MSP430FR69791IPN

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices
• Characteristics: Low power consumption, high performance, integrated peripherals
• Package: 80-pin LQFP (Low-profile Quad Flat Package)
• Essence: A microcontroller designed for low-power applications with integrated FRAM (Ferroelectric Random Access Memory) and various peripherals.
• Packaging/Quantity: Available in tape and reel packaging, quantity depends on the supplier.

Specifications

• Architecture: 16-bit RISC
• CPU Speed: Up to 24 MHz
• Flash Memory: 256 KB
• RAM: 16 KB
• FRAM: 64 KB
• Operating Voltage Range: 1.8V - 3.6V
• Digital I/O Pins: 53
• Analog Input Channels: 16
• Communication Interfaces: UART, SPI, I2C, USB
• Timers: 4x 16-bit, 1x 32-bit
• ADC Resolution: 12-bit
• Temperature Sensor: Yes
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MSP430FR69791IPN has a total of 80 pins. The pin configuration is as follows:

• P1.x: General-purpose I/O pins (x = 0 to 7)
• P2.x: General-purpose I/O pins (x = 0 to 7)
• P3.x: General-purpose I/O pins (x = 0 to 7)
• P4.x: General-purpose I/O pins (x = 0 to 7)
• P5.x: General-purpose I/O pins (x = 0 to 7)
• P6.x: General-purpose I/O pins (x = 0 to 7)
• P7.x: General-purpose I/O pins (x = 0 to 7)
• P8.x: General-purpose I/O pins (x = 0 to 7)
• P9.x: General-purpose I/O pins (x = 0 to 7)
• P10.x: General-purpose I/O pins (x = 0 to 7)
• P11.x: General-purpose I/O pins (x = 0 to 7)
• P12.x: General-purpose I/O pins (x = 0 to 7)
• PJ.x: JTAG pins (x = 0 to 3)

Functional Features

• Low power consumption: The MSP430FR69791IPN is designed for low-power applications, making it suitable for battery-powered devices.
• Integrated FRAM: The microcontroller features integrated Ferroelectric Random Access Memory (FRAM), which provides non-volatile memory with fast write speeds and high endurance.
• Peripherals: It includes various peripherals such as UART, SPI, I2C, USB, timers, and an ADC, allowing for easy integration into different applications.
• Temperature Sensor: The built-in temperature sensor enables accurate temperature measurements without the need for external components.

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life in portable devices. - Integrated FRAM provides fast and reliable non-volatile memory. - Wide operating voltage range allows flexibility in power supply options. - Rich set of peripherals simplifies system integration.

Disadvantages: - Limited flash memory size compared to some other microcontrollers. - Higher cost compared to some lower-end microcontrollers.

Working Principles

The MSP430FR69791IPN operates based on a 16-bit RISC architecture. It executes instructions fetched from its flash memory using a Harvard architecture, where program and data memories are separate. The microcontroller can operate at speeds up to 24 MHz and has various power-saving modes to minimize energy consumption.

Detailed Application Field Plans

The MSP430FR69791IPN is suitable for a wide range of applications, including but not limited to: - Internet of Things (IoT) devices - Wearable devices - Sensor networks - Home automation systems - Industrial control systems - Medical devices

Alternative Models

If the MSP430FR69791IPN does not meet specific requirements, alternative microcontrollers with similar features and capabilities include: - MSP430FR6979: Similar features but with more flash memory (512 KB) - MSP430FR6978: Similar features but with less flash memory (128 KB) - STM32L4 series: ARM Cortex-M4 based microcontrollers with low power consumption and integrated peripherals.

(Note: The above list is not exhaustive and other alternatives may exist in the market.)

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