CY8C4147LQIT453XQSA1

Infineon CY8C4147LQIT453XQSA1 - PSoC™ 4 Microcontroller Overview

The CY8C4147LQIT453XQSA1 is a high-performance, low-power microcontroller from Infineon Technologies' PSoC™ 4 family, featuring an ARM® Cortex®-M0+ 32-bit core running at 48MHz. This versatile MCU integrates programmable analog and digital peripherals, making it ideal for capacitive touch-sensing applications, motor control, and embedded system designs across aerospace, automotive, industrial, and medical sectors.

Key Features & Benefits

• High-Performance Processing: ARM Cortex-M0+ core delivers efficient 32-bit computing at 48MHz for responsive real-time applications
• Generous Memory: 128KB Flash program memory and 16KB SRAM provide ample space for complex firmware and data buffering
• Advanced Touch Sensing: Integrated CapSense technology enables sophisticated capacitive touch user interfaces without external components
• Flexible Connectivity: Multiple communication interfaces including I2C, SPI, UART/USART, and LINbus support diverse system architectures
• Robust Peripherals: Built-in DMA, PWM, watchdog timer, brown-out detection, and power-on-reset ensure reliable operation
• Wide Operating Range: 1.71V to 5.5V supply voltage and -40°C to 85°C temperature range suit harsh industrial environments
• Precision Analog: 16-channel 12-bit SAR ADC enables accurate sensor signal acquisition
• Compact Footprint: 48-pin QFN (6x6mm) package with exposed pad optimizes board space and thermal performance

Typical Applications

This microcontroller excels in applications requiring touch-sensing HMI, low-power operation, and mixed-signal integration including industrial control panels, consumer appliances, automotive dashboard controls, medical device interfaces, and IoT edge nodes.

Technical Specifications

Product attributes	Property Value
Manufacturer	Infineon Technologies
Product Series	PSOC™ 4
Packaging	Tray |
Core Processor	ARM® Cortex®-M0+
Core Size	32-Bit
Speed	48MHz
Connectivity	I2C, LINbus, SPI, UART/USART
Peripherals	Brown-out Detect/Reset, CapSense, DMA, POR, PWM, WDT
Number of I/O	37
Program Memory Size	128KB (128K x 8)
Program Memory Type	FLASH
EEPROM Size	-
RAM Size	16K x 8
Voltage - Supply (Vcc/Vdd)	1.71V ~ 5.5V
Data Converters	A/D 16x12b SAR
Oscillator Type	Internal
Operating Temperature	-40°C ~ 85°C (TA)
Memory Type	Surface Mount
Grade	-
Qualification	-
Package / Case	48-QFN (6x6)
Supplier Device Package	48-UFQFN Exposed Pad
ROHS

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