CY8C4246LTI-DM405

Overview

The CY8C4246LTI-DM405 is an ARM Cortex-M0 microcontroller from the Infineon PSoC 4200 series. It features a 32-bit data bus, 64 kB of program memory, and 8 kB of SRAM. The device operates at a maximum clock frequency of 48 MHz with a supply voltage range of 1.71 V to 5.5 V. It includes a 12-bit ADC, 36 I/O pins, and interfaces such as I2C, SPI, and UART. Packaged in a QFN-68 format, it supports operation between -40°C and +85°C.

Feature Summary

• Integrates programmable analog and digital blocks for custom peripheral configuration
• Supports low-power operation modes suitable for battery-powered applications
• Includes hardware security features for code protection

Applications

• Human-machine interface (HMI) legacy systems
• Portable consumer electronics
• Industrial control modules

Procurement Notes

Verify the specific suffix DM405 against official Infineon documentation to confirm package type and temperature grade. Ensure compatibility with existing PCB footprints for the QFN-68 package. Check for moisture sensitivity levels and reflow soldering profiles required during assembly. Confirm RoHS compliance status through current datasheets.

Selection Notes

Select this component when a balance of moderate flash capacity and analog integration is required. The 48 MHz speed suits simple control tasks without complex processing needs. Consider the 1.71 V minimum voltage for low-power designs. Evaluate pin count requirements against the available 36 I/Os before finalizing the design.

Part Context

This part belongs to the PSoC 4200 family, which combines ARM Cortex-M0 cores with configurable analog blocks. It targets cost-sensitive embedded applications requiring mixed-signal capabilities. The series emphasizes flexibility through its programmable interconnects and peripherals.

Replacement Considerations

Consult official substitution guides for equivalent parts within the PSoC 4200M series. Verify functional compatibility regarding pinout and register mapping before replacing.