Infineon Technologies CY8C4025LQS-S411
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $4.33 | $4.33 |
| 15+ | $4.20 | $63.00 |
| 25+ | $4.10 | $102.50 |
| 50+ | $3.88 | $194.00 |
| 100+ | $3.42 | $342.00 |
| N+ | $0.68 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Infineon Technologies |
| Product Series | PSOC™ 4 CY8C4000S |
| Packaging | Tray | |
| Core Processor | ARM® Cortex®-M0+ |
| Core Size | 32-Bit |
| Speed | 24MHz |
| Connectivity | I2C, IrDA, LINbus, Microwire, SmartCard, SPI, SSP, UART/USART |
| Peripherals | Brown-out Detect/Reset, CapSense, LCD, POR, PWM, WDT |
| Number of I/O | 19 |
| Program Memory Size | 32KB (32K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 4K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.71V ~ 5.5V |
| Data Converters | A/D 16x10b; D/A 1x7/1x8b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount, Wettable Flank |
| Supplier Device Package | 24-QFN (4x4) |
| Package / Case | 24-UFQFN Exposed Pad |
| ROHS |
The Infineon CY8C4025LQS-S411 is a 32-bit MCU built on the ARM Cortex-M0+ core, running at 24MHz. It provides 32KB flash and 4KB SRAM, with a supply range of 1.71V to 5.5V. Integrated CapSense, LCD drive, and PWM make it ideal for human-machine interfaces. The 24-UFQFN package and -40°C to 105°C range suit space-constrained industrial and consumer designs.
- Integrated CapSense: Eliminates external touch controllers, reducing BOM cost and board space.
- Wide Voltage Range (1.71V-5.5V): Supports both 2V battery and 5V USB supplies without level shifters.
- Low-Power Cortex-M0+: Enables energy-efficient operation for battery-powered devices.
- Compact 24-UFQFN: Fits small form-factor PCBs for wearables and sensors.
Portable Medical Devices
The 1.71V minimum supply and low-power ARM Cortex-M0+ core enable battery-operated glucose meters and pulse oximeters, with CapSense for hygienic touch interfaces.
Smart Home Control Panels
CapSense supports moisture-resistant touch buttons, while PWM outputs drive LED indicators. The 24-UFQFN package fits compact wall panels.
Industrial Sensor Nodes
With a 105°C rating and WDT, this MCU reliably reads analog sensors and communicates over I2C/SPI in factory automation.
Consumer Appliances
LCD drive capability and CapSense allow for cost-effective control of washing machines or microwaves, reducing mechanical switch failures.
Automotive Interior Lighting
The wide voltage range handles 12V battery drops via regulators, while PWM generates smooth dimming curves for ambient LED strips.
Battery-Powered IoT Sensors
Brown-out detection and low sleep current extend coin-cell life in temperature/humidity loggers, with 32KB flash for protocol stacks.
- Q: What is the operating voltage range of the CY8C4025LQS-S411?
- A: It operates from 1.71V to 5.5V, supporting both low-power and standard applications.
- Q: Does this MCU support capacitive sensing?
- A: Yes, it includes CapSense technology for touch and proximity sensing.
- Q: What is the maximum CPU speed?
- A: The ARM Cortex-M0+ core runs at up to 24MHz.
- Q: What package is available?
- A: It comes in a 24-UFQFN exposed pad package.
- Q: What is the temperature range?
- A: It is rated for -40°C to 105°C ambient.
- Q: What is the operating voltage range of the CY8C4025LQS-S411?
- A: It operates from 1.71V to 5.5V, supporting both low-power and standard applications.
- Q: Does this MCU support capacitive sensing?
- A: Yes, it includes CapSense technology for touch and proximity sensing.
- Q: What is the maximum CPU speed?
- A: The ARM Cortex-M0+ core runs at up to 24MHz.
- Q: What package is available?
- A: It comes in a 24-UFQFN exposed pad package.
- Q: What is the temperature range?
- A: It is rated for -40°C to 105°C ambient.

CY8C4025LQS-S411.pdf