The Infineon Technologies CY8C4A45LQI-483 is a microcontroller with a 32-bit single-core ARM® Cortex®-M0+ core processor.

• Processor: 32-bit single-core ARM® Cortex®-M0+
• Speed: 48MHz
• Package: Tray
• Standard Package: 490
• Series: PSOC® 4 CY8C4Axx
• Connectivity: I2C, IrDA, LINbus, Microwire, SmartCard, SPI, SSP, and UART/USART
• Peripherals: Brown-out Detect/Reset, CapSense, LCD, LVD, POR, PWM, and WDT
• Number of I/O: 38
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Oscillator Type: Internal
• Mounting Type: Surface Mount
• Device Package: 48-UFQFN Exposed Pad
• Temperature Range: -40°C ~ 85°C (TA)
• Voltage Supply: 1.71V ~ 5.5V
• REACH: Unaffected