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CY8C4014LQI-421T

IFXCY8C4014LQI-421T

Infineon Technologies
ARM® Cortex®-M0 PSOC™ 4 CY8C4000 Microcontroller IC 32-Bit 16MHz 16KB (16K x 8) FLASH 16-QFN (3x3)
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Overview

The CY8C4014LQI-421T is a member of the PSoC 4000 family, featuring an Arm Cortex-M0 core running at up to 16MHz with 16KB of Flash and 2KB of RAM. This entry-level PSoC 4 device provides a flexible architecture for integrating custom digital and analog functions into a compact 16-pin QFN package. It operates over a wide voltage range from 1.71V to 5.5V, making it suitable for both battery-powered and industrial 5V systems.

Why Choose This Part

The PSoC 4 architecture allows for flexible pin routing and internal signal interconnects that reduce the need for external components. It offers extremely low power consumption with a deep sleep mode of approximately 1.4uA and supports high-voltage operation up to 5.5V for improved noise immunity.

Applications

Capacitive Touch Sensing
Utilizing integrated CapSense technology for implementing buttons, sliders, and proximity sensors in consumer interfaces.
System Management
Managing power sequencing, thermal monitoring, and housekeeping tasks for larger application processors.
LED Lighting Control
Using integrated PWM channels for brightness and color control in small-scale decorative or functional lighting.
Smart Sensors
Interfacing with analog sensors via internal DACs and processing data for transmission over I2C.

Key Specifications

Speed 16MHz
RAM Size 2K x 8
Core Size 32-Bit
Peripherals Brown-out Detect/Reset, POR, PWM, WDT
Connectivity I2C
Mounting Type Surface Mount
Number of I/O 12
Core Processor ARM Cortex-M0
Package / Case 16-UFQFN Exposed Pad
Data Converters D/A 1x7b, 1x8b
Oscillator Type Internal
Program Memory Size 16KB (16K x 8)
Program Memory Type FLASH
Operating Temperature -40degC ~ 85degC (TA)
Supplier Device Package 16-QFN (3x3)
Voltage - Supply (Vcc/Vdd) 1.71V ~ 5.5V

Getting Started

To develop for this MCU, use the PSoC Creator IDE or ModusToolbox for configuration and coding. The CY8CKIT-040 PSoC 4000 Pioneer Kit is the recommended hardware platform for initial prototyping and debugging via the onboard KitProg programmer.

Also Consider

ATtiny1616 MCHPMicrochip Technology - Offers similar memory and pin count with specialized Core Independent Peripherals for lower CPU overhead.
STM32L011F4 STMicroelectronics - Alternative Cortex-M0+ option with ultra-low power consumption and different peripheral set for battery-sensitive applications.

Categories

Microcontrollers > ARM Cortex-M0 / M0+ Microcontrollers > Infineon Wearables & Medical > Ultra-Low Power MCUs Consumer Electronics > Touch & Gesture Control