PSoC™ 4000 - Entry-Level
The PSoC™ 4000 family delivers the industry's best capacitive-sensing technology, CAPSENSE™, to implement buttons, sliders and proximity sensors.
PSoC™ 4000 and PSoC™ 4000S are cost-optimized, entry-level PSoC™ 4 devices with an Arm® Cortex®-M0 and M0+ cores. PSoC™ 4 provides 32-bit performance along with PSoC™ value added features such as CAPSENSE™ and flexible peripherals to an evolving market.
32-bit MCU subsystem
- Arm® Cortex® M0 and Arm® Cortex®-M0+ Cores
- Up to 48MHz CPU speed
- Up to 32 KB Flash, 4 KB SRAM
- Real-time clock with Watch Crystal Oscillator (WCO)
Programmable Analog Blocks
- Up to 10-bit, 11.6 Ksps ADC
- Up to 2 low power comparators
- CAPSENSE™ block supporting mutual-capacitance sensing
Programmable Digital Blocks
- Up to 5 Timer/Counter/PWM blocks
- Up to 2 Serial Configuration Blocks (SCBs)
I/O Subsystem
- Up to 36 GPIO
The PSoC™ 4000 family delivers the industry's best capacitive-sensing technology, CAPSENSE™, to implement buttons, sliders and proximity sensors. Supporting mutual-capacitance sensing, robust waterproofing, and SmartSense Auto-Tuning, CAPSENSE™ works under severe environments and speeds time-to-market with no manual tuning required.

Infineon's PSoC™ software delivers easy-to-use tools to get your ideas to market quickly and easily. ModusToolbox comprises Infineon's latest development tools including an IDE. PSoC Creator delivers a game-changing schematic entry design methodology and IDE.
ModusToolbox™
ModusToolbox™ was built to make the developers life easy. It is a collection of easy-to-use software and tools enabling rapid development of Infineon MCUs, covering applications from embedded sense and control to wireless and cloud-connected systems using AIROC™ Wi-Fi, AIROC™ Bluetooth®, and AIROC™ Wi-Fi and Combo devices.
PSoC™ Creator
PSoC Creator is an Integrated Design Environment (IDE) that enables concurrent hardware and firmware editing, compiling, and debugging of PSoC and FM0+ systems. Applications are created using schematic capture and over 150 pre-verified, production-ready peripheral Components.
Datasheet | PSoC™ 4000 | PSoC™ 4000S |
Core | Arm Cortex-M0 | Arm Cortex-M0+ |
Max CPU Speed | 16-MHz | 48-MHz |
Flash/SRAM (KB) | 16/2 | 32/4 |
ADC | CSD ADC | 10-bit Single-Slope |
Comparators | 1 | 3 |
IDACs | 2 | 2 |
Smart I/O | 0 | 16 |
Timers/Counters/PWMs | 1 | 5 |
Serial Interfaces | 1 | 2 |
CAPSENSE™ Blocks | 1 | 1 |
GPIO | 20 | 36 |
Pioneer Kit | CY8CKIT-040 | CY8CKIT-041-40XX |
Prototyping Kit | N/A | CY8CKIT-145-40XX |
- Watch the Introduction to PSoC™ 4 video.
- Download PSoC™ Creator to begin development on your PSoC 4 parts.
- Purchase the CY8CKIT-040 PSoC 4000 Pioneer development kit.
- Start your first PSoC™ designs with the Getting started application note.
- Join the Infineon Developer Community.
Access to additional technical documentation:
By registering for myInfineon Collaboration Platform you can get access to additional add-on technical documentation, trainings, tools, and much more. Please follow these steps in order to get started:
- Register for myInfineon
- For AURIX documentation please send email to AURIX@infineon.com
- For Traveo documentation please email to Traveo@infineon.com
- For PSoC documentation please email to autopsoc@infineon.com
- You will receive a confirmation which explains how to use your new access
Please find all PSoC™ 101: Lessons here.