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Integrated Circuits (ICs)

CY8C3446AXI-105

MCU 8-bit CY8Cxxx 8051 RISC 64KB Flash 2.5V/3.3V/5V 100-Pin TQFP Tray

The Infineon MCU 8-bit CY8Cxxx is a versatile and powerful microcontroller designed for a wide range of embedded applications. Featuring a robust 8051 core architecture, this microcontroller operates at a maximum frequency of 50MHz and is equipped with 64KB of FLASH memory, making it ideal for applications that require efficient processing and ample storage. With a wide supply voltage range of 1.7V to 5.5V and an extensive set of interfaces, including I2C, SPI, and USB, the CY8Cxxx is well-suite

BrandInfineon
PackageTQFP
Device TypeMicrocontrollers

Full Specifications

Case/PackageLQFP
Number of Pins100
Core Architecture8051
Data Bus Width8b
Max Frequency50MHz
Number of I/Os62
InterfaceEBI/EMI, I2C, LIN, SPI, UART, USART, USB
Memory TypeFLASH
Memory Size64kB
Min Supply Voltage1.7V
Max Supply Voltage5.5V
PeripheralsCapSense, DMA, I2C, LCD, POR, PWM, WDT
Lifecycle StatusProduction
Frequency50MHz

About This Product

The Infineon MCU 8-bit CY8Cxxx is a versatile and powerful microcontroller designed for a wide range of embedded applications. Featuring a robust 8051 core architecture, this microcontroller operates at a maximum frequency of 50MHz and is equipped with 64KB of FLASH memory, making it ideal for applications that require efficient processing and ample storage. With a wide supply voltage range of 1.7V to 5.5V and an extensive set of interfaces, including I2C, SPI, and USB, the CY8Cxxx is well-suited for both consumer and industrial electronics. Its compact 100-pin TQFP package ensures easy integration into various designs while maintaining high performance across a temperature range of -40°C to 85°C.

What is this product used for?

Suitable for design, repair, and production programs using Microcontrollers devices.

Key Features

  • Case/Package: LQFP
  • Number of Pins: 100
  • Interface: EBI/EMI, I2C, LIN, SPI, UART, USART, USB
  • Lifecycle Status: Production
  • Core Architecture: 8051
  • Data Bus Width: 8b

Typical Use Cases

Embedded Processors and Controllers Microcontrollers TQFP Microcontrollers

Sourcing Support for This MPN

Contact JaronSemi to confirm package, date code, and traceability requirements.

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  • Approved-alternate and cross-reference review when the requested line is constrained
  • Availability, lifecycle, and supply-risk discussion for procurement planning
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RFQ Checklist

Part number Confirm the target MPN or suggest approved alternates
Target Quantity Sample, pilot run, or mass production volume
Project stage Prototype, NPI, or ongoing production
Target price Budget or target price range if available
MCU 8-bit CY8Cxxx 8051 RISC 64KB Flash 2.5V/3.3V/5V 100-Pin TQFP Tray

CY8C3446AXI-105

Infineon

The Infineon MCU 8-bit CY8Cxxx is a versatile and powerful microcontroller designed for a wide range of embedded applications. Featuring a robust 8051 core architecture, this microcontroller operates at a maximum frequency of 50MHz and is equipped with 64KB of FLASH memory, making it ideal for applications that require efficient processing and ample storage. With a wide supply voltage range of 1.7V to 5.5V and an extensive set of interfaces, including I2C, SPI, and USB, the CY8Cxxx is well-suite

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