ST7FLI49K2T6

Microcontrollers Overview

The ST7FLI49K2T6 is an 8-bit microcontroller from the STMicroelectronics ST7LITE series, housed in a 32-LQFP package. It features 8 Kbytes of single-voltage extended Flash program memory with read-out protection and in-circuit programming capabilities. The device includes 256 x 8 bytes of EEPROM and 384 x 8 bytes of RAM. Operating at speeds up to 8 MHz with an internal oscillator, it supports a supply voltage range of 2.4V to 5.5V. Key peripherals include ten 10-bit analog-to-digital converters (ADC), I2C interface, PWM, watchdog timer, power-on reset, and low-voltage detection.

Microcontrollers Feature Summary

• Integrated 8 Kbytes of extended Flash program memory supporting in-application programming and read-out protection
• Includes ten 10-bit analog-to-digital converters for precise signal acquisition
• Features built-in low-voltage detection and power-on reset for system reliability
• Supports I2C communication and pulse-width modulation for peripheral control

Microcontrollers Applications

• Battery-powered consumer electronics requiring low voltage operation
• Appliances utilizing analog sensor inputs via ADC channels
• Industrial control systems needing robust reset and detection features
• Communication modules employing I2C interfaces

Microcontrollers Procurement Notes

Verify the specific suffix 'T6' confirms the 32-LQFP surface-mount package configuration. Confirm RoHS compliance status matches current regulatory requirements for your region. Ensure the source document explicitly lists the 8KB Flash variant, as other suffixes may indicate different memory sizes or packages. Cross-reference the manufacturer's official datasheet for the latest pinout and electrical characteristics before finalizing procurement.

Microcontrollers Selection Notes

Select this component when an 8-bit architecture suffices for cost-sensitive applications requiring moderate processing speed. The 8KB Flash capacity is suitable for firmware that does not demand extensive code storage. The inclusion of ten 10-bit ADCs makes it appropriate for designs involving multiple analog sensors. Verify that the 2.4V to 5.5V operating range aligns with the target system's power supply rails and that the 32-LQFP package fits the PCB layout constraints.

Microcontrollers Part Context

This part belongs to the ST7LITE family, designed for high-volume, cost-effective embedded applications. The ST7 architecture provides efficient code density and performance for 8-bit control tasks. The LITE series typically offers essential peripherals like ADCs and timers without the complexity of higher-end families, making it ideal for simple control loops and basic data acquisition tasks in consumer and industrial sectors.

Microcontrollers Replacement Considerations

Check for direct pin-compatible substitutes within the ST7LITE series, such as variants with different memory capacities like the ST7FLI49MK1T6. Verify that any replacement maintains the same 32-LQFP footprint and voltage specifications. Ensure the alternative part number retains the necessary peripheral count, specifically the number of ADC channels and Flash size required by the design.