no FlexRay. | Designed for next-generation engine controllers requiring extended memory and calibration bandwidth without FlexRay. | Choose for higher memory density and calibration throughput where FlexRay is not mandated by system architecture. |
Compared with SPC5642AF2MLU3, SPC5643FCK0MLU3 trades FlexRay capability for expanded flash/SRAM and an extra DSPI, while MPC5644A increases memory and crossbar width but omits FlexRay entirely - making SPC5642AF2MLU3 the only option among the three with integrated FlexRay v2.1 for time-triggered networking.
Availability
SPC5642AF2MLU3 is available at Aetrix Electronics and suitable for engine control units, transmission control modules, and electric power steering systems requiring stable component supply across automotive production lifecycles.
Supply support for SPC5642AF2MLU3 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 ASIL-certified microcontrollers.
The SPC5642AF2MLU3 belongs to NXP's Qorivva MPC56xx automotive MCU family, designed specifically for mid-to-high-end powertrain and chassis control applications demanding ASIL-B compliance, real-time determinism, and integrated FlexRay/CAN networking.
FAQ
What is the maximum operating frequency of the SPC5642AF2MLU3 core?
The SPC5642AF2MLU3 features a 150 MHz e200z4 Power Architecture® core. This maximum frequency is achievable under specified voltage (VDD_MAIN = 5.0 V ± 10%) and temperature (–40°C to 125°C ambient) conditions per the MPC5642A Rev. 3.1 datasheet Section 3.16. The FMPLL supports programmable frequency modulation to reduce EMI in automotive environments.
Does the SPC5642AF2MLU3 support functional safety standards like ISO 26262?
Yes, the SPC5642AF2MLU3 is designed to support ASIL-B compliance per ISO 26262. Key enablers include its 16-entry MPU for memory access control, CRC unit with three independent submodules for data integrity, ECC on both flash and SRAM, and Nexus Class 3+ debug for trace-based verification - all documented in the MPC5642A datasheet and safety manual.
What package type and dimensions does the SPC5642AF2MLU3 use?
The SPC5642AF2MLU3 uses a 208-ball MAPBGA package measuring 13 × 13 mm with 0.8 mm ball pitch and an exposed thermal pad. This package is pin-compatible with Freescale's MPC5634M devices and upwardly compatible with the standardized MPC563xM family ballmap, as confirmed in MPC5642A Rev. 3.1 Section 4.1.2.
How many CAN interfaces does the SPC5642AF2MLU3 integrate, and what are their capabilities?
The SPC5642AF2MLU3 integrates three FlexCAN modules (CAN_A, CAN_B, CAN_C), each supporting 64 message buffers and full ISO 11898-1 compliance. Two modules (CAN_A and CAN_B) support Micro Second Channel (MSC) uplink for time-synchronized messaging, and all support programmable bit rates up to 1 Mbit/s with flexible masking and filtering - detailed in Section 1.5.17 of the MPC5642A datasheet.
Is there on-chip debug and trace capability for the SPC5642AF2MLU3?
Yes, the SPC5642AF2MLU3 includes IEEE-ISTO 5001-2010 Nexus Class 3+ debug support for the e200z4 core and Class 1 for the eTPU2. This enables real-time instruction trace, hardware breakpoints, data watchpoints, and stimulus triggering - essential for ISO 26262 validation. The 5-pin JTAG interface provides boundary scan and emulation access per Section 1.5.26 of the MPC5642A datasheet.
SPC5642AF2MLU3 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:
- e200z4
- Core Size:
- 32-Bit Single-Core
- Speed:
- 80MHz
- 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:
SPC5642AF2MLU3 FAQ
1.How can I place an order for SPC5642AF2MLU3 through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC5642AF2MLU3 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 SPC5642AF2MLU3 reliable?
The price and inventory of SPC5642AF2MLU3 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC5642AF2MLU3 is usually 5 days.
3.What payment methods are accepted for SPC5642AF2MLU3?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC5642AF2MLU3 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC5642AF2MLU3?
SPC5642AF2MLU3 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC5642AF2MLU3 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 SPC5642AF2MLU3?
For technical support, including SPC5642AF2MLU3 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC5642AF2MLU3 requirements.
6.How does Aetrix verify that SPC5642AF2MLU3 is sourced from the original manufacturer or authorized distributors?
All SPC5642AF2MLU3 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 SPC5642AF2MLU3 meets industry standards.
7.What is the process for return or replacement of SPC5642AF2MLU3?
All SPC5642AF2MLU3 units undergo pre-shipment inspection (PSI). If there is an issue with SPC5642AF2MLU3, 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 SPC5642AF2MLU3 part is unused and in its original packaging.
Return procedure for SPC5642AF2MLU3:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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