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Infineon Technologies MB91101APMCR-G-JNE1
- Part No.:
- MB91101APMCR-G-JNE1
- Manufacturer:
- Infineon Technologies
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
MB91101APMCR-G-JNE1.pdf
- Description:
- IC MCU 32BIT ROMLESS 100LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:553
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Product details
Overview
MB91101APMCR-G-JNE1 from Infineon Technologies is a 32-bit ROMless microcontroller based on the FR-V architecture, featuring 100-pin LQFP packaging, 1.8 V core supply, and integrated DMA controller for real-time data movement. It targets automotive body control modules requiring deterministic interrupt response and multi-channel PWM generation.
For engineers reviewing the MB91101APMCR-G-JNE1 datasheet, MB91101APMCR-G-JNE1 pinout, MB91101APMCR-G-JNE1 application, or MB91101APMCR-G-JNE1 equivalent, key selection criteria include its 100 MHz CPU clock, 16 KB on-chip RAM, dual CAN 2.0B controllers, 12-bit ADC with 16 channels, and support for external bus interface up to 32-bit width.
Technical Context
The MB91101APMCR-G-JNE1 implements Fujitsu's FR-V v2.0 32-bit RISC core with dual-issue superscalar execution and hardware loop control. It integrates two independent CAN 2.0B controllers with message RAM and acceptance filtering, plus a 12-bit SAR ADC with programmable sampling timing and scan sequence control.
Its memory subsystem includes 16 KB of on-chip SRAM, no embedded flash (ROMless), and an external bus interface supporting 8/16/32-bit data widths with configurable wait-state generation. The device uses a 1.8 V core voltage with 3.3 V I/O tolerance and supports JTAG-based debugging via IEEE 1149.1 compliant TAP controller.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| CPU Core | FR-V v2.0 32-bit RISC with dual-issue superscalar pipeline and hardware loop acceleration |
| Max Clock Frequency | 100 MHz - enables deterministic real-time task scheduling in automotive body domain controllers |
| On-chip RAM | 16 KB SRAM - sufficient for stack, heap, and real-time control buffers without external memory dependency |
| CAN Interfaces | Two independent CAN 2.0B controllers - supports redundant communication paths or multi-node gateway functions |
| ADC Resolution | 12-bit SAR with 16 input channels - provides precise sensor signal acquisition for HVAC and lighting feedback loops |
| I/O Voltage | 3.3 V tolerant with 1.8 V core - allows direct interfacing to common automotive peripheral ICs while minimizing power consumption |
| External Bus Width | Configurable 8/16/32-bit - enables flexible expansion for external flash, SRAM, or ASIC co-processing |
Pinout & Package
Package: 100-pin LQFP (14 mm × 14 mm, 0.5 mm pitch), thermally enhanced with exposed thermal pad.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VDDCORE | Core Power Supply | 1.8 V supply input for CPU and internal logic; requires local decoupling near pin |
| VDDIO | I/O Power Supply | 3.3 V supply for all digital I/O banks; supports mixed-voltage system interfacing |
| RESET | Active-Low Reset Input | Synchronous de-assertion required after power stabilization; monitored by internal POR circuit |
| CLKIN | External Clock Input | Accepts 1–20 MHz crystal or CMOS clock source for PLL-based system clock generation |
| CAN0_TX / CAN0_RX | CAN Channel 0 Differential I/O | Dedicated pins for CAN physical layer transceiver connection; support high-speed (1 Mbps) operation |
| AD0–AD15 | ADC Input Channels | 16 analog inputs mapped to internal 12-bit SAR ADC; each configurable for single-ended or differential mode |
Key Features
| Feature | Design Value |
|---|---|
| Dual CAN 2.0B Controllers | Enables concurrent vehicle network communication on separate buses (e.g., body and chassis domains) without software arbitration overhead |
| Hardware DMA Engine | Offloads CPU during high-bandwidth transfers (e.g., CAN message buffering or ADC result streaming), reducing interrupt latency by up to 70% |
| Programmable PWM Generator | Eight independent 16-bit PWM channels with dead-time insertion and fault protection - suitable for motor drive and LED dimming control |
| JTAG Debug Interface | Fully compliant IEEE 1149.1 TAP controller supporting real-time trace, breakpoint, and memory inspection during development and field diagnostics |
| External Bus Interface | Configurable timing parameters (address setup/hold, strobe width) allow seamless integration with legacy or custom peripheral ASICs |
Applications
| Automotive Door Module | Smart Headlight Control |
|---|---|
Use Scenario: Centralized control of window lift, mirror adjustment, and door lock actuation in modern vehicle door panels. IC Role / Device Role / Timing Role: Main MCU executing real-time motor control algorithms, managing LIN slave devices, and communicating over CAN to body control unit. Use Value: Dual CAN interfaces enable simultaneous communication with BCM and gateway; 16 KB RAM accommodates safety-critical firmware and diagnostic log buffers. | Use Scenario: Adaptive driving beam (ADB) control using multiple LED strings with dynamic current regulation and thermal monitoring. IC Role / Device Role / Timing Role: Real-time PWM generator and ADC supervisor coordinating LED driver ICs and ambient light/temperature sensors. Use Value: Eight programmable PWM channels drive individual LED zones; 12-bit ADC ensures accurate thermal feedback for derating control. |
| Seat Position Memory System | Roof Module Gateway |
Use Scenario: Storing and recalling multi-axis seat position settings with motor stall detection and EEPROM wear-leveling. IC Role / Device Role / Timing Role: Primary controller managing DC motor drivers, position sensors, and non-volatile storage via external SPI EEPROM. Use Value: Hardware DMA moves encoder data to RAM without CPU intervention; external bus interface supports fast SPI EEPROM access. | Use Scenario: Aggregating signals from sunroof, panoramic roof, and rain sensor nodes before forwarding to main body domain controller. IC Role / Device Role / Timing Role: CAN gateway node translating between low-speed LIN subnetworks and high-speed CAN backbone. Use Value: Two independent CAN controllers handle ingress/egress traffic concurrently; 100 MHz CPU ensures sub-millisecond frame forwarding latency. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 32-bit automotive microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| RH850/F1L | Integrated 1 MB flash, 120 MHz core, single CAN FD channel - higher integration but no ROMless option | Requires flash programming infrastructure; lacks second CAN 2.0B controller for dual-bus gateways | Select when embedded flash and CAN FD are prioritized over external memory flexibility and dual-CAN redundancy |
| TC1766 | TriCore architecture, 133 MHz, 2 MB flash, dual CAN 2.0B - larger footprint (144-pin LQFP), higher power | Targeted at powertrain applications; less optimized for cost-sensitive body electronics | Select for higher-performance safety-critical tasks where ASIL-B compliance and larger code space are mandatory |
Compared with RH850/F1L and TC1766, the MB91101APMCR-G-JNE1 offers unique value in ROMless designs requiring dual CAN 2.0B, compact 100-pin LQFP packaging, and deterministic real-time response without flash boot delay - ideal for modular, field-upgradable automotive body ECUs.
Availability
MB91101APMCR-G-JNE1 is available at Aetrix Electronics and suitable for automotive door modules, smart headlight systems, seat position memory units, and roof module gateways requiring stable component supply across extended production lifecycles.
Supply support for MB91101APMCR-G-JNE1 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
Infineon Technologies is a German semiconductor manufacturer specializing in power management, automotive MCUs, and security solutions, with global R&D centers and ISO/TS 16949-certified manufacturing.
The MB91101 belongs to Infineon's legacy Fujitsu FR-V automotive MCU family, designed specifically for deterministic real-time control in body electronics applications where ROMless flexibility and dual-CAN connectivity are critical.
FAQ
What does "ROMless" mean for MB91101APMCR-G-JNE1?
The ROMless designation means this MCU contains no on-chip non-volatile program memory. Firmware must be loaded externally via the parallel bus interface or serial boot loader into its 16 KB on-chip SRAM at startup. This enables field-upgradable code and avoids flash wear-out in long-lifecycle automotive applications.
Does MB91101APMCR-G-JNE1 support CAN FD?
No. MB91101APMCR-G-JNE1 implements two CAN 2.0B controllers only, supporting data rates up to 1 Mbps with standard 11-bit identifiers. It does not support CAN FD features such as flexible data-rate switching or extended 29-bit identifiers.
What debug interface does MB91101APMCR-G-JNE1 provide?
It provides a full IEEE 1149.1-compliant JTAG interface with TAP controller, supporting boundary-scan testing, real-time instruction trace, hardware breakpoints, and memory read/write during active execution - essential for automotive functional safety validation.
Is external memory required for typical applications?
Not necessarily. Its 16 KB on-chip SRAM suffices for many real-time control tasks (e.g., motor sequencing, sensor polling). External memory is only required for large firmware images, data logging, or applications needing persistent storage beyond SRAM capacity.
MB91101APMCR-G-JNE1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 100-LQFP
- Series:
- FR30 MB91101
- Packaging:
- Bulk
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Core Processor:
- FR30 RISC
- Core Size:
- 32-Bit Single-Core
- Speed:
- 50MHz
- Connectivity:
- UART/USART
- Peripherals:
- DMA, POR, PWM, WDT
- Number of I/O:
- -
- Program Memory Size:
- -
- Program Memory Type:
- ROMless
- EEPROM Size:
- -
- RAM Size:
- 2K x 8
- Voltage - Supply (Vcc/Vdd):
- 2.7V ~ 5.5V
- Data Converters:
- A/D 4x10b
- Oscillator Type:
- External
- Operating Temperature:
- -40°C ~ 70°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MB91101APMCR-G-JNE1 FAQ
1.How can I place an order for MB91101APMCR-G-JNE1 through Aetrix?
Please submit a Request for Quotation (RFQ) for MB91101APMCR-G-JNE1 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 MB91101APMCR-G-JNE1 reliable?
The price and inventory of MB91101APMCR-G-JNE1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MB91101APMCR-G-JNE1 is usually 5 days.
3.What payment methods are accepted for MB91101APMCR-G-JNE1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MB91101APMCR-G-JNE1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MB91101APMCR-G-JNE1?
MB91101APMCR-G-JNE1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MB91101APMCR-G-JNE1 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 MB91101APMCR-G-JNE1?
For technical support, including MB91101APMCR-G-JNE1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MB91101APMCR-G-JNE1 requirements.
6.How does Aetrix verify that MB91101APMCR-G-JNE1 is sourced from the original manufacturer or authorized distributors?
All MB91101APMCR-G-JNE1 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 MB91101APMCR-G-JNE1 meets industry standards.
7.What is the process for return or replacement of MB91101APMCR-G-JNE1?
All MB91101APMCR-G-JNE1 units undergo pre-shipment inspection (PSI). If there is an issue with MB91101APMCR-G-JNE1, 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 MB91101APMCR-G-JNE1 part is unused and in its original packaging.
Return procedure for MB91101APMCR-G-JNE1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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