MSP430FR5949IRHAR

Microcontrollers Overview

The MSP430FR5949IRHAR is a 16-bit microcontroller from the Texas Instruments MSP430FR5949 series, housed in a VQFN-40 package. It features 64 kB of FRAM program memory and 2 kB of SRAM data RAM. The device supports a maximum clock frequency of 16 MHz and includes a 12-bit ADC with 16 channels. It provides 33 I/O pins and operates within a supply voltage range of 1.8 V to 3.6 V. The component supports interfaces including I2C, IrDA, SPI, and UART, and functions within an operating temperature range of -40°C to +85°C.

Microcontrollers Feature Summary

• Integrates non-volatile FRAM for high endurance and low power consumption
• Includes a 12-bit analog-to-digital converter with multiple input channels
• Supports standard communication protocols such as SPI, I2C, and UART

Microcontrollers Applications

• Battery-powered sensor nodes
• Industrial control systems
• Smart metering devices

Microcontrollers Procurement Notes

Verify the specific suffix IRHAR to confirm the VQFN-40 package and industrial temperature rating. Ensure compatibility with existing PCB footprints for this package type. Confirm that the required interface peripherals match the design specifications. Check for moisture sensitivity level requirements during assembly. Validate that the FRAM and SRAM capacities meet the application's memory constraints.

Microcontrollers Selection Notes

Select this model when a compact VQFN-40 footprint is required alongside substantial FRAM storage. It is suitable for designs needing multiple analog inputs via the 16-channel ADC. Consider this part for applications requiring robust industrial temperature performance. Compare against other MSP430 variants if different pin counts or memory sizes are needed.

Microcontrollers Part Context

This component belongs to the MSP430FR59xx family of ultra-low-power microcontrollers. It shares core architecture with other members like the MSP430FR5949IDAR but differs in packaging. The FRAM technology distinguishes it from traditional flash-based MCUs by offering faster write speeds and higher endurance.

Microcontrollers Replacement Considerations

MSP430FR5949IRHAT offers identical electrical specifications but uses cut tape packaging instead of reel.