CY8C4247AZI-M475

Overview

The CY8C4247AZI-M475 is an ARM Cortex-M0 microcontroller within the PSoC 4200M series. It features a 128 kB Flash program memory and 16 kB SRAM data RAM. 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 one 12-bit SAR ADC, two low-power comparators, four Serial Communication Blocks (SCB), eight TCPWM blocks, and eight DMA channels. The component provides 51 I/O pins and supports interfaces including I2C, SPI, and UART in a TQFP-64 package.

Feature Summary

• Integrates programmable analog blocks including a 12-bit SAR ADC and low-power comparators for signal conditioning.
• Provides flexible digital connectivity through multiple Serial Communication Blocks supporting standard protocols.
• Includes hardware acceleration via dedicated Direct Memory Access channels for efficient data movement.

Applications

• Battery-powered portable devices requiring low power consumption
• Industrial control systems utilizing programmable analog inputs
• Consumer electronics with serial communication requirements

Procurement Notes

Verify the specific suffix M475 against official Infineon documentation to confirm pinout and package configuration. Ensure compatibility with required operating temperature ranges and voltage levels. Confirm RoHS compliance status through current datasheets. Validate that the TQFP-64 package meets PCB layout constraints. Check for any recent lifecycle notices or obsolescence warnings directly from the manufacturer.

Selection Notes

Select this component when a balance of processing speed and analog capability is needed. The 48 MHz Cortex-M0 core suits applications not requiring high-performance DSP. The wide voltage range allows direct interfacing with various logic levels. Verify that the available GPIO count and peripheral set meet system interface needs without excessive external components.

Part Context

This part belongs to the PSoC 4200M family, designed for cost-sensitive embedded applications. It combines a standard ARM processor with configurable analog and digital peripherals. The architecture allows designers to customize hardware resources to reduce board space and component count compared to discrete solutions.

Replacement Considerations

Consult official substitution guides for compatible parts within the PSoC 4 series. Verify pin-to-pin compatibility if replacing on existing boards. Ensure software libraries support the target replacement variant.