Infineon Technologies MB9BF168MPMC-G-JNE2

Overview

MB9BF168MPMC-G-JNE2 from Infineon Technologies (formerly Cypress) is a 32-bit ARM® Cortex®-M4F microcontroller with FPU, 1024 KB MainFlash, 64 KB SRAM0, and integrated motor control peripherals including 8-channel base timers, 24-channel 12-bit ADC, and quadrature position counters. It operates up to 160 MHz and supports UART, CSIO, I²C, LIN, and SD card interfaces for embedded motor control and industrial automation systems.

For engineers reviewing the MB9BF168MPMC-G-JNE2 datasheet, MB9BF168MPMC-G-JNE2 pinout, MB9BF168MPMC-G-JNE2 application, or MB9BF168MPMC-G-JNE2 equivalent, key selection criteria include Flash/SRAM partitioning, dual watchdog architecture, RTC with leap-year support, 5.5 V-tolerant I/O capability, and DSTC-assisted peripheral-to-memory transfers without CPU intervention.

Technical Context

The MB9BF168MPMC-G-JNE2 implements a dual-Flash architecture-1024 KB MainFlash with accelerator and 32 KB WorkFlash-with configurable wait states (0–6 cycles) scaling with clock frequency up to 160 MHz. Its memory subsystem includes three independent SRAM blocks (64 KB + 32 KB + 32 KB), each mapped to distinct bus domains (I-code/D-code/system).

It integrates a Descriptor System Data Transfer Controller (DSTC) with 128 channels for autonomous data movement, alongside an 8-channel DMA controller. Peripheral timing is managed by a multi-function timer unit supporting PWM, PPG, input capture, A/D activation, and DTIF emergency stop interrupts-optimized for real-time motor phase control and encoder feedback.

Key Specifications

Pinout & Package

MB9BF168MPMC-G-JNE2 is housed in a 120-pin LQFP package (14 mm × 14 mm, 0.4 mm pitch) with exposed thermal pad. Pin functions are defined across five power domains (VCC/VSS, VCCP/VSSP, VCCAD/VSSAD, VCCRTC/VSSRTC, VBAT) and support flexible peripheral remapping via port relocate function.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar microcontroller applications.

Compared with MB9BF168RPMC-G-JNE2, the -JNE2 variant trades thermal margin for cost in commercial environments; versus MB9BF166MPMC-G-JNE2, it adds 512 KB Flash, WorkFlash, 8 extra ADC channels, and dual QPRC-enabling dual-axis servo control and secure firmware staging.

Availability

MB9BF168MPMC-G-JNE2 is available at Aetrix Electronics and suitable for industrial motor drives, smart HVAC controllers, programmable logic controllers, and energy metering gateways requiring stable component supply across multi-year production cycles.

Supply support for MB9BF168MPMC-G-JNE2 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 global semiconductor leader headquartered in Munich, Germany, specializing in power management, automotive MCUs, and industrial control solutions.

This device belongs to the FM4 family of high-performance ARM Cortex-M4F microcontrollers, designed specifically for real-time motor control, industrial automation, and safety-critical embedded systems requiring deterministic timing and robust peripheral integration.

FAQ

What is the maximum operating frequency and how is it achieved?

The MB9BF168MPMC-G-JNE2 achieves 160 MHz core operation using its internal Main PLL, which accepts a 4–48 MHz external crystal or clock input. The Flash Accelerator system enables zero-wait-state execution up to 72 MHz and maintains equivalent performance beyond that via prefetch and trace buffer mechanisms-ensuring deterministic instruction fetch at full speed.

Does this MCU support secure firmware updates?

Yes. The dual-Flash architecture-separating 1024 KB MainFlash and 32 KB WorkFlash-enables atomic firmware updates. Code can execute from MainFlash while new firmware is written to WorkFlash, then swapped via boot vector remapping. Flash security functions also prevent unauthorized read-out or overwrite of protected regions.

How does the DSTC differ from the standard DMA controller?

The DSTC uses descriptor-based linked-list transfers for complex, multi-step operations (e.g., scatter-gather ADC reads into ring buffers), operating fully autonomously without CPU setup per transfer. In contrast, the 8-channel DMA requires software configuration for each transfer and handles simpler block/burst/demand transfers-making DSTC ideal for high-throughput peripheral streaming.

Can the RTC maintain time during complete power loss?

Yes-when a separate VBAT supply (2.7–5.5 V) is connected, the RTC continues running using the 32.768 kHz sub-clock oscillator, preserving calendar time, alarms, and 32-byte backup registers. This allows time-stamped event logging and wake-up scheduling even when main VCC is disconnected.