MSP430F5419AIPZR

Product Overview

The MSP430F5419AIPZR from Texas Instruments is a 16-bit ultra-low-power microcontroller featuring a 25-MHz MSP430 RISC CPU, 128KB Flash memory, 16KB SRAM, a 12-bit SAR ADC, three 16-bit timers, up to four USCI communication modules, a 32-bit hardware multiplier, three-channel DMA, and a real-time clock.

Designed for low-power embedded and portable measurement applications, the MSP430F5419AIPZR combines high processing efficiency with flexible clock and power-management features. The device operates from 1.8V to 3.6V and provides up to 87 GPIOs in a 100-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 reference

• Three 16-bit timers

• Timer_A0 with five capture/compare registers

• Timer_A1 with three capture/compare registers

• Timer_B0 with seven capture/compare registers

• Up to four USCI communication modules

• 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 functionality

• Up to 87 GPIOs

• Integrated programmable LDO

• Supply voltage supervision and brownout protection

• Fast wake-up from standby mode

• Serial onboard programming

• Ultra-low-power operating modes

• 1.8V to 3.6V supply voltage

• 100-pin LQFP package

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

Technical Specifications

The exact MSP430F5419AIPZR ordering option is a 100-pin LQFP (PZ) device supplied in 1,000-piece large tape-and-reel packaging.

Processor & Architecture

The MSP430F5419AIPZR uses Texas Instruments' 16-bit MSP430 RISC architecture with extended memory support and a maximum system clock of 25 MHz.

The CPU uses 16-bit registers and multiple addressing modes to provide efficient instruction execution. Its architecture is optimized for embedded applications requiring a combination of processing capability, peripheral integration, and low power consumption.

A 32-bit hardware multiplier accelerates mathematical operations without requiring extensive CPU software processing.

Memory & Storage

The MSP430F5419AIPZR integrates:

• 128KB Flash memory

• 16KB SRAM

• Extended memory architecture

• Flash information memory

• Device-specific calibration and descriptor information

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

Analog Peripherals

The device includes a high-performance 12-bit SAR ADC with:

• 14 external analog input channels

• 2 internal channels

• Internal voltage reference

• Sample-and-hold circuitry

• Automatic scan capability

• Integrated calibration information

The ADC makes the MSP430F5419AIPZR suitable for embedded measurement, sensor interfaces, monitoring systems, and portable instrumentation.

Timer & PWM Resources

The MSP430F5419AIPZR integrates three independent 16-bit timers:

• Timer_A0 with five capture/compare registers

• Timer_A1 with three capture/compare registers

• Timer_B0 with seven capture/compare registers

These timer resources support:

• PWM generation

• Input capture

• Output compare

• Event timing

• Period measurement

• Pulse-width measurement

• Motor and actuator control

The capture/compare resources provide flexible timing and PWM functionality for embedded control applications.

Communication & Connectivity

The MSP430F5419AIPZR 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 connection to sensors, displays, memory devices, wireless modules, and other microcontrollers.

Clock & Power Management

The Unified Clock System provides multiple clock sources, including:

• Digitally controlled oscillator (DCO)

• FLL frequency stabilization

• Very-low-power oscillator (VLO)

• Trimmed low-frequency oscillator (REFO)

• 32-kHz crystal oscillator

• High-frequency crystal support up to 32 MHz

The device also integrates a programmable LDO and power-management module with supply voltage supervision, supply monitoring, and brownout protection.

Low-Power Operation

The MSP430F5419AIPZR is designed for ultra-low-power embedded applications.

Typical power characteristics include:

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

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

• LPM3 with RTC: 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 time from standby: 3.5 µs

Power Management

The integrated power-management module includes:

• Programmable internal LDO

• Programmable regulated core voltage

• Supply voltage supervisor

• Supply voltage monitor

• Brownout protection

• Multiple low-power modes

• Fast wake-up capability

These features allow the MSP430F5419AIPZR to dynamically balance processing performance and power consumption in battery-powered systems.

Security & Data Integrity

The MSP430F5419A family provides security-related features including:

• Secure debug support

• Device-specific calibration and identification information

• Flash memory protection mechanisms

• CRC support through MSP430 peripheral resources

• Serial onboard programming without external programming voltage

The device is classified by TI as a catalog product and supports embedded applications where firmware protection and controlled device access are required.

Development & Debugging

The MSP430F5419AIPZR is supported by the Texas Instruments MSP430 development ecosystem, including:

• Code Composer Studio

• MSP430 development tools

• MSP430Ware

• MSP430 software libraries

• Hardware development and debugging tools

• Serial onboard programming

• TI application examples and technical documentation

The integrated debugging and programming architecture simplifies firmware development, testing, and production programming.

Applications

Typical applications include:

• Portable measurement equipment

• Industrial control systems

• Sensor monitoring

• Data acquisition systems

• Energy monitoring

• Battery-powered instrumentation

• Medical and portable equipment

• Building automation

• Metering systems

• Industrial sensing

• Embedded control systems

• Communication gateways

• Low-power monitoring devices

The combination of 128KB Flash, 16KB SRAM, 12-bit ADC, multiple serial interfaces, DMA, timers, and low-power operation makes the device suitable for complex battery-powered embedded designs.

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

• Multiple UART, SPI, and I²C interfaces improve connectivity

• 32-bit hardware multiplier accelerates mathematical operations

• Three-channel DMA reduces CPU overhead

• Multiple timers provide flexible PWM and timing control

• Ultra-low-power modes extend battery life

• Integrated LDO reduces external power-management components

• Up to 87 GPIOs provide extensive system I/O

• 100-pin LQFP package supports high peripheral integration

Packaging & Ordering Information

• Part Number: MSP430F5419AIPZR

• Manufacturer: Texas Instruments

• Device Family: MSP430F5419A

• Package: 100-pin LQFP

• Package Code: PZ

• Package Quantity: 1,000 per Large Tape & Reel

• Supply Voltage: 1.8V to 3.6V

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

• Product Status: ACTIVE

TI's ordering information identifies MSP430F5419AIPZR as the 100-pin PZ LQFP tape-and-reel variant, with a standard quantity of 1,000 units per large tape and reel.

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 MSP430F5419A Datasheet

Frequently Asked Questions

What is the MSP430F5419AIPZR?
The MSP430F5419AIPZR is a 25-MHz Texas Instruments 16-bit MSP430 microcontroller with 128KB Flash, 16KB SRAM, 12-bit ADC, DMA, multiple UART/SPI/I²C interfaces, timers, and a hardware multiplier.

What is the maximum CPU frequency?
The MSP430F5419AIPZR 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 MSP430F5419AIPZR 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 MSP430F5419A family provides up to 87 GPIOs.

What package is used?
The MSP430F5419AIPZR uses a 100-pin LQFP package with the PZ package code.

What is the difference between MSP430F5419AIPZ and MSP430F5419AIPZR?
Both use the same 100-pin LQFP PZ package. The R suffix identifies the tape-and-reel ordering option, with the IPZR variant specified for 1,000 units per large tape and reel.

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