Infineon Technologies CY9BF565LPMC-G-JNE2

Overview

CY9BF565LPMC-G-JNE2 from Infineon Technologies (formerly Cypress) is a 32-bit Arm® Cortex®-M4F microcontroller with FPU, 160 MHz max CPU frequency, 512 KB MainFlash + 32 KB WorkFlash, 64 KB SRAM (32+16+16), and integrated USB 2.0 Full-Speed device/host, CAN 2.0B, and 6-channel multi-function serial interface. It targets motor control and industrial automation systems requiring real-time precision, deterministic timing, and mixed-signal integration.

For engineers reviewing the CY9BF565LPMC-G-JNE2 datasheet, CY9BF565LPMC-G-JNE2 pinout, CY9BF565LPMC-G-JNE2 application, or CY9BF565LPMC-G-JNE2 equivalent, key selection criteria include its dual Flash architecture with security protection, 12-bit ADC (0.5 µs conversion @ 5 V), QPRC encoder interface, RTC with leap-year support, and six low-power modes including Deep Standby with RAM retention.

Technical Context

This MCU implements a tightly coupled Arm Cortex-M4F core (r0p1) with Memory Protection Unit (MPU), NVIC supporting 128 peripheral interrupts across 16 priority levels, and SysTick for OS task scheduling. Its dual-bus SRAM architecture separates instruction (SRAM0) and system data (SRAM1/SRAM2) paths to reduce contention during high-throughput peripheral operations.

The peripheral subsystem integrates hardware-accelerated functions including DSTC (128-channel descriptor-based DMA), CRC accelerator (CCITT CRC16/IEEE CRC32), Clock Supervisor (CSV) for external oscillator failure detection, and dual watchdog timers - one hardware-based on low-speed CR oscillator active in STOP mode. Motor control is enabled via Multi-Function Timers with dead-time insertion, DTIF emergency stop, and A/D activation compare triggers.

Key Specifications

Pinout & Package

Package: 64-pin LQFP (7 mm × 7 mm, 0.5 mm pitch), RoHS-compliant, with 48 high-speed GPIOs, 5 V-tolerant I/O on selected pins, and dedicated power domains (VCC, USBVCC, VBAT).

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar 32-bit Arm Cortex-M4F microcontroller applications.

Compared with STM32H743VI and RA6M5DBGFP, CY9BF565LPMC-G-JNE2 delivers optimized integration for deterministic motor control and automotive body electronics through its QPRC, LIN 2.1, dual Flash security partitioning, and USB host/device dual-role - all in a compact 64-pin LQFP without requiring external PHYs or glue logic.

Availability

CY9BF565LPMC-G-JNE2 is available at Aetrix Electronics and suitable for industrial motor drives, automotive body control modules, smart energy meters, and programmable logic controller I/O modules requiring stable component supply, long-term lifecycle support, and qualified automotive-grade reliability.

Supply support for CY9BF565LPMC-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 AG is a German semiconductor manufacturer specializing in power management, automotive ICs, and microcontrollers, with global R&D and manufacturing infrastructure.

The CY9B560L series belongs to Infineon's FM4 family of high-performance 32-bit microcontrollers, designed specifically for real-time industrial automation, motor control, and automotive body electronics where deterministic timing, analog integration, and functional safety readiness are critical.

FAQ

What is the maximum operating temperature range for CY9BF565LPMC-G-JNE2?

The CY9BF565LPMC-G-JNE2 is rated for industrial temperature range: –40 °C to +85 °C ambient, validated per JEDEC JESD22-A104. This rating applies across all supported low-power modes and full 160 MHz operation, with thermal derating not required below 85 °C ambient under standard PCB layout and airflow conditions.

Does CY9BF565LPMC-G-JNE2 support USB device enumeration without external components?

Yes - the MCU integrates a full-speed USB 2.0 PHY and supports device enumeration using only internal pull-up resistors on D+ (for FS mode). No external transceiver or termination resistors are needed for basic HID, CDC, or MSC class devices; only a single 3.3 V supply (USBVCC) and proper PCB routing are required.

How is code protection implemented in the Flash memory?

Code protection uses hardware-enforced lock bits per Flash block (MainFlash and WorkFlash share security configuration). Once set, read-out and debug access are permanently disabled until full chip erase. Protection includes flash accelerator trace buffer lockdown and prevents SWD access to protected regions - verified per Infineon's FM4 Security Manual (002-04861).

Can the QPRC operate independently during STOP mode?

No - QPRC requires the system clock (PCLKA) to be active and does not function in STOP mode. However, it remains operational in SLEEP, TIMER, and RTC modes. For encoder monitoring during deepest sleep, use the dedicated Watch Counter with external event input or configure RTC alarm wake-up triggered by GPIO change on AIN/BIN.