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NXP Semiconductors MPC555LFCVR40
- Part No.:
- MPC555LFCVR40
- Manufacturer:
- NXP Semiconductors
- Category:
- Microcontrollers
- Package:
- 272-BBGA
- Datasheet:
-
MPC555LFCVR40.pdf
- Description:
- IC MCU 32BIT 448KB FLASH 272PBGA
- Quantity:
- Payment:
- Shipping:
Inventory:1,254
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Product details
Overview
MPC555LFCVR40 from Freescale Semiconductor is a 32-bit PowerPC RISC microcontroller with integrated floating-point unit, designed for high-reliability automotive powertrain and industrial control systems. It delivers 52.7-Kbyte Dhrystone (v2.1) performance at 40 MHz, features 448 Kbytes Flash EEPROM, dual CAN 2.0B controllers (TouCAN), and operates across –40 °C to 125 °C with dual 3.3 V/5 V supply.
For engineers reviewing the MPC555LFCVR40 datasheet, MPC555LFCVR40 pinout, MPC555LFCVR40 application, or MPC555LFCVR40 equivalent, key selection criteria include its 272-pin PBGA package, 50-channel timer system (TPU3 + MIOS1), dual 10-bit QADC64 modules supporting 41 total analog inputs, and IEEE 1149.1 JTAG debug interface for real-time development.
Technical Context
The MPC555LFCVR40 implements a static, fully compliant PowerPC ISA core with double-precision FPU and precise exception handling. Its memory subsystem includes two independent Flash modules (256 KB + 192 KB), 26 KB SRAM (16 KB + 10 KB), and 6 KB dual-port TPU RAM - all accessible via a four-bank memory controller supporting byte write enables and 32-bit address decoding with bit masks.
Peripheral integration centers on deterministic real-time I/O: dual TouCAN modules each with 16 message buffers and time-stamping; two QADC64 units delivering 100 kSPS conversion rate with queued command execution; and a hierarchical timer architecture combining TPU3 (16-channel programmable micro-engines) and MIOS1 (18-channel modular I/O with PWM and modulus counters).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | 32-bit PowerPC ISA-compliant RISC core with integrated double-precision floating-point unit |
| Clock Speed | 40 MHz operation with measured 52.7-Kbyte Dhrystone v2.1 performance |
| Memory | 448 KB Flash EEPROM (256 KB + 192 KB modules), 26 KB SRAM (16 KB + 10 KB), 6 KB DPTRAM for TPU microcode |
| Analog Interface | Dual QADC64 modules: 10-bit resolution, 10 µs typical conversion time, up to 41 total analog inputs with internal/external multiplexing |
| Serial Interfaces | Dual CAN 2.0B (TouCAN), QSMCM with QSPI + dual SCI, IEEE 1149.1 JTAG test access port |
| Timer System | Dual TPU3 (16 channels each) + MIOS1 (18 channels), supporting precise event capture, compare, PWM, and modulus counting |
| Operating Range | –40 °C to 125 °C ambient, dual-supply operation (3.3 V core, 5 V I/O) |
| Package | 272-pin plastic ball grid array (PBGA), RoHS-compliant |
Pinout & Package
272-pin PBGA package with 1.27 mm ball pitch; thermal pad on underside for enhanced heat dissipation in automotive under-hood environments.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDH | 5 V I/O Power Supply | Provides 5 V to all I/O banks and peripheral interfaces including CAN transceivers and analog reference circuitry |
| VDDL / VDDI | 3.3 V Core & Logic Power | Separate 3.3 V domains for CPU core, USIU, and internal logic-enables low-power sleep modes and voltage scaling |
| A_CNRX0 / A_CNTX0 | CAN Controller A Differential I/O | Direct connection to external CAN transceiver; supports CAN 2.0B protocol with bus arbitration and error handling |
| AAN0_PQB0 – AAN59_PQA7 | Analog Input Multiplexing Pins | Map to dual QADC64 modules; support configurable gain, sampling sequence, and queue-triggered conversions |
| TCK_ DSCK / TDO_ DSDO / TMS / TDI_DSDI | JTAG Debug Interface | IEEE 1149.1 boundary-scan and on-chip emulation support for real-time debugging, watchpoints, and program flow tracing |
| MPWM0 – MPWM19 | MIOS1 PWM Output Channels | 18 dedicated PWM pins from MIOS1 unit; configurable duty cycle, frequency, and dead-time for motor control and power regulation |
| PCS0_QGP – PCS3_QGP | QSMCM Peripheral Chip Select | Four programmable chip select outputs enabling daisy-chained SPI peripherals or external memory expansion |
Key Features
| Feature | Design Value |
|---|---|
| On-chip USIU | Integrated clock synthesizer, hardware watchdog, periodic interrupt timer, and real-time clock register-eliminates external timing components |
| Flexible Memory Protection Unit | Eight protected regions (4 instruction + 4 data), 4 KB–16 MB size range, default attributes per global entry-enables ASIL-B software partitioning |
| TPU3 Micro-engine Independence | Two dedicated 16-channel TPU3 modules operate autonomously of RCPU; offload timing-critical tasks like encoder counting or PWM generation |
| QADC64 Queue Automation | Two variable-length command queues triggered by software, external edge, or level gate-ensures deterministic analog sampling in safety-critical loops |
| TouCAN Sleep Mode | Low-power CAN wake-up on bus activity with programmable filter-reduces system standby current in vehicle ECU applications |
| BDM On-chip Emulation | Background Debug Mode interface supports non-intrusive breakpoints, memory inspection, and flash programming without halting real-time operation |
Applications
| Engine Control Unit (ECU) | Transmission Control Module (TCM) |
|---|---|
|
Use Scenario: Real-time combustion timing, fuel injection pulse width calculation, and knock detection in gasoline/diesel engines. IC Role / Device Role / Timing Role: Primary engine management MCU executing closed-loop PID control at sub-millisecond intervals using TPU3-captured crank/cam signals and QADC64-measured O2/MAF/TPS. Use Value: Deterministic 40 MHz PowerPC core with FPU enables complex air-fuel ratio modeling; dual CAN interfaces allow simultaneous communication with body control module and diagnostic tools. |
Use Scenario: Gear shift scheduling, torque converter clutch control, and hydraulic pressure regulation in automatic transmissions. IC Role / Device Role / Timing Role: Safety-aware controller managing solenoid actuation timing, temperature monitoring, and fault logging via MIOS1 PWM outputs and QADC64 thermal sensing. Use Value: 6 KB DPTRAM and TPU3 microcode execution enable precise, jitter-free PWM generation for proportional solenoids; memory protection supports ISO 26262 ASIL-B compliance. |
| Industrial Motor Drive Controller | Heavy-Duty Vehicle Telematics Gateway |
|
Use Scenario: Field-oriented control (FOC) of 3-phase AC induction motors in pumps, compressors, and conveyors. IC Role / Device Role / Timing Role: Real-time motion controller coordinating QADC64 current/voltage sampling, MIOS1 six-step PWM generation, and CAN-based command reception. Use Value: Dual QADC64 modules provide synchronized 10-bit sampling across 41 channels-critical for multi-sensor FOC feedback; 5-V tolerant I/O interfaces directly with industrial sensors. |
Use Scenario: Aggregating J1939 CAN bus data from engine, ABS, and chassis modules for remote diagnostics and fleet reporting. IC Role / Device Role / Timing Role: Central gateway processor routing messages between multiple CAN networks while performing protocol translation and secure firmware updates. Use Value: Dual TouCAN modules with independent mask registers and 16-message buffers per channel ensure zero-message-loss buffering during network congestion; BDM interface enables field reprogramming. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-integrity automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPC5567LFCVR40 | Successor device with enhanced 64 KB SRAM, 1 MB Flash, and additional FlexRay interface; same 272-pin PBGA footprint but higher pin count utilization | Targets next-gen powertrain ECUs requiring larger code space and multi-protocol networking (FlexRay + dual CAN) | Select when migrating to ASIL-D designs or requiring >448 KB Flash and FlexRay support; not drop-in compatible due to peripheral register map changes |
| SPC560P50L5CEFAY | STMicroelectronics 32-bit e200z0 core, 512 KB Flash, 48 KB RAM, single CAN, no integrated FPU; 176-pin LQFP package | Cost-sensitive mid-tier automotive modules where floating-point math is offloaded or approximated | Choose for lower-cost, lower-complexity applications lacking need for dual CAN, FPU, or 272-pin thermal performance; requires PCB redesign |
Compared with MPC555LFCVR40, the MPC5567LFCVR40 offers expanded memory and FlexRay but demands firmware adaptation, while the SPC560P50L5CEFAY reduces cost and package size at the expense of FPU, dual CAN, and thermal robustness-making it suitable only for non-safety-critical or thermally relaxed deployments.
Availability
MPC555LFCVR40 is available at Aetrix Electronics and suitable for engine control units, transmission control modules, industrial motor drives, and heavy-duty vehicle telematics gateways requiring stable component supply across extended temperature ranges and long production lifecycles.
Supply support for MPC555LFCVR40 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 solutions for automotive, industrial, and networking markets.
The MPC555LFCVR40 belongs to the MPC500 RISC microcontroller family, engineered specifically for deterministic real-time control in harsh automotive powertrain environments with emphasis on functional safety, thermal resilience, and multi-protocol connectivity.
FAQ
What is the maximum operating temperature range for the MPC555LFCVR40?
The MPC555LFCVR40 is rated for continuous operation from –40 °C to 125 °C ambient temperature with dual 3.3 V/5 V supply. This extended range meets AEC-Q100 Grade 1 requirements for under-hood automotive applications. The device achieves thermal stability through its submicron HCMOS (CDR1) process and 272-pin PBGA package with exposed thermal pad. MPC555LFCVR40 maintains full specification compliance-including Flash programming voltage tolerance and CAN bus timing-across this full range.
Does the MPC555LFCVR40 support CAN FD or only classical CAN 2.0B?
The MPC555LFCVR40 implements two full CAN 2.0B controller modules (TouCAN), supporting both standard (11-bit) and extended (29-bit) identifier frames with bit rates up to 1 Mbps. It does not support CAN FD features such as flexible data-rate, larger payloads, or CRC enhancements. MPC555LFCVR40's TouCAN modules are backward-compatible with legacy CAN networks and include time-stamping, message filtering, and low-power wake-on-bus-activity-making them ideal for J1939 and CANopen implementations in powertrain systems.
How much user-accessible RAM does the MPC555LFCVR40 provide?
The MPC555LFCVR40 provides 26 Kbytes of fast static RAM, divided into two physically separate blocks: a 16 Kbyte module and a 10 Kbyte module. Both support one-clock access and include keep-alive power capability for battery-backed operation. Additionally, 6 Kbytes of dual-port TPU RAM (DPTRAM) is allocated exclusively for TPU3 microcode execution and is not available for general-purpose use. MPC555LFCVR40's RAM architecture enables concurrent CPU and TPU access without contention, critical for real-time control loops.
Is the MPC555LFCVR40 pin-compatible with other MPC500 family members?
No, the MPC555LFCVR40 is not pin-compatible with other MPC500 family devices such as the MPC5567 or MPC560xB series. While sharing the 272-pin PBGA package outline, MPC555LFCVR40 has unique pin assignments for its dual QADC64 inputs, MIOS1 PWM outputs, and TouCAN differential pairs-as confirmed by the official ball map in Freescale's MPC555 Product Brief. MPC555LFCVR40 requires dedicated PCB layout; migration to newer variants necessitates full schematic and layout revision.
What debug interface does the MPC555LFCVR40 use, and is JTAG sufficient for full development?
The MPC555LFCVR40 uses the IEEE 1149.1 JTAG interface for boundary-scan testing and supports Background Debug Mode (BDM) for full on-chip emulation. BDM provides non-intrusive breakpoints, real-time watchpoints, program flow tracing, and flash programming-far exceeding basic JTAG capabilities. MPC555LFCVR40's BDM implementation is integral to Freescale's CodeWarrior development ecosystem and enables complete visibility into CPU state, memory, and peripheral registers during runtime, making it sufficient for production-grade automotive software development and validation.
MPC555LFCVR40 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Package/Case:
- 272-BBGA
- Series:
- MPC5xx
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Core Processor:
- PowerPC
- Core Size:
- 32-Bit Single-Core
- Speed:
- 40MHz
- Connectivity:
- CANbus, EBI/EMI, SCI, SPI, UART/USART
- Peripherals:
- POR, PWM, WDT
- Number of I/O:
- 101
- Program Memory Size:
- 448KB (448K x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 26K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 5.5V
- Data Converters:
- A/D 32x10b
- Oscillator Type:
- External
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MPC555LFCVR40 FAQ
1.How can I place an order for MPC555LFCVR40 through Aetrix?
Please submit a Request for Quotation (RFQ) for MPC555LFCVR40 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 MPC555LFCVR40 reliable?
The price and inventory of MPC555LFCVR40 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MPC555LFCVR40 is usually 5 days.
3.What payment methods are accepted for MPC555LFCVR40?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MPC555LFCVR40 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MPC555LFCVR40?
MPC555LFCVR40 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MPC555LFCVR40 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 MPC555LFCVR40?
For technical support, including MPC555LFCVR40 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MPC555LFCVR40 requirements.
6.How does Aetrix verify that MPC555LFCVR40 is sourced from the original manufacturer or authorized distributors?
All MPC555LFCVR40 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 MPC555LFCVR40 meets industry standards.
7.What is the process for return or replacement of MPC555LFCVR40?
All MPC555LFCVR40 units undergo pre-shipment inspection (PSI). If there is an issue with MPC555LFCVR40, 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 MPC555LFCVR40 part is unused and in its original packaging.
Return procedure for MPC555LFCVR40:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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