MSP430F5418AIPN

Product Overview

The MSP430F5418AIPN from Texas Instruments is a 16-bit ultra-low-power MSP430 microcontroller featuring a 25 MHz RISC CPU, 128KB Flash, 16KB SRAM, a 12-bit SAR ADC, three 16-bit timers, up to four USCI communication modules, a 32-bit hardware multiplier, 3-channel DMA, and a real-time clock.

The device is designed for portable measurement, industrial control, sensing, monitoring, and other embedded applications requiring substantial memory, flexible connectivity, and low power consumption. It operates from 1.8V to 3.6V and is supplied in an 80-pin LQFP package.

Key Features

• 16-bit MSP430 RISC architecture

• Maximum system clock frequency of 25 MHz

• 128KB Flash memory

• 16KB SRAM

• 12-bit SAR ADC

• 14 external ADC channels plus 2 internal channels

• Internal ADC voltage reference

• Autoscan ADC capability

• Three 16-bit timers

• Timer_A0 with five capture/compare registers

• Timer_A1 with three capture/compare registers

• Timer_B0 with seven capture/compare shadow registers

• Up to four universal serial communication interfaces

• Enhanced UART with automatic baud-rate detection

• IrDA encoder and decoder

• Synchronous SPI

• I²C interface

• 32-bit hardware multiplier

• 3-channel internal DMA

• Real-time clock with alarm capability

• Up to 67 GPIOs

• Integrated programmable LDO

• Supply voltage supervision and brownout protection

• Serial onboard programming

• Fast wake-up from standby

• 1.8V to 3.6V supply voltage

• 80-pin LQFP package

• -40°C to +85°C operating temperature range

Technical Specifications

The exact MSP430F5418AIPN is an ACTIVE 80-pin LQFP (PN) device with a -40°C to +85°C operating range. TI identifies the device as a 25 MHz MCU with 128KB Flash, 16KB SRAM, 12-bit ADC, DMA, UART/SPI/I²C, timers, and hardware multiplication.

Processor & Architecture

The MSP430F5418AIPN uses Texas Instruments' 16-bit MSP430 RISC architecture with extended memory support and a maximum system clock frequency of 25 MHz.

The architecture uses 16-bit registers and constant generators to provide efficient code execution. A digitally controlled oscillator enables fast transitions from low-power modes to active operation, with typical wake-up from standby in approximately 3.5 µs.

The integrated 32-bit hardware multiplier accelerates multiplication and multiply-accumulate operations while reducing CPU processing overhead.

Memory & Storage

The MSP430F5418AIPN integrates:

• 128KB nonvolatile Flash memory

• 16KB SRAM

• Extended memory architecture

• Device information and calibration memory

• Full SRAM retention in supported low-power modes

The 128KB Flash provides storage for firmware and application code, while 16KB SRAM supports runtime variables, communication buffers, sensor data, and application processing.

Analog Peripherals

The MSP430F5418AIPN integrates a 12-bit SAR ADC featuring:

• 14 external analog input channels

• 2 internal channels

• Internal voltage reference

• Sample-and-hold

• Autoscan capability

• Configurable conversion resources

The ADC provides direct interfacing to sensors and analog monitoring circuits for measurement and control applications.

Timer & PWM Resources

The device integrates three 16-bit timers:

• Timer_A0 with five capture/compare registers

• Timer_A1 with three capture/compare registers

• Timer_B0 with seven capture/compare shadow registers

These timers support:

• PWM generation

• Input capture

• Output compare

• Pulse-width measurement

• Event timing

• Period measurement

• Embedded control functions

The RTC functionality can also be used for long-term timekeeping, scheduling, and low-power wake-up applications.

Communication & Connectivity

The MSP430F5418AIPN provides up to four universal serial communication interfaces.

USCI_A modules support:

• Enhanced UART

• Automatic baud-rate detection

• IrDA encode/decode

• Synchronous SPI

USCI_B modules support:

• I²C

• Synchronous SPI

The multiple serial interfaces allow simultaneous connections to sensors, displays, memory devices, wireless modules, and other embedded controllers.

Clock & Power Management

The MSP430F5418AIPN includes a Unified Clock System with:

• Digitally controlled oscillator

• FLL frequency stabilization

• Very-low-power oscillator (VLO)

• Trimmed low-frequency reference oscillator (REFO)

• 32-kHz crystal support

• High-frequency crystal support up to 32 MHz

The integrated power-management system includes a programmable LDO, supply voltage supervision, voltage monitoring, and brownout protection.

Low-Power Operation

The MSP430F5418AIPN is optimized for ultra-low-power applications.

Typical characteristics specified by TI include:

• Active Flash execution: approximately 230 µA/MHz at 8 MHz, 3.0V

• Active RAM execution: approximately 110 µA/MHz at 8 MHz, 3.0V

• LPM3 with RTC and crystal: approximately 1.7 µA at 2.2V and 2.1 µA at 3.0V

• LPM3 with VLO: approximately 1.2 µA at 3.0V

• LPM4: approximately 1.2 µA at 3.0V

• LPM4.5 shutdown: approximately 0.1 µA at 3.0V

• Typical wake-up from standby: 3.5 µs

Power Management

The integrated power-management system provides:

• Programmable internal LDO

• Regulated core-voltage control

• Supply voltage supervisor

• Supply voltage monitoring

• Brownout protection

• Multiple low-power modes

• Fast wake-up capability

These features allow the MSP430F5418AIPN to dynamically balance processing performance and power consumption in battery-powered embedded systems.

Security & Data Integrity

Security and data-integrity capabilities include:

• Secure debug support

• Flash memory protection

• JTAG/Spy-Bi-Wire programming and debugging

• Serial onboard programming

• 16-bit and 32-bit CRC resources

• Device identification and calibration information

The device supports controlled firmware programming and debugging for embedded production systems.

Development & Debugging

The MSP430F5418AIPN is supported by the Texas Instruments MSP430 development ecosystem, including:

• Code Composer Studio

• MSP430 development tools

• MSP430Ware

• MSP-FET programmer and debugger

• MSP-GANG production programmer

• JTAG debugging

• Spy-Bi-Wire debugging

• Serial Flash bootloader

• TI software libraries and code examples

TI documentation also identifies the MSP430F5418A as the 80-pin variant of the broader MSP430F543xA/F541xA family.

Applications

Typical applications include:

• Portable measurement equipment

• Industrial sensing

• Sensor monitoring

• Energy monitoring

• Data acquisition

• Battery-powered instrumentation

• Building automation

• Industrial control

• Metering systems

• Environmental monitoring

• Portable medical equipment

• Embedded control systems

• Low-power monitoring devices

The combination of 128KB Flash, 16KB SRAM, 12-bit ADC, multiple communication interfaces, DMA, timers, and ultra-low-power operation makes the device suitable for sophisticated embedded applications.

Benefits

• 25-MHz 16-bit MSP430 RISC CPU

• 128KB Flash provides substantial application memory

• 16KB SRAM supports complex embedded applications

• Integrated 12-bit ADC simplifies analog sensor interfaces

• 14 external ADC channels provide flexible analog connectivity

• Multiple UART, SPI, and I²C interfaces

• 32-bit hardware multiplier accelerates mathematical operations

• 3-channel DMA reduces CPU overhead

• Three 16-bit timers provide flexible PWM and timing

• Integrated RTC supports timekeeping and scheduling

• Ultra-low-power modes extend battery life

• Integrated LDO reduces external power-management components

• Up to 67 GPIOs provide extensive system I/O

• 80-pin LQFP package provides high peripheral integration

Packaging & Ordering Information

• Part Number: MSP430F5418AIPN

• Manufacturer: Texas Instruments

• Device Family: MSP430F5418A

• Package: 80-pin LQFP

• Package Code: PN

• Supply Voltage: 1.8V to 3.6V

• Operating Temperature: -40°C to +85°C

• Product Status: ACTIVE

TI identifies the exact MSP430F5418AIPN as an ACTIVE 80-pin PN LQFP device.

Datasheet

For complete electrical characteristics, pin configuration, memory architecture, ADC specifications, timer configuration, communication interfaces, absolute maximum ratings, and application information, please refer to the official Texas Instruments documentation.

Datasheet: Official MSP430F5418A Datasheet

Frequently Asked Questions

What is the MSP430F5418AIPN?
The MSP430F5418AIPN is a 25-MHz Texas Instruments 16-bit MSP430 microcontroller with 128KB Flash, 16KB SRAM, a 12-bit ADC, DMA, multiple UART/SPI/I²C interfaces, timers, RTC, and a hardware multiplier.

What is the maximum CPU frequency?
The MSP430F5418AIPN supports a maximum system clock frequency of 25 MHz.

How much Flash memory does it have?
The device integrates 128KB of Flash memory.

How much RAM does it have?
The MSP430F5418AIPN includes 16KB of SRAM.

Does it have an ADC?
Yes. It integrates a 12-bit SAR ADC with 14 external channels and 2 internal channels.

How many GPIOs are available?
The MSP430F5418A family provides up to 67 GPIOs in the 80-pin PN package variant.

What package is used?
The MSP430F5418AIPN uses an 80-pin LQFP package with the PN package code.

What is the operating temperature range?
The specified operating temperature range is -40°C to +85°C.

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