FM3 CY9BFx2xJ series Arm® Cortex®-M3 microcontroller (MCU)

Up to 72 MHz Arm® Cortex®-M3-based, general-purpose MCUs, integrated flash, SRAM, and a wealth of built-in peripherals

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Overview

The CY9BFx2xJ series consists of a maximum of 40 MHz Arm® Cortex®-M3 MCU with 64 KB of flash, 8 KB of SRAM, and peripheral functions such as various timers, ADCs, and communication interfaces (UART, CSIO, I2C, and LIN).

Key Features

  • Arm® Cortex® M3 (72 MHz), 4x DMAC
  • 64 KB flash/8 KB SRAM
  • 8x 12-bit ADC
  • 8x Base timer (PWC/Reload/PWM/PPG)
  • 1x Dual timer, RTC
  • 1x MFT: Multi-function timer
  • 4x MFS (UART/CSIO/LIN/I²C)
  • 1x QPRC (Quadrature Counter)
  • 2.7 V-5.5 V, four low-power modes
  • Up to 23 IOs - LQFP, QFN

Products

About

High-performance MCU subsystem

138 CoreMark®, 72 MHz Arm® Cortex®​-M3 CPU

250 µA/MHz active current with 2.7 V to 5.5 V operating voltage

Low power 13 µA real-time clock (RTC) operating current

Up to 64 KB flash and 8 KB SRAM

Hardware watchdog timer (WDT), low-voltage detect, and clock supervisor blocks for safety-critical applications

Digital subsystem

1x Multi-function timers (MFT)

3x Programmable pulse generators (PPG)

8x Base timers, 1x Quadrature position/Revolution counters (QPRC)

1x Dual timer

4x channels of Multi-function serial (MFS) interfaces configurable as SPI, UART, I²C, or LIN

Analog subsystem

1x 12-bit, 1 Msps ADC with a 24-channel multiplexer input

Getting started
  1. Download the CY9BFx2xJ series datasheet
  2. Download the FM3 Peripheral Driver Library Software
  3. Start your first FM3 designs
  4. Join the Infineon Developer Community

High-performance MCU subsystem

138 CoreMark®, 72 MHz Arm® Cortex®​-M3 CPU

250 µA/MHz active current with 2.7 V to 5.5 V operating voltage

Low power 13 µA real-time clock (RTC) operating current

Up to 64 KB flash and 8 KB SRAM

Hardware watchdog timer (WDT), low-voltage detect, and clock supervisor blocks for safety-critical applications

Digital subsystem

1x Multi-function timers (MFT)

3x Programmable pulse generators (PPG)

8x Base timers, 1x Quadrature position/Revolution counters (QPRC)

1x Dual timer

4x channels of Multi-function serial (MFS) interfaces configurable as SPI, UART, I²C, or LIN

Analog subsystem

1x 12-bit, 1 Msps ADC with a 24-channel multiplexer input

Getting started
  1. Download the CY9BFx2xJ series datasheet
  2. Download the FM3 Peripheral Driver Library Software
  3. Start your first FM3 designs
  4. Join the Infineon Developer Community

Documents

Documents

Design resources

Developer community

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