My Inquiry
My Account
Texas Instruments MSP430F1611IRTDR
- Part No.:
- MSP430F1611IRTDR
- Manufacturer:
- Texas Instruments
- Category:
- Microcontrollers
- Package:
- 64-VFQFN Exposed Pad
- Datasheet:
-
MSP430F1611IRTDR.pdf
- Description:
- IC MCU 16BIT 48KB FLASH 64VQFN
- Quantity:
- Payment:
- Shipping:
Inventory:4,781
Please send an inquiry. Send us your inquiry, and we will respond immediately.
Product details
Overview
MSP430F1611IRTDR from Texas Instruments is an ultralow-power 16-bit mixed-signal microcontroller featuring 48KB+256B flash memory, 10KB RAM, dual 12-bit DACs, a 12-bit ADC with autoscan, two USARTs (UART/SPI/I²C), and seven-channel Timer_B with shadow registers - deployed in portable sensor systems and battery-powered industrial control.
For engineers reviewing the MSP430F1611IRTDR datasheet, MSP430F1611IRTDR pinout, MSP430F1611IRTDR application, or MSP430F1611IRTDR equivalent, key selection criteria include RAM size for C-stack depth, dual USART support for multi-protocol communication, extended addressing for memory-intensive firmware, and QFN-64 thermal performance in space-constrained designs.
Technical Context
The MSP430F1611IRTDR implements a 16-bit RISC CPU with constant generators and seven addressing modes, enabling single-cycle register operations and high code efficiency. Its clock system integrates DCO, ACLK, SMCLK, and MCLK with programmable dividers and crystal support (XT1/XT2).
It supports five low-power modes (LPM0–LPM4), achieving wake-up from standby in <6 μs and off-mode current of 0.2 μA with RAM retention. Peripheral integration includes three-channel DMA, hardware multiplier (MPY/MAC), and SVS/brownout detection for robust operation across −40°C to 85°C.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | 16-bit RISC CPU with 16 general-purpose registers and constant generators for optimized code density |
| Flash / RAM | 48KB+256B flash memory + 10KB RAM, supporting large C-stack and real-time data buffering |
| ADC/DAC | 12-bit ADC with 8-channel autoscan and internal reference; dual 12-bit voltage-output DACs with synchronization |
| Timers | Timer_A3 (3 capture/compare) + Timer_B7 (7 capture/compare with shadow registers) for complex PWM and timing sequences |
| Communication | Two USARTs: USART0 supports UART/SPI/I²C; USART1 supports UART/SPI - enabling dual-protocol connectivity |
| Power Modes | Five software-selectable low-power modes; LPM4 draws 0.2 μA with RAM retention and fast wake-up (<6 μs) |
| Operating Range | 1.8 V to 3.6 V supply; −40°C to +85°C ambient temperature - suitable for industrial and portable environments |
Pinout & Package
Package: 64-pin QFN (RTD), thermally enhanced for compact PCB layouts and improved power dissipation in battery-operated systems.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| RST/NMI | Reset / Nonmaskable Interrupt | Active-low reset input; also serves as NMI trigger or BSL entry point via specific edge sequence |
| P1.0/TACLK | Timer_A Clock Input | External clock source for Timer_A; enables precise event timing independent of system clocks |
| P2.6/ADC12CLK/DMAE0 | ADC Clock / DMA Trigger | Configurable as ADC conversion clock source or external DMA channel 0 trigger signal |
| P3.1/SIMO0/SDA | USART0 SPI Out / I²C Data | Shared function: SPI master-out/slave-in or bidirectional I²C data line (open-drain capable) |
| P3.3/UCLK0/SCL | USART0 Clock / I²C Clock | Shared function: SPI clock output or I²C serial clock (SCL) with programmable drive strength |
| P6.6/A6/DAC0 | Analog Input / DAC Output | Configurable as ADC channel A6 or voltage-output DAC0 - supports analog waveform generation |
| P6.7/A7/DAC1/SVSIN | Analog Input / DAC Output / SVS Input | Triple-function pin: ADC channel A7, DAC1 output, or SVS comparator reference input |
| TCK/TMS/TDI/TDO | JTAG Test Interface | IEEE 1149.1-compliant boundary-scan and flash programming interface with security fuse protection |
Key Features
| Feature | Design Value |
|---|---|
| Dual USART with protocol flexibility | USART0 supports UART, SPI, and I²C; USART1 supports UART and SPI - eliminates need for external protocol translators |
| Extended RAM addressing | 10KB RAM with mirrored and extended segments enables large C-stack and real-time data buffers in embedded applications |
| Hardware multiplier (MPY/MAC) | 16×16-bit multiply and 32-bit accumulate instructions accelerate math-intensive tasks like filtering and control loops |
| Integrated analog subsystem | 12-bit ADC with sample-and-hold and autoscan + dual synchronized 12-bit DACs reduce external component count |
| Ultrafast wake-up from LPM4 | Sub-6 μs wake-up time from 0.2 μA off-mode allows responsive event-driven operation in energy-critical systems |
Applications
| Portable Sensor Node | Industrial Process Controller |
|---|---|
Use Scenario: Battery-powered environmental monitoring node measuring temperature, humidity, and gas concentration over months. IC Role / Device Role / Timing Role: Central controller managing sensor acquisition, ADC sampling, data logging, and wireless transmission scheduling. Use Value: 0.2 μA off-mode current and <6 μs wake-up extend battery life while maintaining responsiveness to sensor events. | Use Scenario: DIN-rail mounted PLC module regulating motor speed, valve position, and analog feedback in factory automation. IC Role / Device Role / Timing Role: Real-time control unit executing PID loops, driving DAC outputs, and communicating via RS-485 (via USART0 SPI-to-UART bridge). Use Value: Dual USARTs enable simultaneous fieldbus communication and local debug interface without external UART expanders. |
| Handheld Metering Device | Energy Harvesting System |
Use Scenario: Handheld multimeter with LCD display, touch interface, and precision analog front-end. IC Role / Device Role / Timing Role: Mixed-signal processor handling 12-bit ADC digitization, DAC-based reference generation, and segmented LCD drive. Use Value: Integrated 12-bit ADC with internal reference and DACs eliminate external precision references and op-amps. | Use Scenario: Solar-powered remote telemetry unit harvesting microwatts and storing data during intermittent light exposure. IC Role / Device Role / Timing Role: Ultra-low-power supervisor and data aggregator waking only on interrupt or timer event to process and transmit harvested data. Use Value: Five configurable low-power modes and 1.8 V minimum operating voltage maximize usable energy from weak harvesters. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar mixed-signal microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MSP430F1612IRTDR | 55KB+256B flash, 5KB RAM, same peripherals and pinout | Higher flash capacity for larger firmware; reduced RAM suits simpler control tasks | Select when firmware size exceeds 48KB but deep RAM usage is not required |
| MSP430F169IPMR | 60KB+256B flash, 2KB RAM, 64-pin QFP package (PM), no extended RAM addressing | Larger code space but limited RAM and no extended addressing - unsuitable for memory-intensive stacks | Choose for legacy board compatibility with QFP or when flash >48KB is critical and RAM <10KB suffices |
Compared with MSP430F1612IRTDR, the MSP430F1611IRTDR provides 5KB more RAM for complex C-stack and real-time buffering, while MSP430F169IPMR offers greater flash but lacks extended addressing and has half the RAM - making MSP430F1611IRTDR optimal for balanced memory-intensive, low-power applications.
Availability
MSP430F1611IRTDR is available at Aetrix Electronics and suitable for portable sensor nodes, industrial process controllers, and handheld metering devices requiring stable component supply and long-term industrial lifecycle support.
Supply support for MSP430F1611IRTDR 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 delivering analog, embedded processing, and connectivity solutions for industrial, automotive, and consumer markets.
The MSP430F161x product line targets ultralow-power mixed-signal applications demanding extended battery life, integrated analog peripherals, and deterministic real-time control - especially in portable instrumentation and energy-constrained sensing.
FAQ
What is the maximum operating frequency of the MSP430F1611IRTDR?
The MSP430F1611IRTDR operates at up to 8 MHz using its digitally controlled oscillator (DCO), with instruction cycle time of 125 ns. External crystals (XT1/XT2) support frequencies up to 4 MHz and 8 MHz respectively, and the DCO can be calibrated to maintain accuracy across voltage and temperature. This enables deterministic real-time execution in time-critical embedded applications.
Does the MSP430F1611IRTDR support in-system programming without external voltage?
Yes, the MSP430F1611IRTDR supports serial onboard programming via its bootstrap loader (BSL) using only the standard 1.8–3.6 V supply - no external programming voltage is required. The BSL is accessed through UART using P1.1 (TX) and P2.2 (RX), and protected by a user-configurable password stored in information memory.
How many I/O pins does the MSP430F1611IRTDR provide, and are they all individually configurable?
The MSP430F1611IRTDR provides 48 general-purpose I/O pins across Ports P1–P6, all individually configurable as digital inputs/outputs with interrupt capability. Each pin supports multiple peripheral functions (e.g., UART, SPI, ADC, timer capture), and port mapping is fully software-controlled via PxDIR, PxOUT, and PxSEL registers.
What analog features are integrated into the MSP430F1611IRTDR?
The MSP430F1611IRTDR integrates a 12-bit ADC12 module with 8 input channels, internal reference (1.5/2.0/2.5 V), sample-and-hold, and autoscan mode; plus dual 12-bit DAC12 modules with voltage output and synchronization. These allow simultaneous analog signal acquisition and generation without external converters.
Is the MSP430F1611IRTDR pin-compatible with other devices in the MSP430F161x family?
Yes, the MSP430F1611IRTDR is pin-compatible with MSP430F1610IRTDR and MSP430F1612IRTDR in the same 64-pin QFN (RTD) package, sharing identical pin functions, electrical characteristics, and memory-mapped peripheral layout - enabling firmware reuse and scalable design across RAM and flash variants.
MSP430F1611IRTDR Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- 64-VFQFN Exposed Pad
- Series:
- MSP430x1xx
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- MSP430 CPU16
- Core Size:
- 16-Bit
- Speed:
- 8MHz
- Connectivity:
- I2C, SPI, UART/USART
- Peripherals:
- Brown-out Detect/Reset, DMA, POR, PWM, WDT
- Number of I/O:
- 48
- Program Memory Size:
- 48KB (48K x 8 + 256B)
- Program Memory Type:
- FLASH
- EEPROM Size:
- -
- RAM Size:
- 10K x 8
- Voltage - Supply (Vcc/Vdd):
- 1.8V ~ 3.6V
- Data Converters:
- A/D 8x12b; D/A 2x12b
- Oscillator Type:
- Internal
- Operating Temperature:
- -40°C ~ 85°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
MSP430F1611IRTDR FAQ
1.How can I place an order for MSP430F1611IRTDR through Aetrix?
Please submit a Request for Quotation (RFQ) for MSP430F1611IRTDR 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 MSP430F1611IRTDR reliable?
The price and inventory of MSP430F1611IRTDR are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MSP430F1611IRTDR is usually 5 days.
3.What payment methods are accepted for MSP430F1611IRTDR?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MSP430F1611IRTDR transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MSP430F1611IRTDR?
MSP430F1611IRTDR orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MSP430F1611IRTDR 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 MSP430F1611IRTDR?
For technical support, including MSP430F1611IRTDR datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MSP430F1611IRTDR requirements.
6.How does Aetrix verify that MSP430F1611IRTDR is sourced from the original manufacturer or authorized distributors?
All MSP430F1611IRTDR 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 MSP430F1611IRTDR meets industry standards.
7.What is the process for return or replacement of MSP430F1611IRTDR?
All MSP430F1611IRTDR units undergo pre-shipment inspection (PSI). If there is an issue with MSP430F1611IRTDR, 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 MSP430F1611IRTDR part is unused and in its original packaging.
Return procedure for MSP430F1611IRTDR:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
MSP430F1611IRTDR Tags
-
ATTINY4-TSHR
Microchip Technology
-
ATTINY10-TSHR
Microchip Technology
-
ATTINY10-TS8R
Microchip Technology
-
ATTINY202-SSNR
Microchip Technology
-
ATTINY202-SSFR
Microchip Technology
-
ATTINY402-SSNR
Microchip Technology
-
PIC16F15213T-I/MF
Microchip Technology
-
PIC16F15213-E/MF
Microchip Technology
-
PIC10F200T-I/OT
Microchip Technology
-
ATTINY412-SSNR
Microchip Technology
-
PIC10F202T-I/OT
Microchip Technology
-
ATTINY404-SSNR
Microchip Technology
Tech Hub
A practical engineering guide to 3.3V and 5V logic compatibility, input thresholds, resistor dividers, translator ICs, MOSFET level shifting, I2C pull-ups, timing limits and power-sequencing risks.
The 74HC595 uses push-pull logic outputs, while the TPIC6B595 uses 50 V open-drain DMOS sinks for higher-power loads. This guide compares timing, current limits, 3.3 V interfacing, load wiring, thermal…
The 74HC595 converts serial data into eight stable parallel outputs. This guide covers pin functions, shift and storage timing, OE and MR behavior, drive-current limits, cascading, voltage compatibilit…
A technical comparison of level-sensitive latches and edge-triggered flip-flops, covering timing windows, setup and hold limits, master–slave operation, time borrowing, race-through, HDL inference and…
A D latch stores one bit while Enable controls when data can pass. This reference covers gate-level operation, truth tables, transparency, setup and hold timing, LE versus OE, common ICs and practical …
An SR latch stores one bit through cross-coupled feedback. This engineering reference covers NOR and NAND implementations, truth tables, forbidden-state recovery, gated operation, switch debouncing, fa…
Latch circuits retain one bit through feedback. This technical reference covers SR and D latches, truth tables, transparency, timing limits, latch-versus-flip-flop behavior, applications and common log…
An engineering guide to LED driver operation, constant-current and constant-voltage outputs, linear and switching topologies, dimming, IC selection, calculations, replacement compatibility, and fault c…
Operational amplifier guide covering op amp basics, feedback, ideal vs real op amps, common configurations, buffer circuits, offset, bias current, gain-bandwidth, slew rate, rail-to-rail limits and sel…
Jumper cables guide covering safe connection order, red and black clamp placement, final ground connection, cable gauge, length, clamp quality, copper vs CCA cables, jump starter comparison and battery…
