Infineon Technologies CY9BF468NPQC-G-JNE2

Overview

CY9BF468NPQC-G-JNE2 from Infineon Technologies (formerly Cypress) is a 32-bit Arm® Cortex®-M4F microcontroller with FPU, 1024 KB MainFlash, 64 KB SRAM0, dual CAN 2.0B interfaces, and 24-channel 12-bit ADC-designed for motor control and industrial embedded systems requiring real-time precision, code security, and multi-protocol connectivity.

For engineers reviewing the CY9BF468NPQC-G-JNE2 datasheet, CY9BF468NPQC-G-JNE2 pinout, CY9BF468NPQC-G-JNE2 application, or CY9BF468NPQC-G-JNE2 equivalent, this page delivers verified technical context, package-mapped pin roles, motor-timing-critical features, and validated alternatives for BOM continuity in automotive-grade motion control and industrial PLC designs.

Technical Context

This MCU implements a dual-bank Flash architecture (MainFlash + 32 KB WorkFlash) with built-in accelerator enabling zero-wait-state access up to 72 MHz and deterministic latency at 160 MHz operation. Its memory subsystem includes three independent SRAM banks (SRAM0/SRAM1/SRAM2), each mapped to distinct bus domains (I-code/D-code/System) for concurrent CPU and DMA access.

The peripheral set is optimized for closed-loop control: two QPRC units support quadrature encoder position tracking; eight base timers deliver PWM/PPG/PWC waveforms with dead-time insertion; and dual CAN controllers operate at up to 1 Mbps with 32 message buffers per channel-enabling synchronized motor phase management and safety-critical bus communication.

Key Specifications

Pinout & Package

Package: 120-pin LQFP (20 mm × 20 mm, 0.5 mm pitch), RoHS-compliant, with 100 high-speed GPIO pins-some 5V-tolerant for mixed-voltage interface robustness.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar motor control and industrial MCU applications.

Compared with STM32H743VI and RA6M5L20FB, CY9BF468NPQC-G-JNE2 offers superior motor-control specialization: integrated QPRC, dual CAN with 32-message buffers per channel, and DTIF-triggered emergency stop-reducing BOM count and firmware complexity in motion-critical applications.

Availability

CY9BF468NPQC-G-JNE2 is available at Aetrix Electronics and suitable for industrial motor drives, automotive body control modules, and programmable logic controllers requiring stable component supply, long lifecycle support, and qualified automotive-grade reliability.

Supply support for CY9BF468NPQC-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, sensor solutions, and microcontrollers for industrial, automotive, and renewable energy systems.

This device belongs to the FM4 family of Arm® Cortex®-M4F microcontrollers, engineered specifically for deterministic real-time control in motor-driven equipment, factory automation, and safety-aware embedded systems.

FAQ

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

The CY9BF468NPQC-G-JNE2 operates at up to 160 MHz using its internal Main PLL driven by an external 4–48 MHz crystal. The Flash Accelerator System ensures zero-wait-state execution up to 72 MHz and maintains consistent access timing beyond that via a 16 KB trace buffer and prefetch logic-critical for deterministic loop timing in motor control.

Does this MCU support CAN FD or only classical CAN?

This MCU supports only classical CAN 2.0A/B (up to 1 Mbps) across its two integrated CAN controllers. It does not implement CAN FD protocol features such as flexible data-rate or extended payload length. For CAN FD requirements, external protocol converters or higher-tier FM4 derivatives must be evaluated.

How is code protection implemented in the on-chip Flash?

Code protection is enforced through hardware-based security fuses that lock MainFlash and WorkFlash regions independently. Once set, read/write/erase access to protected sectors is disabled permanently. The scramble function further protects external memory accesses by XOR-ing address/data with configurable keys-requiring dedicated software library initialization.

Can the QPRC interface handle incremental encoders with Z-index pulse?

Yes-the QPRC unit supports full quadrature decoding with configurable edge detection on AIN, BIN, and ZIN pins. The ZIN input resets the 16-bit position counter and increments the 16-bit revolution counter, enabling absolute position recovery after power cycle when used with mechanical index markers.