CY8C4125AZI-473 Programmable System-on-Chip (PSoC) IC, 48-QFN Package

  • This device integrates a programmable microcontroller core, enabling flexible control for embedded applications.
  • The CY8C4125AZI-473 features precise analog and digital interfaces, essential for accurate sensor data processing.
  • Its compact LFCSP package reduces PCB footprint, optimizing space in dense hardware designs.
  • Ideal for consumer electronics, it supports responsive user interfaces through efficient input/output management.
  • Manufactured with standard quality controls, it ensures consistent performance in varied operating conditions.
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CY8C4125AZI-473 Overview

The CY8C4125AZI-473 is a versatile PSoC 4 series microcontroller designed for mixed-signal applications, combining a programmable analog and digital block architecture with an ARM Cortex-M0 core. This device offers integrated CapSense? capacitive sensing technology, suitable for touch and proximity sensing applications. With its flexible digital and analog peripherals, low power consumption, and compact 32-pin QFN package, it supports efficient embedded system designs in industrial, consumer, and IoT environments. For detailed design resources and purchasing, visit the IC Manufacturer.

CY8C4125AZI-473 Technical Specifications

ParameterSpecification
CoreARM Cortex-M0, 24 MHz
Flash Memory32 KB
SRAM4 KB
Package32-pin QFN (5×5 mm)
Operating Voltage1.71 V to 3.6 V
Capacitive Sensing PinsUp to 8
Analog Blocks2 programmable blocks (ADC, DAC, OpAmp)
Digital Blocks5 programmable digital blocks
Communication InterfacesI2C, SPI, UART
Temperature Range-40??C to +85??C

CY8C4125AZI-473 Key Features

  • ARM Cortex-M0 Core: Provides efficient processing power at 24 MHz, enabling responsive control and low-latency operation for embedded applications.
  • Integrated CapSense? Technology: Supports up to 8 capacitive sensing inputs, enabling advanced touch and proximity sensing with high sensitivity and noise immunity.
  • Flexible Programmable Analog and Digital Blocks: Allows customization of ADC, DAC, OpAmps, and digital logic, reducing external component count and enhancing system integration.
  • Low Power Operation: Supports multiple low power modes, optimizing battery life and energy efficiency in portable and IoT devices.
  • Rich Communication Interfaces: Includes I2C, SPI, and UART protocols for seamless connectivity and integration with a wide range of industrial and consumer peripherals.

CY8C4125AZI-473 Advantages vs Typical Alternatives

This microcontroller combines high integration of programmable analog and digital blocks with capacitive sensing capabilities, reducing system complexity and component count compared to typical fixed-function MCUs. The ARM Cortex-M0 core achieves reliable performance with low power consumption, while the flexible peripherals offer enhanced customization. These advantages translate into improved design efficiency, sensitivity, and robustness, making it ideal for advanced sensing and control applications.

Typical Applications

  • Touch and Proximity Sensing Interfaces: Ideal for implementing user interfaces with capacitive buttons, sliders, and proximity detection in industrial and consumer devices.
  • Embedded Control Systems: Suitable for low-power control in portable instrumentation, home automation, and IoT sensor nodes requiring mixed-signal processing.
  • Industrial Automation: Enables sensor signal conditioning and communication in compact, rugged devices operating across a wide temperature range.
  • Consumer Electronics: Provides a cost-effective solution for capacitive touch controls and low-power embedded functions in appliances and wearable devices.

CY8C4125AZI-473 Brand Info

This product is part of the PSoC 4 family from Cypress Semiconductor, renowned for integrating programmable analog and digital blocks alongside ARM Cortex-M0 cores. The CY8C4125AZI-473 combines Cypress??s patented CapSense? capacitive sensing technology with flexible mixed-signal functionality, enabling engineers to design compact, low-power embedded systems with advanced sensing and control. The device is supported by comprehensive development tools, including PSoC Creator IDE and middleware libraries, facilitating rapid prototyping and production deployment.

FAQ

What is the maximum operating frequency of the CY8C4125AZI-473?

The device operates at a maximum clock speed of 24 MHz using the ARM Cortex-M0 core. This frequency provides an optimal balance between processing performance and power efficiency for embedded applications.

How many capacitive sensing inputs does the device support?

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