CY8C4245FNI-DS402T

Overview

The CY8C4245FNI-DS402T is an ARM Cortex-M0 microcontroller from the PSoC 4000S series. It features a 32-bit data bus, 32 kB of Flash program memory, and 4 kB of SRAM data RAM. The device supports a maximum clock frequency of 48 MHz and provides 21 I/O pins. It includes interfaces such as I2C, SPI, and UART, along with four timers/counters. Operating voltage ranges from 1.71 V to 5.5 V, with a commercial temperature range.

Feature Summary

• Integrates ARM Cortex-M0 core for efficient processing
• Includes programmable analog blocks and digital peripherals
• Supports CapSense touch sensing capabilities
• Features low power consumption modes

Applications

• Human Machine Interface (HMI) applications
• CapSense touch sensing designs
• General purpose embedded control systems

Procurement Notes

Verify component authenticity through authorized Infineon distributors or certified partners. Confirm package type and suffix codes match project requirements. Check RoHS compliance status and lead times prior to ordering. Ensure storage conditions adhere to moisture sensitivity level specifications to prevent damage during assembly.

Selection Notes

Select this MCU for applications requiring integrated analog and digital resources in a compact package. Compare pin counts and peripheral availability against design constraints. Evaluate power supply requirements against the specified voltage range. Consider thermal performance within the operating temperature limits for the intended environment.

Part Context

This component belongs to the Infineon PSoC 4000S family, designed for mixed-signal applications. It combines a high-performance CPU with configurable analog and digital blocks. The series targets cost-sensitive markets requiring flexible integration of sensors and user interfaces.

Replacement Considerations

Public sources indicate this product is no longer manufactured. Consult official replacement guides or contact Infineon sales for current alternatives within the PSoC 4 series.