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MSP430F2121IPWR from TI,Texas Instruments

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MSP430F2121IPWR

Manufacturer: TI

16-bit Ultra-Low-Power Microcontroller, 4kB Flash, 256B RAM, Comparator 20-TSSOP -40 to 85

Partnumber Manufacturer Quantity Availability
MSP430F2121IPWR TI 7783 In Stock

Description and Introduction

16-bit Ultra-Low-Power Microcontroller, 4kB Flash, 256B RAM, Comparator 20-TSSOP -40 to 85 # Introduction to the MSP430F2121IPWR Microcontroller  

The **MSP430F2121IPWR** is a low-power, high-performance microcontroller from Texas Instruments' MSP430 family. Designed for embedded applications requiring efficient power consumption and reliable processing, this 16-bit MCU is well-suited for battery-operated devices, sensor interfaces, and portable instrumentation.  

Featuring an integrated **16-bit RISC CPU**, the MSP430F2121IPWR operates at up to 16 MHz, delivering efficient processing while minimizing energy usage. Its ultra-low-power modes make it ideal for applications where extended battery life is critical. The device includes **4KB of flash memory** and **256B of RAM**, providing sufficient storage for embedded firmware and data handling.  

Key peripherals include a **10-bit ADC**, **comparator**, **USCI (Universal Serial Communication Interface)**, and multiple timers, enabling versatile interfacing with sensors, communication modules, and control systems. The USCI supports UART, SPI, and I2C protocols, facilitating seamless connectivity with external components.  

Packaged in a **TSSOP-28** form factor, the MSP430F2121IPWR offers a compact footprint for space-constrained designs. Its robust architecture, combined with low-power operation and integrated analog features, makes it a preferred choice for industrial, medical, and consumer electronics applications.  

With its balance of performance, power efficiency, and peripheral integration, the MSP430F2121IPWR is a versatile solution for developers seeking a reliable microcontroller for energy-sensitive embedded systems.

Application Scenarios & Design Considerations

16-bit Ultra-Low-Power Microcontroller, 4kB Flash, 256B RAM, Comparator 20-TSSOP -40 to 85

Alternative Part Number

  • MSP430G2231IPW14R --: Value Line MSP430 in the same 14-pin TSSOP package with comparable 16-bit MCU features and low power consumption, a common drop-in upgrade path.
  • PIC16F1824-I/ST --: 8-bit MCU in 14-pin TSSOP with similar GPIO count, timers, and low-power operation; a viable alternative from a different vendor family.
  • STM8S003F3P6 --: Low-cost 8-bit MCU with comparable peripheral set and low power, suitable as a functional substitute when re-layout is acceptable.

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