CY8C20434-12LQXI Programmable System-on-Chip MCU, 28-LQFP Package

CY8C20434-12LQXI Overview

The CY8C20434-12LQXI is a versatile 8-bit microcontroller from the PSoC 1 family, combining a programmable system-on-chip architecture with embedded analog and digital blocks. Designed for embedded control applications, it integrates a 12 MHz internal oscillator, 4 KB of flash memory, and 256 bytes of SRAM, offering compact and efficient processing. This device supports flexible I/O configurations and multiple communication protocols, enabling engineers to optimize system design for industrial control, sensor interfacing, and consumer electronics. For reliable and cost-effective embedded solutions, the CY8C20434-12LQXI is a solid choice from IC Manufacturer.

CY8C20434-12LQXI Technical Specifications

CY8C20434-12LQXI Key Features

• Programmable System-on-Chip Architecture: Enables customization of analog and digital peripherals, reducing external component count and saving board space.
• Integrated 12 MHz Internal Oscillator: Allows stable and accurate timing without requiring an external crystal, simplifying design and lowering BOM costs.
• Low Power Operation: Supports voltage operation from 2.7 V to 5.5 V, enabling flexible use in battery-powered and energy-efficient applications.
• Rich Peripheral Set: Includes timers, PWM modules, UART, and SPI interfaces, facilitating versatile communication and control capabilities.

CY8C20434-12LQXI Advantages vs Typical Alternatives

The CY8C20434-12LQXI stands out with its integrated programmable analog and digital blocks, offering higher design flexibility than standard 8-bit microcontrollers. Its internal 12 MHz oscillator and low voltage operation improve system integration and power efficiency. This device reduces the need for external components, enhancing reliability and lowering overall system cost compared to typical discrete microcontroller solutions.

Typical Applications

• Industrial control systems requiring compact, low-power microcontrollers with customizable analog and digital functions for sensor interfacing and real-time control.
• Consumer electronics like home appliances that benefit from integrated peripherals and flexible I/O for user interface and communication.
• Embedded sensor nodes where low voltage operation and internal oscillators reduce power consumption and component count.
• Prototyping and development platforms that leverage programmable system-on-chip architecture for rapid system customization.

CY8C20434-12LQXI Brand Info

This microcontroller belongs to the PSoC 1 series from a leading semiconductor manufacturer specializing in programmable system-on-chip solutions. The product combines legacy 8051 core compatibility with modern programmable analog and digital blocks, enabling engineers to create highly integrated embedded systems. Recognized for quality and flexibility, the PSoC 1 family supports diverse industrial and consumer applications through scalable and cost-effective hardware platforms.

FAQ

What is the maximum operating frequency of this microcontroller?

The device operates at up to 12 MHz using its internal oscillator. This frequency supports a broad range of embedded control tasks without requiring an external crystal or resonator.

Does the device include any onboard analog peripherals?

Yes, it features programmable analog blocks including comparators, a digital-to-analog converter