MSP430FR68891IPZ

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices
• Characteristics: Low power consumption, high performance, integrated peripherals
• Package: 100-pin LQFP package
• Essence: A microcontroller designed for low-power applications with integrated FRAM memory and various peripherals
• Packaging/Quantity: Available in individual packages

Specifications

• Architecture: 16-bit RISC
• CPU Speed: Up to 24 MHz
• Memory: 256 KB FRAM, 16 KB SRAM
• Operating Voltage: 1.8V - 3.6V
• Digital I/O Pins: 87
• Analog Inputs: 24
• Communication Interfaces: UART, SPI, I2C, USB
• Timers: 4x 16-bit timers, 1x 32-bit timer
• ADC Resolution: 12-bit
• Temperature Sensor: Yes
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MSP430FR68891IPZ has a total of 100 pins. The pin configuration is as follows:

• Pins 1-10: Digital I/O pins
• Pins 11-20: Analog input pins
• Pins 21-30: Communication interface pins
• Pins 31-40: Timer pins
• Pins 41-50: Power supply and ground pins
• Pins 51-60: Additional digital I/O pins
• Pins 61-70: Additional analog input pins
• Pins 71-80: Additional communication interface pins
• Pins 81-90: Additional timer pins
• Pins 91-100: Reserved for future use

Functional Features

• Ultra-low power consumption for battery-operated applications
• Integrated FRAM memory for non-volatile data storage
• Wide operating voltage range for flexibility in power supply
• Multiple communication interfaces for connectivity options
• High-resolution ADC for accurate analog measurements
• Temperature sensor for temperature monitoring
• Integrated timers for precise timing control

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life - FRAM memory provides fast and reliable data storage - Integrated peripherals reduce external component count - Wide operating voltage range allows for versatile power supply options

Disadvantages: - Limited number of I/O pins compared to some other microcontrollers - Higher cost compared to some alternative models

Working Principles

The MSP430FR68891IPZ operates based on a 16-bit RISC architecture. It executes instructions fetched from its internal memory, which includes FRAM for non-volatile data storage and SRAM for temporary data storage. The microcontroller can communicate with external devices through its various communication interfaces such as UART, SPI, I2C, and USB. It also features integrated timers for precise timing control and an ADC for analog measurements. The low-power design of the MSP430FR68891IPZ allows it to operate efficiently in battery-powered applications.

Detailed Application Field Plans

The MSP430FR68891IPZ is suitable for a wide range of applications, including but not limited to:

1. Internet of Things (IoT) devices: The low power consumption and integrated peripherals make it ideal for IoT applications where energy efficiency and connectivity are crucial.
2. Home automation systems: The microcontroller can be used to control and monitor various home automation devices, such as smart thermostats, lighting systems, and security systems.
3. Industrial automation: With its high-performance capabilities and integrated peripherals, the MSP430FR68891IPZ can be utilized in industrial automation systems for process control, monitoring, and data acquisition.
4. Wearable devices: The low power consumption and small form factor of the microcontroller make it suitable for wearable devices such as fitness trackers, smartwatches, and medical monitoring devices.

Detailed and Complete Alternative Models

1. MSP430FR5994IPZ: Similar to the MSP430FR68891IPZ, but with a smaller memory size (128 KB FRAM) and fewer I/O pins.
2. MSP430FR6989IPZ: Offers similar features to the MSP430FR68891IPZ, but with a larger memory size (512 KB FRAM) and more I/O pins.
3. STM32L476RGT6: A microcontroller from STMicroelectronics with similar low-power characteristics and integrated peripherals, but based on a different architecture (ARM Cortex-M4).

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