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NXP Semiconductors SPC5642AF2MLU2
- Part No.:
- SPC5642AF2MLU2
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 176-LQFP
- Datasheet:
-
SPC5642AF2MLU2.pdf
- Description:
- IC MCU 32BIT 2MB FLASH 176LQFP
- Quantity:
- Payment:
- Shipping:
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Product details
Overview
SPC5642AF2MLU2 from NXP Semiconductors (formerly Freescale) is a 32-bit Power Architecture® automotive microcontroller with e200z4 core running at up to 150 MHz, 2 MB on-chip flash with ECC, 128 KB SRAM with ECC and standby, and integrated FlexRay, 3× FlexCAN, 3× eSCI, 3× DSPI, eTPU2, eMIOS, and dual eQADCs. It targets engine control units and transmission control modules in ASIL-B compliant powertrain systems.
For engineers reviewing the SPC5642AF2MLU2 datasheet, SPC5642AF2MLU2 pinout, SPC5642AF2MLU2 application, or SPC5642AF2MLU2 equivalent, key selection criteria include its 150 MHz e200z4 core with VLE and SPE extensions, dual 12-bit eQADCs supporting 40 input channels and 688 ns conversion time, 32-channel eTPU2 for real-time waveform generation, FlexRay v2.1 support up to 10 Mbit/s, and 176-pin LQFP package with automotive-grade temperature range (–40°C to +125°C).
Technical Context
The SPC5642AF2MLU2 implements a superscalar e200z4 core with dual execution units, VLE instruction encoding, and Signal Processing Extension (SPE1.1) for fixed-point SIMD operations. Its memory subsystem includes 8 KB 2-/4-way instruction cache, 2 MB flash with read-while-write and ECC, and 128 KB SRAM with ECC and 32 KB standby retention.
Peripherals are interconnected via a 4×4 crossbar switch supporting concurrent access by CPU, eDMA, FlexRay, and instruction/data buses. Real-time I/O handling is enabled by 24-channel eMIOS, 32-channel eTPU2 with reaction module, and two eQADCs with six command queues, trigger/DMA support, and decimation filters for sensor signal conditioning.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | e200z4 Power Architecture® core, 150 MHz max frequency, VLE and SPE support for compact code and DSP acceleration |
| Flash Memory | 2 MB on-chip, with ECC protection and read-while-write capability enabling safe firmware updates during operation |
| SRAM | 128 KB on-chip, with ECC and 32 KB configurable for low-power standby retention |
| eQADC | Dual 12-bit converters, 40 multiplexed input channels, 688 ns minimum conversion time, 6 command queues with DMA/trigger support |
| eTPU2 | 32-channel enhanced time processing unit with dedicated reaction module (6 channels), offloading real-time timing tasks from CPU |
| FlexRay | Compliant with FlexRay v2.1, supports dual/single channel at up to 10 Mbit/s, 128 message objects with ECC |
| Package | 176-pin LQFP (24 × 24 mm), pinout compatible with MPC5634M devices, rated for –40°C to +125°C ambient |
Pinout & Package
SPC5642AF2MLU2 is housed in a 176-pin LQFP package (24 × 24 mm body, 0.5 mm pitch), designed for automotive PCB layouts requiring thermal robustness and mechanical reliability under vibration and thermal cycling. Pin assignments follow Freescale's standardized MPC563xM family ballmap compatibility for migration flexibility.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_MAIN | Main supply rail | 5 V nominal input; powers core logic, flash, and most peripherals; requires external ballast for stability |
| VDD_IO | I/O supply rail | 3.3 V nominal input; powers GPIO, eSCI, DSPI, and CAN transceivers; independent regulation enables mixed-voltage interfacing |
| VDD_RTC | Real-time clock supply | 1.2 V nominal input; powers RTC, backup registers, and 32 KB standby SRAM section during stop mode |
| VRP/VRN | FlexRay differential pair | High-speed differential signaling interface for FlexRay bus; supports up to 10 Mbit/s with built-in termination control |
| CAN_A_TX / CAN_A_RX | FlexCAN A channel | Dedicated transmit/receive pins for first CAN controller; supports ISO 11898-1 with 64 message buffers and programmable bit timing |
| ETPU2_CH0–CH31 | eTPU2 channel I/O | Configurable as input capture, output compare, PWM, or encoder interface; each channel operates autonomously without CPU intervention |
Key Features
| Feature | Design Value |
|---|---|
| Fail-Safe Protection | 16-entry MPU, CRC unit with 3 submodules, junction temperature sensor (±20°C accuracy), and ECSM for ECC error reporting |
| Nexus Class 3+ Debug | Full real-time trace and debug support for e200z4 core per IEEE-ISTO 5001-2010, enabling deterministic breakpoint and data watch in safety-critical development |
| Boot Assist Module (BAM) | On-chip ROM-based bootloader supporting CAN/SCI-based firmware loading and secure boot validation prior to application execution |
| Power Management | Three low-power modes (slow, stop, standby); standby mode retains 32 KB SRAM and RTC while drawing <10 µA typical current |
| Calibration Bus Interface | 16-bit parallel interface accessible only via Freescale VertiCal Calibration System, enabling production-line trimming of ADC, temperature sensor, and oscillator parameters |
Applications
| Engine Control Unit (ECU) | Automatic Transmission Control Module (TCM) |
|---|---|
Use Scenario: Real-time combustion timing, fuel injection pulse width, and knock detection in gasoline/diesel engines. IC Role / Device Role / Timing Role: Primary controller executing closed-loop PID algorithms, managing 32-channel eTPU2 for cam/crank signal decoding, and synchronizing dual eQADCs for wideband O2 and MAP sensor sampling. Use Value: 688 ns eQADC conversion time and 150 MHz core enable sub-millisecond control loop execution critical for ASIL-B compliance. | Use Scenario: Clutch pressure modulation, gear shift scheduling, and torque converter lock-up control in 6–10 speed automatic transmissions. IC Role / Device Role / Timing Role: Central timing coordinator using eMIOS for PWM-driven solenoid control and eTPU2 for high-resolution shaft position tracking via resolver interfaces. Use Value: Dual eQADCs with decimation filters and variable gain amplifiers condition resolver feedback signals directly, eliminating external signal conditioning ICs. |
| Hybrid Powertrain Controller | Electric Power Steering (EPS) ECU |
Use Scenario: Coordinating ICE start-stop, motor torque blending, and battery state-of-charge management in P2/P3 hybrid architectures. IC Role / Device Role / Timing Role: Safety-monitoring host running ASIL-B software partition alongside FlexRay communication to inverter and BMS modules. Use Value: FlexRay v2.1 with 128 message objects and ECC ensures deterministic 10 Mbit/s messaging for torque coordination across distributed nodes. | Use Scenario: High-bandwidth motor current sensing, steering angle estimation, and assist torque calculation in column-assist and rack-assist EPS systems. IC Role / Device Role / Timing Role: Real-time motor control processor using eTPU2 for field-oriented control (FOC) commutation and eQADCs for dual-shunt current measurement. Use Value: 40-channel eQADC with 6 command queues enables simultaneous sampling of phase currents, DC-link voltage, and temperature sensors within one control cycle. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPC5644AF2MLU2 | 4 MB flash (vs. 2 MB), 192 KB SRAM (vs. 128 KB), 5×4 crossbar (vs. 4×4), adds external 16-bit bus interface | Targeted at higher-complexity powertrain applications requiring larger code footprint and external memory expansion | Select when firmware size exceeds 2 MB or external memory mapping is required; otherwise SPC5642AF2MLU2 offers optimal cost/performance balance |
| SPC560B50L5 | e200z0 core (80 MHz), 1 MB flash, no FlexRay, single eQADC, 16-channel eTPU, 100-pin LQFP | Designed for entry-level engine management and body control modules where FlexRay and dual eQADC are not required | Select for cost-sensitive ASIL-B applications with lower real-time I/O demands; lacks FlexRay and eTPU2 scalability of SPC5642AF2MLU2 |
Compared with MPC5644AF2MLU2, SPC5642AF2MLU2 reduces flash/SRAM capacity and omits external bus but maintains identical peripheral set, pinout, and safety features-making it ideal for optimized powertrain designs. Against SPC560B50L5, it delivers 88% higher core performance, FlexRay readiness, and dual eQADC support essential for advanced sensor fusion.
Availability
SPC5642AF2MLU2 is available at Aetrix Electronics and suitable for engine control units, automatic transmission control modules, and hybrid powertrain controllers requiring stable component supply, long-term automotive lifecycle support, and ASIL-B functional safety compliance.
Supply support for SPC5642AF2MLU2 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 heritage in Power Architecture® microcontrollers acquired from Freescale.
The SPC5642AF2MLU2 belongs to the Qorivva MPC56xx family, engineered specifically for ASIL-B automotive powertrain control-emphasizing real-time determinism, fail-safe peripheral integration, and calibration-ready analog subsystems.
FAQ
What is the maximum operating frequency of the SPC5642AF2MLU2 core?
The SPC5642AF2MLU2 features an e200z4 Power Architecture® core rated for up to 150 MHz operation under automotive temperature conditions (–40°C to +125°C). This frequency is achievable with proper power supply sequencing, FMPLL configuration, and thermal management per the device's electrical specifications in Rev. 3.1 datasheet.
Does the SPC5642AF2MLU2 support FlexRay communication?
Yes, the SPC5642AF2MLU2 integrates a FlexRay v2.1 controller supporting dual or single channel operation at up to 10 Mbit/s, with 128 message objects and built-in ECC for memory integrity. The VRP/VRN pins provide dedicated differential signaling, and the module complies with FlexRay Consortium protocol requirements for automotive networking.
What are the key differences between SPC5642AF2MLU2 and MPC5644AF2MLU2?
The SPC5642AF2MLU2 and MPC5644AF2MLU2 share identical peripherals, pinout, and safety architecture-but differ in memory: MPC5644AF2MLU2 offers 4 MB flash and 192 KB SRAM versus 2 MB/128 KB in SPC5642AF2MLU2, plus a 5×4 crossbar and external 16-bit bus interface. Both use the same e200z4 core and operate at 150 MHz.
How many analog-to-digital converter channels does the SPC5642AF2MLU2 support?
The SPC5642AF2MLU2 integrates two enhanced queued ADCs (eQADC0 and eQADC1), providing up to 40 multiplexed 12-bit input channels. With external analog multiplexers, this expands to 56 channels. Each eQADC supports six command queues, hardware triggers, DMA transfers, and 688 ns minimum conversion time.
Is the SPC5642AF2MLU2 qualified for automotive applications?
Yes, the SPC5642AF2MLU2 is AEC-Q100 qualified for Grade 1 (–40°C to +125°C) operation and designed to meet ASIL-B functional safety requirements per ISO 26262. Its fail-safe features-including MPU, CRC unit, temperature sensor, ECC on flash/SRAM, and Nexus Class 3+ debug-support safety-certified powertrain software development.
SPC5642AF2MLU2 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 176-LQFP
- Series:
- MPC56xx Qorivva
- Packaging:
- Tray
- Product Status:
- Not For New Designs
- Programmable:
- Not Verified
- Core Processor:
- e200z4
- Core Size:
- 32-Bit Single-Core
- Speed:
- 120MHz
- 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:
SPC5642AF2MLU2 FAQ
1.How can I place an order for SPC5642AF2MLU2 through Aetrix?
Please submit a Request for Quotation (RFQ) for SPC5642AF2MLU2 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 SPC5642AF2MLU2 reliable?
The price and inventory of SPC5642AF2MLU2 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPC5642AF2MLU2 is usually 5 days.
3.What payment methods are accepted for SPC5642AF2MLU2?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPC5642AF2MLU2 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPC5642AF2MLU2?
SPC5642AF2MLU2 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPC5642AF2MLU2 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 SPC5642AF2MLU2?
For technical support, including SPC5642AF2MLU2 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPC5642AF2MLU2 requirements.
6.How does Aetrix verify that SPC5642AF2MLU2 is sourced from the original manufacturer or authorized distributors?
All SPC5642AF2MLU2 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 SPC5642AF2MLU2 meets industry standards.
7.What is the process for return or replacement of SPC5642AF2MLU2?
All SPC5642AF2MLU2 units undergo pre-shipment inspection (PSI). If there is an issue with SPC5642AF2MLU2, 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 SPC5642AF2MLU2 part is unused and in its original packaging.
Return procedure for SPC5642AF2MLU2:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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