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Infineon Technologies MB91F469GBPB-GS-N2K6E1
- Part No.:
- MB91F469GBPB-GS-N2K6E1
- Manufacturer:
- Infineon Technologies
- Category:
- Microcontrollers
- Package:
- 320-BBGA
- Datasheet:
-
MB91F469GBPB-GS-N2K6E1.pdf
- Description:
- IC MCU 32B 2.112MB FLASH 320PBGA
- Quantity:
- Payment:
- Shipping:
Inventory:4,139
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Product details
Overview
MB91F469GBPB-GS-N2K6E1 from Fujitsu is a 32-bit automotive-grade MCU based on the FR70 RISC core, operating up to 100 MHz with 2112 kB embedded flash, 96 kB RAM, and 4 kB + 16 kB cache. It integrates 6-channel CAN (C-Can), 8-channel LIN-USART, 4-channel I²C, 32-channel ADC, 16-channel PPG, and supports FlexRay via external ASSP coupling. It is used in automotive body control gateways requiring high-integration, AEC-Q100 qualified timing and communication.
For engineers reviewing the MB91F469GBPB-GS-N2K6E1 datasheet, MB91F469GBPB-GS-N2K6E1 pinout, MB91F469GBPB-GS-N2K6E1 application, or MB91F469GBPB-GS-N2K6E1 equivalent, key selection criteria include its BGA-320 package, -40°C to +125°C operation, dual-voltage domain support (3.3 V I/O / 1.8 V core), and integrated EDSU debugging unit for on-chip development.
Technical Context
The MB91F469GBPB-GS-N2K6E1 implements Fujitsu's FR70 5-stage pipeline RISC core with bit-search and EDSU macro, enabling deterministic real-time execution. Its prefetch/cache architecture delivers zero-wait-state access to internal flash at 100 MHz, while the on-chip regulator supplies stable 1.8 V to the core from a 3.3–5.5 V supply.
It features hardware safety mechanisms including an independent RC-oscillator-based watchdog, clock supervision, low-voltage detection with alarm comparator, and flash security lock. The device supports field-safe reprogramming via BootROM and includes a clock modulator to reduce electromagnetic emissions.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | FR70 32-bit RISC with 5-stage pipeline, supporting bit-search and EDSU debug unit |
| Max Operating Frequency | 100 MHz - enables real-time control loops with sub-µs interrupt latency |
| Embedded Flash | 2112 kB - organized in 64 kB and 8 kB sectors for flexible firmware partitioning |
| RAM | 96 kB SRAM - split across multiple voltage domains for low-power retention |
| ADC Resolution & Channels | 10-bit, 32 channels - supports simultaneous sampling for multi-sensor body control monitoring |
| Communication Interfaces | 6× CAN (C-Can), 8× LIN-USART, 4× I²C - meets gateway-level vehicle network bridging requirements |
| Operating Temperature | -40°C to +125°C - qualified per AEC-Q100 Grade 0 for under-hood body control modules |
| Supply Voltage Range | 3.3 V to 5.5 V - single-supply operation with internal 1.8 V regulator for core logic |
Pinout & Package
MB91F469GBPB-GS-N2K6E1 is housed in a 320-pin Fine-Pitch Ball Grid Array (BGA) package, designated FPT-320P-M01 per Fujitsu's naming convention. This package supports high-density routing, thermal dissipation for sustained 100 MHz operation, and automotive-grade mechanical reliability.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDCORE | Core Power Supply | Supplies regulated 1.8 V to CPU and internal logic; requires local decoupling |
| VDDIO | I/O Power Supply | 3.3 V supply for all digital I/O banks; supports mixed-voltage interface with legacy peripherals |
| RESET | Active-Low Reset Input | Asynchronous reset with internal pull-up; compatible with external reset supervisors |
| CLKIN | External Clock Input | Accepts 4 MHz or 32 kHz crystal for RTC or main PLL reference; supports clock fail detection |
| EDSU_TDI/TDO/TCK/TMS | JTAG Debug Interface | Connects to Accemic MDE or Green Hills Super Trace Probe for full on-chip debugging |
| CAN0_TX/RX | Channel 0 CAN Transceiver Interface | Differential pair routed to external CAN transceiver; supports ISO 11898-2 compliant signaling |
| AD0–AD31 | Analog Input Channels | 32 dedicated pins for 10-bit ADC inputs; each configurable for scan mode or single-shot conversion |
| PPG0–PPG15 | Pulse Pattern Generator Outputs | 16 programmable PWM outputs with dead-time insertion for motor driver gate control |
Key Features
| Feature | Design Value |
|---|---|
| Flash Security Lock | Prevents unauthorized read-out of firmware by disabling JTAG access and memory dump via BootROM |
| Hardware Watchdog | Independent RC oscillator ensures fail-safe reset even if main clock fails or software hangs |
| Flexible External Bus Interface | 28 address / 32 data lines support direct connection to Fujitsu graphics controllers or FlexRay ASSP devices |
| On-Chip E²PROM Emulation | Uses dedicated flash module (64 kB) to emulate EEPROM for parameter storage without external components |
| Clock Modulator | Spreads spectrum of system clock to reduce peak EMI emissions by >10 dB, easing EMC certification |
Applications
| Automotive Body Control Module | Automotive Gateway Controller |
|---|---|
Use Scenario: Centralized control of door locks, window lifts, lighting, and seat position memory in modern vehicles. IC Role / Device Role / Timing Role: Primary MCU executing real-time control tasks, managing CAN/LIN/I²C peripheral traffic, and coordinating power sequencing. Use Value: Integrates 6 CAN, 8 LIN, and 4 I²C interfaces to eliminate external bridge ICs, reducing BOM cost and PCB area by ~22%. | Use Scenario: Protocol translation between CAN FD, LIN, and FlexRay networks in zonal architecture vehicles. IC Role / Device Role / Timing Role: High-throughput message router with time-triggered scheduling and error containment zones. Use Value: Leverages 2112 kB flash and 96 kB RAM to host AUTOSAR-compliant MCAL stacks and protocol gateways without external memory. |
| Industrial Motor Drive Interface | Automotive Instrument Cluster |
Use Scenario: Closed-loop control of BLDC motors in HVAC actuators and power seat systems using sensor feedback. IC Role / Device Role / Timing Role: Real-time motion controller with 16-channel PPG for gate drive, 32-channel ADC for current/voltage sensing, and 8-channel LIN for actuator feedback. Use Value: Achieves <5 µs PWM update latency and synchronized ADC sampling across all 32 channels for precise torque ripple suppression. | Use Scenario: Digital dashboard display with analog gauges, warning indicators, and infotainment status overlays. IC Role / Device Role / Timing Role: Graphics co-processor companion MCU handling gauge animation, CAN message parsing, and backlight dimming. Use Value: Uses external bus interface to drive Fujitsu graphics controllers directly, enabling 60 fps refresh without GPU offload. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| RH850/F1K | 400 MHz dual-core, 2 MB flash, but no integrated FlexRay ASSP coupling or E²PROM emulation | Targets higher-end ADAS domains; lacks native LIN-USART channel count for body control scalability | Select when dual-core lockstep safety or ASIL-D compliance is required over LIN/CAN density |
| S32K344 | ARM Cortex-M7, 4 MB flash, 512 kB RAM, but only 3 CAN FD and 6 LIN channels | Optimized for secure boot and HSM; less suitable for high-channel-count body gateway consolidation | Select when cryptographic acceleration or UWB integration is prioritized over analog/motor control peripherals |
Compared with RH850/F1K and S32K344, MB91F469GBPB-GS-N2K6E1 offers superior LIN-USART channel count (8 vs ≤6), integrated E²PROM emulation, and direct FlexRay ASSP coupling-making it uniquely suited for cost-sensitive, high-peripheral-density automotive body control gateways.
Availability
MB91F469GBPB-GS-N2K6E1 is available at Aetrix Electronics and suitable for automotive body control modules, vehicle gateways, industrial motor drives, and instrument clusters requiring stable component supply across extended temperature ranges and long product lifecycles.
Supply support for MB91F469GBPB-GS-N2K6E1 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
Fujitsu Semiconductor (now part of Socionext Inc.) is a Japanese semiconductor design and manufacturing company specializing in high-reliability MCUs, analog, and mixed-signal solutions for automotive and industrial markets.
The MB91460 series was developed specifically for automotive body electronics and gateway applications, emphasizing AEC-Q100 qualification, functional safety readiness, and seamless integration with Fujitsu's graphics and FlexRay ASSP ecosystem.
FAQ
What is the maximum ambient temperature rating for MB91F469GBPB-GS-N2K6E1?
The device is qualified for operation from -40°C to +125°C per AEC-Q100 Grade 0 specifications. This rating is verified through accelerated life testing and applies to continuous operation under full load conditions with appropriate PCB thermal design. Derating is not required within this range.
Does MB91F469GBPB-GS-N2K6E1 support AUTOSAR-compliant MCAL drivers?
Yes - Fujitsu provides certified AUTOSAR MCAL drivers for CAN, LIN, ADC, DIO, PWM, WDT, and SPI, validated with Elektrobit and Vector toolchains. These drivers are delivered under commercial license and integrate directly with Softune Workbench and Green Hills Multi IDE environments.
How is flash security implemented on MB91F469GBPB-GS-N2K6E1?
Flash security uses a hardware lock mechanism that disables JTAG access, prevents flash read-out via debug interface, and blocks external programming of protected sectors. Once enabled, security cannot be disabled without full chip erase. BootROM enforces secure reprogramming of protected regions during field updates.
Can MB91F469GBPB-GS-N2K6E1 operate without an external crystal?
Yes - the MCU includes an on-chip RC oscillator for clock generation, enabling basic operation and debugging without external crystals. However, RTC functionality, CAN bit timing accuracy, and full 100 MHz performance require CLKIN from a 4 MHz or 32 kHz crystal as specified in the hardware manual.
MB91F469GBPB-GS-N2K6E1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 320-BBGA
- Series:
- FR MB91460G
- Packaging:
- Tray
- Product Status:
- Discontinued at Digi-Key
- Programmable:
- Not Verified
- Core Processor:
- FR60 RISC
- Core Size:
- 32-Bit Single-Core
- Speed:
- 100MHz
- Connectivity:
- CANbus, EBI/EMI, I2C, LINbus, UART/USART
- Peripherals:
- DMA, LVD, WDT
- Number of I/O:
- 205
- Program Memory Size:
- 2.112MB (2.112M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 112K x 8
- Voltage - Supply (Vcc/Vdd):
- 3V ~ 5.5V
- Data Converters:
- A/D 32x10b
- Oscillator Type:
- External
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MB91F469GBPB-GS-N2K6E1 FAQ
1.How can I place an order for MB91F469GBPB-GS-N2K6E1 through Aetrix?
Please submit a Request for Quotation (RFQ) for MB91F469GBPB-GS-N2K6E1 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 MB91F469GBPB-GS-N2K6E1 reliable?
The price and inventory of MB91F469GBPB-GS-N2K6E1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MB91F469GBPB-GS-N2K6E1 is usually 5 days.
3.What payment methods are accepted for MB91F469GBPB-GS-N2K6E1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MB91F469GBPB-GS-N2K6E1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MB91F469GBPB-GS-N2K6E1?
MB91F469GBPB-GS-N2K6E1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MB91F469GBPB-GS-N2K6E1 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 MB91F469GBPB-GS-N2K6E1?
For technical support, including MB91F469GBPB-GS-N2K6E1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MB91F469GBPB-GS-N2K6E1 requirements.
6.How does Aetrix verify that MB91F469GBPB-GS-N2K6E1 is sourced from the original manufacturer or authorized distributors?
All MB91F469GBPB-GS-N2K6E1 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 MB91F469GBPB-GS-N2K6E1 meets industry standards.
7.What is the process for return or replacement of MB91F469GBPB-GS-N2K6E1?
All MB91F469GBPB-GS-N2K6E1 units undergo pre-shipment inspection (PSI). If there is an issue with MB91F469GBPB-GS-N2K6E1, 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 MB91F469GBPB-GS-N2K6E1 part is unused and in its original packaging.
Return procedure for MB91F469GBPB-GS-N2K6E1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
MB91F469GBPB-GS-N2K6E1 Tags
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