CY8C3244LTI-130T

Overview

The CY8C3244LTI-130T is an 8-bit microcontroller from the Infineon PSoC 3 family, featuring a single-cycle 8051 CPU with a maximum operating frequency of 50 MHz. It integrates 16 kB of Flash program memory and 2 kB of SRAM within a 48-pin TSSOP package. The device supports a wide supply voltage range of 1.71 V to 5.5 V and operates across a temperature range of -40 °C to +85 °C. Key peripherals include a 12-bit Delta-Sigma ADC, four TCPWM modules, hardware I2C, and Full-Speed USB 2.0.

Feature Summary

• Integrates a high-performance single-cycle 8051 CPU with DMA controller for efficient data handling
• Features programmable analog and digital subsystems allowing flexible peripheral configuration
• Supports low-power operation with sleep and deep sleep modes for extended battery life
• Includes certified Full-Speed USB 2.0 interface with internal oscillator

Applications

• Consumer electronics requiring USB connectivity
• Industrial control systems with mixed-signal requirements
• Medical devices needing precise analog signal acquisition
• Battery-powered applications utilizing low-power modes

Procurement Notes

Verify the specific ordering suffix against official Infineon documentation to confirm package type and temperature grade. Ensure compatibility with PSoC Creator development tools. Confirm RoHS compliance status through manufacturer datasheets before procurement.

Selection Notes

Select this component when a flexible mixed-signal MCU with USB capability is required. Consider the 48-pin TSSOP package for space-constrained designs. Evaluate the 16 kB Flash and 2 kB RAM limits against application firmware size. Verify that the 50 MHz clock speed meets processing requirements.

Part Context

This part belongs to the PSoC 3 CY8C32 series, designed for highly integrated embedded applications. It combines an 8051 core with configurable analog and digital blocks on a single chip. The series targets cost-sensitive markets while offering performance comparable to higher-end MCUs through architectural efficiency.

Replacement Considerations

Check the CY8C3244PVI-133 for pin-compatible alternatives in SSOP packages. Review CY8C3245 variants for increased memory resources if needed. Consult Infineon's cross-reference guide for verified substitutes within the PSoC 3 portfolio.