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Texas Instruments MSP430FG4619IPZR
- Part No.:
- MSP430FG4619IPZR
- Manufacturer:
- Texas Instruments
- Category:
- Microcontrollers
- Package:
- 100-LQFP
- Datasheet:
-
MSP430FG4619IPZR.pdf
- Description:
- IC MCU 16BIT 120KB FLASH 100LQFP
- Quantity:
- Payment:
- Shipping:
Inventory:1,000
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Product details
Overview
MSP430FG4619IPZR from Texas Instruments is a 16-bit ultra-low-power mixed-signal microcontroller featuring 120KB+256B flash, 4KB RAM, 12-bit ADC with 12 channels, dual 12-bit DACs, three configurable op amps, and integrated 160-segment LCD driver with regulated charge pump. It operates from 1.8 V to 3.6 V and supports portable medical instrumentation and e-metering applications requiring high analog integration and extended battery life.
For engineers reviewing the MSP430FG4619IPZR datasheet, MSP430FG4619IPZR pinout, MSP430FG4619IPZR application, or MSP430FG4619IPZR equivalent, key selection considerations include its 100-pin LQFP package, 80 I/O pins, dual USCI modules (UART/I²C/SPI), real-time clock capability, and hardware DMA support for low-CPU-overhead sensor data acquisition and display control.
Technical Context
The MSP430FG4619IPZR implements a 16-bit RISC CPU with constant generators and a digitally controlled oscillator (DCO), enabling sub-6 µs wake-up from LPM3 standby mode. Its memory-mapped peripherals include Timer_A3 and Timer_B7 with shadow registers, supporting precise PWM generation and capture timing across multiple channels.
It integrates two independent serial interfaces: USCI_A0 (UART/IrDA/SPI) and USCI_B0 (SPI/I²C), plus USART1 (UART/SPI), allowing concurrent communication with sensors, displays, and host systems. The on-chip LCD_A module drives up to 160 segments with programmable bias and internal voltage regulation, eliminating external charge-pump components.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | 16-bit RISC CPU with 125-ns instruction cycle; enables efficient C code execution and deterministic real-time response. |
| Flash / RAM | 120KB+256B flash + 4KB RAM; sufficient for complex metering firmware with calibration tables and secure boot code. |
| ADC | 12-bit SAR ADC with 12 input channels, internal reference, sample-and-hold, and autoscan; supports simultaneous multi-sensor sampling without CPU intervention. |
| DAC | Dual 12-bit voltage-output DACs with synchronization; enables precision analog stimulus generation for sensor excitation or calibration signal synthesis. |
| Op Amps | Three configurable operational amplifiers; usable as PGA, transimpedance amplifier, or active filter stages for front-end signal conditioning. |
| LCD Driver | Integrated 160-segment LCD controller with regulated charge pump; drives multiplexed LCDs directly without external voltage boosters or bias resistors. |
| Power Modes | Five low-power modes including LPM3 (1.3 µA) and RAM-retention off mode (0.22 µA); extends battery life in intermittent-readout applications like utility meters. |
Pinout & Package
Package: 100-pin LQFP (PZ), 14 mm × 14 mm body size, surface-mount, RoHS-compliant.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| P1.0/TA0 | Timer_A0 capture/compare input/output | Primary timer channel for pulse-width measurement or PWM output; also serves as BSL transmit pin during programming. |
| P6.6/A6/DAC0/OA2I0 | Analog input / DAC0 output / OA2 noninverting input | Multi-function pin supporting DAC output routing to op amp input for closed-loop analog signal generation. |
| P6.7/A7/DAC1/SVSIN | Analog input / DAC1 output / SVS monitor input | Enables DAC-driven reference monitoring or direct connection of external supply for brownout threshold detection. |
| P7.2/UCA0SOMI/S31 | USCI_A0 SPI slave-out/master-in / LCD segment 31 | Shared signal allows flexible PCB routing between communication interface and display segment drive. |
| LCDCAP | LCD charge pump capacitor connection | External capacitor node for internal regulated LCD voltage generation; requires 2.2 µF ceramic capacitor per datasheet. |
| COM0–COM3 | LCD common backplane outputs | Four dedicated COM outputs support 4-mux LCD configurations; enable direct drive of segmented displays without external logic. |
Key Features
| Feature | Design Value |
|---|---|
| Hardware DMA Controller | Three-channel DMA enables autonomous ADC-to-memory, memory-to-LCD, or UART-to-DAC transfers-reducing CPU load by >70% in continuous acquisition scenarios. |
| Real-Time Clock (RTC) Module | Integrated basic timer with calendar mode provides accurate timekeeping and alarm interrupts using 32.768 kHz crystal, critical for tariff-based energy metering. |
| Supply Voltage Supervisor (SVS) | Programmable threshold detection on DVCC/AVCC with interrupt and reset output ensures reliable operation during brownout conditions in battery-powered field devices. |
| Enhanced UART with Auto-Baud | USART1 supports automatic baud-rate detection on start bit edges-eliminates need for preconfigured host communication speed in field-upgradeable metering systems. |
| IrDA Encoder/Decoder | On-chip IrDA physical layer support enables optical communication with handheld readers without external transceivers, reducing BOM cost and board space. |
Applications
| Portable Medical Instrumentation | E-Metering (Electricity Meters) |
|---|---|
Use Scenario: Handheld blood glucose monitors or portable ECG recorders requiring long battery life, analog sensor interfacing, and LCD display. IC Role / Device Role / Timing Role: Central controller managing ADC sampling of biosignals, op-amp front-end conditioning, LCD refresh, and low-power sleep scheduling. Use Value: Integrated 12-bit ADC, three op amps, and LCD driver reduce external component count by ≥12 parts while maintaining clinical-grade measurement accuracy. |
Use Scenario: Residential or industrial electricity meters needing metrology-grade analog front-end, tamper detection, and local display. IC Role / Device Role / Timing Role: Metrology MCU handling isolated current/voltage sensing, real-time energy calculation, RTC-based billing intervals, and segmented LCD UI. Use Value: Dual 12-bit DACs generate precision reference signals for ADC calibration; RTC ensures accurate time-of-use tariff tracking without external timekeeping IC. |
| Industrial Sensor Transmitters | Low-Power Data Loggers |
Use Scenario: 4–20 mA loop-powered temperature or pressure transmitters operating from 3.3 V supply with HART modulation capability. IC Role / Device Role / Timing Role: Signal processor converting analog sensor output to digital via ADC, performing linearization, and modulating UART data onto 4–20 mA loop via HART-compatible DAC output. Use Value: Op amps condition bridge sensor outputs; USART1 supports HART physical layer; ultra-low standby current (<1.3 µA) meets loop-power constraints. |
Use Scenario: Battery-operated environmental loggers capturing temperature, humidity, and light levels at 10-minute intervals over 1-year deployment. IC Role / Device Role / Timing Role: Autonomous data acquisition node waking periodically via RTC alarm, reading sensors via ADC, storing results in RAM/flash, and updating LCD status. Use Value: RAM retention in off-mode (0.22 µA) preserves volatile logging state; integrated LCD driver eliminates display controller IC and reduces power consumption by 150 µA typical. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar ultra-low-power mixed-signal microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MSP430FG4618IPZR | 116KB+256B flash, 8KB RAM, same peripherals and pinout | Better suited for firmware with larger code footprint or runtime data buffers; identical LCD/ADC/DAC capabilities | Select when additional RAM is required for complex algorithms or larger calibration datasets without changing PCB layout. |
| MSP430FG4617IPZR | 92KB+256B flash, 8KB RAM, same peripherals and pinout | Lower-cost option for applications with constrained firmware size but higher RAM demand than MSP430FG4619IPZR | Choose when balancing flash budget against RAM needs-e.g., legacy meter firmware ported with minimal optimization. |
Compared with MSP430FG4618IPZR and MSP430FG4617IPZR, the MSP430FG4619IPZR offers the largest flash capacity (120KB) in the FG461x family while retaining 4KB RAM-making it optimal for feature-rich, future-proofed designs where code growth headroom and display-intensive UIs are prioritized over maximum RAM allocation.
Availability
MSP430FG4619IPZR is available at Aetrix Electronics and suitable for portable medical instrumentation, e-metering, industrial sensor transmitters, and low-power data loggers requiring stable component supply, long-term lifecycle assurance, and TI-authorized traceability.
Supply support for MSP430FG4619IPZR includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Texas Instruments is a global semiconductor leader specializing in analog, embedded processing, and connectivity technologies, with decades of leadership in ultra-low-power microcontroller innovation.
The MSP430FG4619IPZR belongs to TI's MSP430xG461x mixed-signal MCU family, designed specifically for battery-powered measurement applications demanding high analog integration, LCD support, and industry-leading power efficiency.
FAQ
What is the maximum operating frequency of the MSP430FG4619IPZR?
The MSP430FG4619IPZR features a digitally controlled oscillator (DCO) that supports system clock frequencies up to 8 MHz. Its 16-bit RISC architecture achieves a 125-ns instruction cycle time at this speed, enabling responsive real-time control in metering and medical applications without external high-frequency crystals.
Does the MSP430FG4619IPZR support hardware real-time clock functionality?
Yes, the MSP430FG4619IPZR includes a basic timer module with real-time clock (RTC) capability. When driven by a 32.768 kHz crystal on XIN/XOUT, it provides calendar mode with seconds, minutes, hours, days, months, and years-essential for time-of-use energy metering and timestamped data logging in the MSP430FG4619IPZR.
How many LCD segments can the MSP430FG4619IPZR drive, and what voltage regulation does it provide?
The MSP430FG4619IPZR integrates an LCD_A module capable of driving up to 160 segments in static or multiplexed (up to 4-backplane) configurations. It includes a regulated charge pump that generates internal LCD bias voltages (VLCD), eliminating the need for external voltage boosters or resistor networks-simplifying design and reducing power in the MSP430FG4619IPZR.
What communication interfaces are available on the MSP430FG4619IPZR?
The MSP430FG4619IPZR provides three independent serial interfaces: USCI_A0 (UART/IrDA/SPI), USCI_B0 (SPI/I²C), and USART1 (UART/SPI). This enables concurrent communication-for example, I²C with a temperature sensor, UART with a host MCU, and SPI with an external flash memory-all supported natively in the MSP430FG4619IPZR without software bit-banging.
Is the MSP430FG4619IPZR pin-compatible with other devices in the MSP430xG461x family?
Yes, the MSP430FG4619IPZR in the 100-pin LQFP (PZ) package shares identical pinout and electrical characteristics with MSP430FG4618IPZR, MSP430FG4617IPZR, and MSP430FG4616IPZR. This allows drop-in replacement during design iteration or production ramp-enabling firmware reuse and minimizing PCB redesign risk across the MSP430FG4619IPZR family.
MSP430FG4619IPZR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- 100-LQFP
- Series:
- MSP430x4xx
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- MSP430 CPUX
- Core Size:
- 16-Bit
- Speed:
- 8MHz
- Connectivity:
- I2C, IrDA, LINbus, SCI, SPI, UART/USART
- Peripherals:
- Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT
- Number of I/O:
- 80
- Program Memory Size:
- 120KB (120K x 8 + 256B)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 4K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.8V ~ 3.6V
- Data Converters:
- A/D 12x12b; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MSP430FG4619IPZR FAQ
1.How can I place an order for MSP430FG4619IPZR through Aetrix?
Please submit a Request for Quotation (RFQ) for MSP430FG4619IPZR on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MSP430FG4619IPZR reliable?
The price and inventory of MSP430FG4619IPZR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MSP430FG4619IPZR is usually 5 days.
3.What payment methods are accepted for MSP430FG4619IPZR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MSP430FG4619IPZR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MSP430FG4619IPZR?
MSP430FG4619IPZR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MSP430FG4619IPZR order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MSP430FG4619IPZR?
For technical support, including MSP430FG4619IPZR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MSP430FG4619IPZR requirements.
6.How does Aetrix verify that MSP430FG4619IPZR is sourced from the original manufacturer or authorized distributors?
All MSP430FG4619IPZR products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MSP430FG4619IPZR meets industry standards.
7.What is the process for return or replacement of MSP430FG4619IPZR?
All MSP430FG4619IPZR units undergo pre-shipment inspection (PSI). If there is an issue with MSP430FG4619IPZR, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MSP430FG4619IPZR part is unused and in its original packaging.
Return procedure for MSP430FG4619IPZR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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