CY8C3244AXI-153

Overview

The CY8C3244AXI-153 is an 8-bit microcontroller from Infineon's PSoC 3 family, featuring an 8051 core operating at up to 50 MHz. It integrates 16 kB of Flash program memory and 2 kB of SRAM within a 100-pin TQFP package. The device supports a supply voltage range of 1.71 V to 5.5 V and includes a 12-bit Delta-Sigma ADC. It provides 70 I/O pins and interfaces such as I2C, SPI, UART, and USB.

Feature Summary

• Integrates a single-cycle 8051 CPU with DMA controller for efficient data handling
• Features configurable analog and digital peripherals via Universal Digital Blocks
• Supports CapSense touch sensing technology on GPIO pins
• Includes certified Full-Speed USB 2.0 interface

Applications

• Consumer electronics requiring low power consumption
• Industrial control systems with mixed-signal requirements
• Medical devices utilizing precise analog measurement capabilities
• Communication equipment needing programmable serial interfaces

Procurement Notes

Verify the specific ordering suffix against official Infineon documentation to confirm pinout and package compatibility. Ensure that the selected variant matches the required I/O count and memory configuration for your design. Cross-reference the datasheet revision date to guarantee access to the most current electrical specifications and reliability data before finalizing procurement.

Selection Notes

Select this component when a flexible mixed-signal architecture is required alongside an 8051 processor. Consider the CY8C3244AXI-153 if the application demands extensive GPIO availability and integrated USB connectivity. Evaluate the available UDB resources to ensure sufficient digital logic capacity exists for custom peripheral implementations without external components.

Part Context

This part belongs to the PSoC 3 CY8C32 series, designed for highly integrated system solutions. It combines programmable analog blocks with digital logic on a single chip. The series targets applications needing reduced board space and component count through high configurability of internal resources.

Replacement Considerations

Consult the official PSoC 3 product selector for direct substitutes with identical pinouts or updated revisions. Verify functional equivalence regarding memory size and peripheral availability before transitioning to alternative part numbers within the same manufacturer portfolio.