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NXP Semiconductors MPC561MVR56
- Part No.:
- MPC561MVR56
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 388-BBGA
- Datasheet:
-
MPC561MVR56.pdf
- Description:
- IC MCU 32BIT ROMLESS 388PBGA
- Quantity:
- Payment:
- Shipping:
Inventory:3,950
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Product details
Overview
MPC561MVR56 from Freescale Semiconductor is a 32-bit PowerPC-based microcontroller designed for automotive powertrain and chassis control systems. It integrates a 56 MHz RCPU core, 512 KB on-chip CDR3 Flash EEPROM (shared with MPC563/MPC564), 32 KB CALRAM, three TouCAN 2.0B controllers, dual QADC64E modules, and two TPU3 units - enabling real-time engine management, transmission control, and brake-by-wire applications.
For engineers reviewing the MPC561MVR56 datasheet, MPC561MVR56 pinout, MPC561MVR56 application, or MPC561MVR56 equivalent, key selection criteria include its 56 MHz CPU clock, Nexus Class 3 debug support, 22-channel MIOS14 I/O subsystem, 5-V tolerant I/O, and qualification for automotive AEC-Q100 Grade 2 operation.
Technical Context
The MPC561MVR56 implements the PowerPC Book E architecture with a RISC MCU Central Processing Unit (RCPU) featuring integer, floating-point, and branch processing units. Its Unified System Interface Unit (USIU) manages memory arbitration, external bus interface, and interrupt routing across multiple peripherals.
It supports burst-mode memory access via the Burst Buffer Controller (BBC), includes flexible memory protection, and delivers deterministic real-time response through dual Time Processor Units (TPU3) and queued ADCs with hardware-triggered conversion sequences - all synchronized to the internal 56 MHz system clock derived from an external crystal or oscillator.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | PowerPC RCPU compliant with Book E ISA, enabling deterministic real-time task scheduling in safety-critical automotive firmware. |
| Max Clock Frequency | 56 MHz system clock - sets timing budget for engine control loop execution within ≤17.9 µs per instruction cycle. |
| On-Chip Memory | 512 KB CDR3 Flash EEPROM + 32 KB CALRAM - supports dual-bank flash for safe over-the-air (OTA) updates without runtime interruption. |
| ADC System | Dual QADC64E modules with 10-bit resolution and hardware-queued sampling - enables synchronized cylinder pressure and throttle position acquisition. |
| CAN Interfaces | Three TouCAN 2.0B controllers with message objects and time-stamping - supports concurrent powertrain, chassis, and diagnostic CAN networks. |
| Debug Interface | Nexus Class 3 debug port with real-time trace and breakpoint support - required for ISO 26262 ASIL-B/C toolchain validation. |
| I/O Subsystem | 22-channel Modular I/O System (MIOS14) with programmable edge detection - provides precise cam/crank signal decoding for ignition timing. |
Pinout & Package
Package: 208-pin PQFP (Plastic Quad Flat Package), 28 × 28 mm, 0.65 mm pitch - compatible with standard automotive PCB reflow profiles and conformal coating processes.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDD_IO | IO Supply Voltage | 5 V tolerant supply rail supporting direct connection to automotive 5 V sensor buses without level-shifting. |
| VRH/VRP | ADC Reference Voltage | High-precision reference inputs for QADC64E modules - enables stable 10-bit conversion across temperature (-40°C to +125°C). |
| CAN0_TX / CAN0_RX | Controller Area Network Channel 0 | Differential CAN physical layer interface supporting 1 Mbps baud rate for high-speed powertrain communication. |
| TPU3A_IN0–TPU3A_IN7 | Time Processor Unit Input Channels | Eight dedicated input pins for high-resolution timing capture of crankshaft and camshaft encoder signals. |
| NEXUS_TDI / NEXUS_TDO | Nexus Debug Port Signals | Class 3 boundary-scan and real-time trace interface - mandatory for production calibration and functional safety verification. |
Key Features
| Feature | Design Value |
|---|---|
| Flexible Memory Protection Unit | Enables ASIL-B partitioning by isolating bootloader, application, and safety monitor code spaces in flash and RAM. |
| Peripheral Pin Multiplexing (PPM) | Allows dynamic remapping of GPIO, CAN, and ADC functions to shared pins - reduces PCB layer count in space-constrained ECUs. |
| SRAM Keep-Alive Power Behavior | Maintains CALRAM contents during stop mode using backup battery supply - preserves fault logs and calibration data across ignition cycles. |
| Queued Serial Multi-Channel Module (QSMCM) | Supports daisy-chained SPI sensors (e.g., pressure transducers) with automatic DMA-driven data collection and CRC validation. |
| Two Enhanced Queued ADC Modules (QADC64E) | Provide synchronized sampling across up to 64 channels with hardware-triggered start - eliminates software jitter in closed-loop fuel injection control. |
Applications
| Engine Control Unit (ECU) | Automatic Transmission Control Unit (TCU) |
|---|---|
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 deterministic control loops at ≤10 ms intervals with sub-microsecond timer resolution. Use Value: MPC561MVR56's dual TPU3 units and QADC64E modules enable simultaneous crank/cam signal decoding and cylinder-specific A/D sampling - critical for misfire detection and adaptive spark advance. | Use Scenario: Gear shift logic, clutch pressure modulation, and torque converter lock-up control in 6-speed automatic transmissions. IC Role / Device Role / Timing Role: Safety-relevant controller managing hydraulic solenoid actuation with fail-safe PWM outputs and watchdog-monitored state transitions. Use Value: MPC561MVR56's three TouCAN interfaces allow independent communication with engine, gearbox, and vehicle network - ensuring redundancy and isolation per ISO 26262 requirements. |
| Brake-by-Wire System | Electric Power Steering (EPS) |
Use Scenario: Redundant braking force distribution and ABS/EBD coordination in electromechanical brake actuators. IC Role / Device Role / Timing Role: Secondary controller performing cross-checks against primary ECU with independent sensor inputs and CAN messaging. Use Value: MPC561MVR56's Nexus Class 3 debug and memory protection support dual-core lockstep emulation - meeting ASIL-D decomposition requirements via hardware-assisted monitoring. | Use Scenario: Torque assist calculation, motor phase current sensing, and steering angle feedback in column-assist EPS systems. IC Role / Device Role / Timing Role: Real-time motor control processor executing FOC (Field-Oriented Control) at ≥10 kHz switching frequency. Use Value: MPC561MVR56's 56 MHz RCPU and integrated QSMCM enable precise current loop closure with <5 µs latency - reducing steering lag and improving road feel. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPC563MVR56 | Same core and peripheral set but includes 512 KB CDR3 Flash as standard; MPC561MVR56 shares same silicon mask but may have flash disabled or trimmed. | Targeted at higher-volume powertrain designs requiring full flash capacity for complex diagnostics and calibration tables. | Select MPC563MVR56 when full 512 KB flash utilization is required; MPC561MVR56 remains valid for cost-optimized variants with reduced firmware footprint. |
| MPC555MVR56 | Predecessor PowerPC MCU with 40 MHz clock, single QADC, no TouCAN - lacks QSMCM and MIOS14 features. | Suitable for legacy chassis modules where bandwidth and channel count are lower, but not for new ASIL-B/C designs. | MPC555MVR56 is not a drop-in replacement; migration requires PCB layout changes and firmware adaptation due to pinout and peripheral differences. |
Compared with MPC563MVR56, the MPC561MVR56 offers identical architecture and pinout but potentially reduced flash configuration - making it suitable for derivative ECUs with smaller code size. Versus MPC555MVR56, it delivers 40% higher CPU throughput, dual ADC queues, and enhanced CAN capability - essential for next-generation powertrain compliance.
Availability
MPC561MVR56 is available at Aetrix Electronics and suitable for automotive powertrain control, chassis electronics, and electric vehicle subsystems requiring stable component supply, long-term lifecycle support, and AEC-Q100 qualified reliability.
Supply support for MPC561MVR56 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
Freescale Semiconductor (now part of NXP Semiconductors) was a leading designer of embedded processors and analog devices for automotive, industrial, and networking markets.
The MPC561MVR56 belongs to the MPC56x family of PowerPC-based microcontrollers engineered specifically for ASIL-B/C automotive control applications - emphasizing real-time determinism, functional safety, and robust I/O for harsh-temperature engine environments.
FAQ
What is the maximum operating temperature range for the MPC561MVR56?
The MPC561MVR56 is qualified for operation from –40°C to +125°C ambient temperature, meeting AEC-Q100 Grade 2 requirements for under-hood automotive applications. This rating applies to the full device including CPU, flash, RAM, and all integrated peripherals such as QADC64E and TouCAN - verified across voltage and frequency corners in production test.
Does the MPC561MVR56 support ISO 26262 functional safety certification?
Yes, the MPC561MVR56 includes hardware features required for ISO 26262 ASIL-B/C implementation, including lockstep-capable Nexus Class 3 debug, memory protection unit, ECC-capable SRAM, and self-test libraries provided by Freescale. While the silicon itself is not pre-certified, it serves as a foundation for certified safety elements in production ECUs using MPC561MVR56.
What development tools are officially supported for the MPC561MVR56?
Freescale officially supported CodeWarrior Development Studio for Power Architecture, along with the MPC561 Evaluation Board (MPC561EVB) and BDM/Nexus debug probes. The MPC561MVR56 uses the same toolchain and debug interface as MPC563MVR56, enabling shared firmware development across the family.
Is the MPC561MVR56 pin-compatible with the MPC563MVR56?
Yes, the MPC561MVR56 and MPC563MVR56 share identical 208-pin PQFP packaging and pinout - including identical signal assignments for power, ground, JTAG/Nexus, CAN, ADC, and TPU3 interfaces. This allows hardware reuse across product variants where flash capacity differs but I/O and timing requirements remain consistent.
What is the role of the Burst Buffer Controller (BBC) in the MPC561MVR56?
The Burst Buffer Controller (BBC) in the MPC561MVR56 accelerates instruction fetch from on-chip flash by prefetching and decompressing code blocks - reducing effective memory latency and enabling sustained 56 MHz CPU performance despite flash access timing limitations. It includes DECRAM for decompression scratchpad and BTB for branch prediction, directly contributing to deterministic loop execution in engine control firmware.
MPC561MVR56 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 388-BBGA
- Series:
- MPC5xx
- Packaging:
- Tray
- Product Status:
- Not For New Designs
- Programmable:
- Not Verified
- Core Processor:
- PowerPC
- Core Size:
- 32-Bit Single-Core
- Speed:
- 56MHz
- Connectivity:
- CANbus, EBI/EMI, SCI, SPI, UART/USART
- Peripherals:
- POR, PWM, WDT
- Number of I/O:
- 64
- Program Memory Size:
- -
- Program Memory Type:
- ROMless
- EEPROM Size:
- -
- RAM Size:
- 32K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.5V ~ 2.7V
- Data Converters:
- A/D 32x10b
- Oscillator Type:
- External
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MPC561MVR56 FAQ
1.How can I place an order for MPC561MVR56 through Aetrix?
Please submit a Request for Quotation (RFQ) for MPC561MVR56 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 MPC561MVR56 reliable?
The price and inventory of MPC561MVR56 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MPC561MVR56 is usually 5 days.
3.What payment methods are accepted for MPC561MVR56?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MPC561MVR56 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MPC561MVR56?
MPC561MVR56 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MPC561MVR56 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 MPC561MVR56?
For technical support, including MPC561MVR56 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MPC561MVR56 requirements.
6.How does Aetrix verify that MPC561MVR56 is sourced from the original manufacturer or authorized distributors?
All MPC561MVR56 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 MPC561MVR56 meets industry standards.
7.What is the process for return or replacement of MPC561MVR56?
All MPC561MVR56 units undergo pre-shipment inspection (PSI). If there is an issue with MPC561MVR56, 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 MPC561MVR56 part is unused and in its original packaging.
Return procedure for MPC561MVR56:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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