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Infineon Technologies MB9DF125EPMC-GSK5E2
- Part No.:
- MB9DF125EPMC-GSK5E2
- Manufacturer:
- Infineon Technologies
- Category:
- Microcontrollers
- Package:
- 176-LQFP
- Datasheet:
-
MB9DF125EPMC-GSK5E2.pdf
- Description:
- IC MCU 32BIT 1MB FLASH 176LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:4,228
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Product details
Overview
MB9DF125EPMC-GSK5E2 from Infineon Technologies (formerly Cypress) is an automotive-grade 32-bit ARM Cortex-R4 microcontroller with 1 MB flash, 128 MHz max CPU frequency, dual CAN interfaces, 50-channel 10-bit ADC, and integrated Safety Hardware Extension (SHE). It serves as the primary real-time controller in digital instrument clusters and virtual cockpit head units, supporting pointer actuation, graphics overlay timing, and LIN-based sensor aggregation.
For engineers reviewing the MB9DF125EPMC-GSK5E2 datasheet, MB9DF125EPMC-GSK5E2 pinout, MB9DF125EPMC-GSK5E2 application, or MB9DF125EPMC-GSK5E2 equivalent, key selection criteria include functional safety compliance (TPU, MPU, CRC), automotive temperature range (−40 °C to +105 °C), QFP-176 package compatibility, and dual-CAN/LIN-USART connectivity for vehicle domain controllers.
Technical Context
The MB9DF125EPMC-GSK5E2 implements a dual-issue superscalar 8-stage pipeline Cortex-R4 core with 8 KB I-Cache and 8 KB D-Cache, SECDED ECC on AXI RAM (48 KB), TCM RAM (64 KB), and RetRAM (16 KB). Its clock system integrates a PLL for 128 MHz operation from a 4–8 MHz external resonator plus independent sub-clock (32.768 kHz) and RC oscillators.
Safety architecture includes a Timing Protection Unit (TPU) with eight 24-bit timers, Peripheral Protection Units (PPU) for 512 peripherals/GPIOs, and Memory Protection Units (MPU) with 12 configurable regions. The SHE block provides AES encryption, secure key storage, and a hardware TRNG-enabling ISO 26262 ASIL-B compliant designs without external security co-processors.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core | ARM Cortex-R4, 32-bit ARMv7, dual-issue superscalar pipeline, 205 DMIPS @ 128 MHz |
| Memory | 1 MB TCFlash (programmable), 48 KB EEFlash (data retention), 48 KB AXI RAM with ECC |
| Clock | Up to 128 MHz via internal PLL; supports 4–8 MHz external resonator + 32.768 kHz sub-clock |
| Connectivity | 2× CAN 2.0A/B (up to 1 Mbps), 2× LIN-USART, 3× SPI, 1× I²C, 2× I²S, HS-SPI memory-mapped interface |
| Analog | 50-channel 10-bit ADC (24 channels shared with SMC), 6× Stepper Motor Control outputs |
| Safety | TPU (8× 24-bit timers), MPU (12 regions), PPU (512 peripherals), CRC engine (Flash/Cache/RAM) |
| Package | LQFP-176 (24 × 24 mm, 0.4 mm pitch), RoHS-compliant, AEC-Q100 Grade 2 qualified |
Pinout & Package
LQFP-176 package with 176 leads, 0.4 mm pitch, 24 mm × 24 mm body size, exposed thermal pad (EP), lead-free and RoHS compliant. Pinout validated per Cypress Infineon datasheet 002-05677 Rev. *C, pages 18–21 (I/O Pin Assignment).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| X0A / X1A | Main crystal oscillator input/output | Accepts 4–8 MHz fundamental-mode quartz crystal; enables PLL lock for 128 MHz system clock |
| RTC_WOT / RTC_WOTX | Real-time clock wake-up output | Drives external circuitry during deep-sleep mode; synchronized to 32.768 kHz sub-clock domain |
| CAN0_TX / CAN0_RX | Channel 0 CAN transceiver interface | Differential signaling pair compliant with ISO 11898-2; supports bit rates up to 1 Mbps with loopback test mode |
| ADC0_AN0–AN31 | Analog input channels (primary bank) | 10-bit SAR ADC inputs with programmable sampling time; share pins with SMC outputs for multiplexed actuator/sensor use |
| SMCn_M1 / SMCn_P1 | Stepper motor control phase/microstep | Direct drive outputs for bipolar stepper drivers; support full/half/quarter-step modes with current regulation via external FETs |
| DBG_TCK / DBG_TDO | JTAG debug interface clock/data | Standard 5-pin ARM CoreSight JTAG port; enables boundary scan, flash programming, and real-time trace via SWD-compatible tools |
Key Features
| Feature | Design Value |
|---|---|
| Secure Hardware Extension (SHE) | On-die AES-128 engine, TRNG, secure key repository, and protected boot ROM-enables secure firmware updates without external crypto ICs |
| Timing Protection Unit (TPU) | Eight independent 24-bit timers with global prescaler (1–64) and per-timer scaling (1, 1/2, 1/4, 1/16); detects task overrun, inter-arrival violation, or deadline miss in ASIL-B software |
| Dual CAN + LIN-USART | Two fully independent CAN controllers (64 message objects each) plus two LIN-USART modules supporting both LIN 2.x and UART protocols on shared pins-reduces BOM count in cluster gateways |
| Stepper Motor Control (SMC) | Six dedicated SMC outputs with programmable microstepping, direction, and enable; shares 24 ADC channels for closed-loop position feedback without external ADC |
| Power Domain Control | Four independent power domains (PD1–PD4) with switchable isolation; enables selective shutdown of peripherals (e.g., CAN off while retaining RTC + RetRAM in sleep) |
Applications
| Digital Instrument Cluster | Virtual Cockpit Head Unit |
|---|---|
|
Use Scenario: Driving analog pointer gauges (fuel, speed, tachometer) and digital overlays (warning icons, gear indicator) in modern automotive dashboards. IC Role / Device Role / Timing Role: Real-time master controller executing gauge animation logic, CAN message parsing (J1939/UDS), and PWM-driven stepper actuation with <100 µs jitter tolerance. Use Value: Integrated SMC outputs eliminate external driver ICs; 128 MHz Cortex-R4 ensures deterministic rendering at 60 Hz refresh with safety-critical watchdog supervision. |
Use Scenario: Central display controller managing multi-zone audio routing, navigation map rendering, and HUD synchronization in premium vehicle cabins. IC Role / Device Role / Timing Role: High-bandwidth peripheral orchestrator interfacing with LVDS display panels, I²S audio codecs, and CAN FD backbone via EBI expansion bus. Use Value: HS-SPI and 24-bit EBI support fast external flash/LCD memory access; dual CAN + LIN handles infotainment gateway functions without secondary MCU. |
| Vehicle Domain Controller | Advanced Driver Assistance System (ADAS) Sensor Hub |
|
Use Scenario: Consolidating body electronics (door locks, lighting, HVAC) and chassis signals (brake pedal, steering angle) into a single domain ECU. IC Role / Device Role / Timing Role: Safety-aware communication hub with TPU-monitored CAN message scheduling, PPU-protected GPIO control, and CRC-verified flash execution. Use Value: MPU-enforced memory isolation prevents fault propagation between body and chassis subsystems; SHE enables secure OTA update authentication. |
Use Scenario: Aggregating radar, camera, and ultrasonic sensor data for pre-fusion processing before forwarding to central ADAS processor. IC Role / Device Role / Timing Role: Low-latency sensor interface with 50-channel ADC oversampling, ICU-triggered capture, and DMA-accelerated data buffering to SRAM. Use Value: 10-bit ADC with 24 shared SMC pins allows simultaneous sensor readout and actuator control (e.g., camera focus motor + image sensor sync); RetRAM preserves critical state during power cycling. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar automotive real-time microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| NXP S32K144 | ARM Cortex-M4F core (112 MHz), 512 KB flash, no integrated SHE, only single CAN FD, no SMC outputs | Lacks native stepper control and hardware crypto; requires external drivers and secure element for ASIL-B firmware signing | Preferred for cost-sensitive body control modules where LIN/CAN gateway suffices and stepper actuation is absent |
| Renesas RH850/F1L | 32-bit RXv2 core (120 MHz), 2 MB flash, 128 KB RAM, dual CAN, but no SHE or TPU; uses different safety IP (Renesas Safe MCU) | No hardware AES/TRNG; relies on software-based crypto libraries; lacks timing protection unit for runtime task monitoring | Selected when legacy RH850 toolchain compatibility or specific Renesas motor control IP (e.g., GPTP) is required |
Compared with NXP S32K144 and Renesas RH850/F1L, MB9DF125EPMC-GSK5E2 uniquely integrates SHE, TPU, and six SMC outputs in a single LQFP-176 package-reducing bill-of-materials and enabling ASIL-B instrument cluster designs without external safety or motor driver ICs.
Availability
MB9DF125EPMC-GSK5E2 is available at Aetrix Electronics and suitable for digital instrument clusters, virtual cockpit head units, and vehicle domain controllers requiring stable component supply across automotive production lifecycles (15+ years).
Supply support for MB9DF125EPMC-GSK5E2 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 AG is a German semiconductor manufacturer specializing in power management, automotive MCUs, and security solutions, with global R&D and manufacturing infrastructure.
This part belongs to the Infineon ATLAS-L family-a line of safety-certified ARM Cortex-R4 microcontrollers designed specifically for automotive instrument clusters, head units, and domain controllers requiring ASIL-B compliance and integrated motor control.
FAQ
What is the maximum operating temperature range for MB9DF125EPMC-GSK5E2?
The device is qualified per AEC-Q100 Grade 2, supporting continuous operation from −40 °C to +105 °C ambient temperature. This rating applies to all core logic, flash memory, and peripheral blocks-including CAN transceivers and ADC-without derating, making it suitable for under-hood and dashboard-mounted automotive applications.
Does MB9DF125EPMC-GSK5E2 support JTAG debugging and trace?
Yes-it features a standard 5-pin ARM CoreSight JTAG interface (TCK, TMS, TDI, TDO, TRST) with 4-bit/8-bit trace data capability. Debug access enables full flash programming, real-time variable inspection, and instruction trace using compatible tools like Lauterbach TRACE32 or Segger J-Link, with no external debug adapter required.
How is the Secure Hardware Extension (SHE) implemented in this MCU?
SHE is a dedicated on-die hardware module including AES-128 encryption/decryption, true random number generation (TRNG), secure key storage with tamper-resistant locking, and protected boot ROM. It operates independently of the Cortex-R4 core and supports secure boot, firmware signature verification, and encrypted OTA updates without software overhead or external security chips.
Can MB9DF125EPMC-GSK5E2 directly drive stepper motors without external drivers?
No-it provides six SMC output signals (M1/P1 through M6/P6) that generate phase and microstep control waveforms, but requires external H-bridge FETs or dedicated stepper driver ICs (e.g., TI DRV88xx) to deliver current to motor coils. The SMC logic handles timing, acceleration profiles, and fault detection, reducing host CPU load.
MB9DF125EPMC-GSK5E2 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Package/Case:
- 176-LQFP
- Series:
- FCR4 MB9DF125
- Packaging:
- Tray
- Product Status:
- Obsolete
- Programmable:
- Not Verified
- Core Processor:
- ARM® Cortex®-R4
- Core Size:
- 32-Bit Single-Core
- Speed:
- 128MHz
- Connectivity:
- CANbus, EBI/EMI, I2C, LINbus, SPI, UART/USART
- Peripherals:
- DMA, I2S, LVD, POR, PWM, WDT
- Number of I/O:
- 141
- Program Memory Size:
- 1MB (1M x 8)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 128K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.1V ~ 5.5V
- Data Converters:
- A/D 50x10b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MB9DF125EPMC-GSK5E2 FAQ
1.How can I place an order for MB9DF125EPMC-GSK5E2 through Aetrix?
Please submit a Request for Quotation (RFQ) for MB9DF125EPMC-GSK5E2 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 MB9DF125EPMC-GSK5E2 reliable?
The price and inventory of MB9DF125EPMC-GSK5E2 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MB9DF125EPMC-GSK5E2 is usually 5 days.
3.What payment methods are accepted for MB9DF125EPMC-GSK5E2?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MB9DF125EPMC-GSK5E2 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MB9DF125EPMC-GSK5E2?
MB9DF125EPMC-GSK5E2 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MB9DF125EPMC-GSK5E2 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 MB9DF125EPMC-GSK5E2?
For technical support, including MB9DF125EPMC-GSK5E2 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MB9DF125EPMC-GSK5E2 requirements.
6.How does Aetrix verify that MB9DF125EPMC-GSK5E2 is sourced from the original manufacturer or authorized distributors?
All MB9DF125EPMC-GSK5E2 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 MB9DF125EPMC-GSK5E2 meets industry standards.
7.What is the process for return or replacement of MB9DF125EPMC-GSK5E2?
All MB9DF125EPMC-GSK5E2 units undergo pre-shipment inspection (PSI). If there is an issue with MB9DF125EPMC-GSK5E2, 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 MB9DF125EPMC-GSK5E2 part is unused and in its original packaging.
Return procedure for MB9DF125EPMC-GSK5E2:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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