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Texas Instruments MSP430F435IPNR24
- Part No.:
- MSP430F435IPNR24
- Manufacturer:
- Texas Instruments
- Category:
- Microcontrollers
- Package:
- -
- Datasheet:
-
MSP430F435IPNR24.pdf
- Description:
- 16-BIT MICROCONTROLLER
- Quantity:
- Payment:
- Shipping:
Inventory:3,000
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Product details
Overview
MSP430F435IPNR24 from Texas Instruments is an ultralow-power 16-bit mixed-signal microcontroller featuring 16KB+256B Flash, 512B RAM, integrated 12-bit ADC with internal reference, dual 16-bit timers (Timer_A3 and Timer_B3), two USARTs, LCD driver for up to 160 segments, and hardware multiplier - designed for battery-powered portable measurement and display systems.
For engineers reviewing the MSP430F435IPNR24 datasheet, MSP430F435IPNR24 pinout, MSP430F435IPNR24 application, or MSP430F435IPNR24 equivalent, key selection considerations include its 80-pin QFP package, −40°C to 85°C industrial temperature range, ADC12 module presence, LCD segment drive capability, and JTAG-based debug/programming support via TCK/TMS/TDI/TDO pins.
Technical Context
The MSP430F435IPNR24 implements a 16-bit RISC CPU with constant generators and a digitally controlled oscillator (DCO), enabling wake-up from standby mode in under 6 µs. Its architecture supports five power-saving modes optimized for extended battery life in sensor and metering applications.
It integrates a 12-bit successive-approximation ADC with sample-and-hold, autoscan, and internal reference; two independent 16-bit timers with capture/compare registers and shadow registers; and a programmable LCD controller supporting static to 4-mux configurations across up to 160 segments.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Core Architecture | 16-bit RISC CPU with 125-ns instruction cycle time and 16 general-purpose registers |
| Flash Memory | 16KB + 256B of on-chip flash for program storage and in-system programming |
| RAM Size | 512B of volatile data memory for variables and stack operations |
| ADC Resolution | 12-bit SAR ADC with internal reference, sample-and-hold, and autoscan for multi-channel analog sensing |
| Timer Modules | Timer_A3 (3 capture/compare registers) and Timer_B3 (3 capture/compare registers with shadow registers) |
| LCD Drive | Integrated driver supporting up to 160 segments in 1–4 multiplex configurations for low-power displays |
| Supply Voltage | 1.8 V to 3.6 V operation enables direct use with single-cell Li-ion or dual-cell alkaline batteries |
| Power Consumption | 280 µA active at 1 MHz/2.2 V; 1.1 µA standby; 0.1 µA off-mode with RAM retention |
Pinout & Package
Package: 80-pin plastic quad flat pack (QFP), PN suffix, RoHS-compliant, 14 mm × 14 mm body, 0.65 mm pitch.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| DVCC1 / DVCC2 | Digital supply voltage inputs | Separate digital power domains for core and I/O sections; decoupling required per datasheet layout guidelines |
| AVCC / AVSS | Analog supply and ground | Isolated analog rail for ADC, comparator, and LCD bias circuitry; must power up after DVCC |
| P1.0–P1.7, P2.0–P2.7, etc. | General-purpose I/O ports | 48 total configurable I/O pins with interrupt capability, timer capture/compare, and peripheral function multiplexing |
| XIN / XOUT | XT1 crystal oscillator terminals | Supports low-frequency watch crystals (32.768 kHz) for real-time clock and ultra-low-power timing |
| XT2IN / XT2OUT | XT2 high-frequency crystal oscillator terminals | Supports standard crystals up to 8 MHz for system clock generation |
| TCK / TMS / TDI / TDO | JTAG emulation interface | Full boundary-scan and in-circuit debugging support via MSP-FET430UIF or compatible tools |
| RST/NMI | Reset and non-maskable interrupt input | Active-low reset with built-in brownout detection and SVS monitoring |
| P5.2–P5.4 / COM0 | LCD common outputs | Four backplane outputs (COM0–COM3) for driving multiplexed LCD glass |
| P4.0–P4.7, S0–S39, etc. | LCD segment outputs | Up to 40 dedicated segment drivers plus port pins usable as segments for full 160-segment support |
Key Features
| Feature | Design Value |
|---|---|
| Ultralow-power operation | Sub-µA standby and off modes enable multi-year battery life in portable meters and sensors |
| Integrated 12-bit ADC | Eliminates external ADC need for precision analog front-end in energy meters and environmental monitors |
| Dual 16-bit timers with shadow registers | Enables precise PWM generation, motor control, and ripple counting without CPU intervention |
| On-chip LCD controller | Reduces BOM cost and PCB area by integrating bias generation, mux control, and segment drivers |
| Hardware multiplier | Accelerates math-intensive tasks like FFT, filtering, and calibration algorithms in firmware |
| Two USART modules | Supports simultaneous UART (host comms) and SPI (sensor interface) without software bit-banging |
Applications
| Energy Metering | Portable Medical Devices |
|---|---|
Use Scenario: Digital electricity meters measuring voltage, current, and power factor using shunt or CT inputs. IC Role / Device Role / Timing Role: Primary MCU executing metrology algorithms, managing LCD display, and communicating via UART/IR to utility head-end. Use Value: Integrated 12-bit ADC with internal reference and low-drift bias ensures <1% energy measurement accuracy over temperature. | Use Scenario: Handheld blood glucose monitors requiring low-power sensing, calculation, and segmented LCD readout. IC Role / Device Role / Timing Role: System controller handling electrochemical sensor signal acquisition, calibration, user interface, and data logging. Use Value: Sub-µA standby mode extends single-CR2032 battery life beyond 2 years while retaining RAM state between measurements. |
| Industrial Sensor Nodes | Smart Utility Displays |
Use Scenario: Wireless temperature/humidity nodes in building automation, transmitting data via UART-to-LoRaWAN gateway. IC Role / Device Role / Timing Role: Sensor fusion hub acquiring analog inputs, performing local averaging, and managing sleep/wake cycles. Use Value: Wake-up from standby in <6 µs allows rapid response to external interrupts (e.g., motion-triggered sampling) without missing events. | Use Scenario: Gas/water meter LCD displays showing consumption, tariff, and valve status in residential installations. IC Role / Device Role / Timing Role: Dedicated display controller interfacing with mechanical meter dials and driving 128-segment LCD glass. Use Value: On-chip LCD driver supports 4-mux configuration and internal charge pump, eliminating external bias IC and reducing component count. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar mixed-signal microcontroller applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MSP430F437IPN | 32KB+256B Flash, 1KB RAM, same peripherals and pinout | Higher code capacity for complex metrology or communication stacks | Select when firmware size exceeds 16KB or additional RAM is needed for buffering |
| MSP430F435IPZ | Identical electrical specs but 100-pin QFP (PZ) package instead of 80-pin (PN) | Extra I/O and ADC channels available due to larger pin count | Choose only if design requires >48 I/O or additional analog inputs beyond P6.3–P6.7 |
Compared with MSP430F435IPN and MSP430F435IPZ, the MSP430F435IPNR24 offers identical functionality in the same 80-pin QFP package, making it suitable for space-constrained designs where pin count and footprint are fixed - unlike the PZ variant which adds unused pins, and unlike the F437 which increases memory at no benefit for simple display/metering use cases.
Availability
MSP430F435IPNR24 is available at Aetrix Electronics and suitable for energy metering, portable medical instrumentation, and industrial sensor node applications requiring stable component supply, long-term lifecycle assurance, and consistent RoHS-compliant manufacturing.
Supply support for MSP430F435IPNR24 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 microcontroller innovation.
The MSP430x43x family was designed specifically for ultralow-power, mixed-signal applications demanding integrated analog peripherals, LCD support, and extended battery life - targeting metering, sensing, and portable display systems.
FAQ
What is the maximum operating frequency of the MSP430F435IPNR24?
The MSP430F435IPNR24 supports a maximum system clock frequency of 8 MHz using the internal DCO or external XT2 oscillator. Its 16-bit RISC core achieves a 125-ns instruction cycle time at this rate, enabling responsive real-time control while maintaining ultralow power consumption in active mode.
Does the MSP430F435IPNR24 include an integrated ADC module?
Yes, the MSP430F435IPNR24 includes a 12-bit successive-approximation ADC (ADC12) with internal reference, sample-and-hold, and autoscan capability. It supports up to 8 analog input channels via pins P6.3–P6.7 and internal sources, delivering <10 µs conversion time for precision sensor interfacing.
What LCD configurations does the MSP430F435IPNR24 support?
The MSP430F435IPNR24 supports LCD drive in static, 2-mux, 3-mux, and 4-mux configurations, enabling up to 160 segments. It provides four common outputs (COM0–COM3) and dedicated segment drivers (S0–S39 plus port pins), with internal charge pump and adjustable bias voltage for direct glass connection.
Is the MSP430F435IPNR24 pin-compatible with other devices in the MSP430x43x family?
Yes, the MSP430F435IPNR24 shares the same 80-pin QFP (PN) package and pinout with MSP430F436IPN and MSP430F437IPN. All three devices maintain identical peripheral mapping and I/O functionality, allowing hardware reuse across different Flash/RAM configurations within the same board design.
What debug and programming interfaces are supported by the MSP430F435IPNR24?
The MSP430F435IPNR24 supports JTAG-based debugging and programming via TCK, TMS, TDI, and TDO pins. It is fully compatible with TI's MSP-FET430UIF (USB) and MSP-FET430PIF (parallel) debuggers, and supports BSL (bootstrap loader) via UART for field firmware updates without dedicated hardware tools.
MSP430F435IPNR24 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Package/Case:
- -
- Series:
- *
- Packaging:
- Bulk
- Product Status:
- Active
- Programmable:
- Not Verified
- Core Processor:
- -
- Core Size:
- -
- Speed:
- -
- Connectivity:
- -
- Peripherals:
- -
- Number of I/O:
- -
- Program Memory Size:
- -
- Program Memory Type:
- -
- EEPROM Size:
- -
- RAM Size:
- -
- Voltage - Supply (Vcc/Vdd):
- -
- Data Converters:
- -
- Oscillator Type:
- -
- Operating Temperature:
- -
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- -
- Supplier Device Package:
MSP430F435IPNR24 FAQ
1.How can I place an order for MSP430F435IPNR24 through Aetrix?
Please submit a Request for Quotation (RFQ) for MSP430F435IPNR24 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 MSP430F435IPNR24 reliable?
The price and inventory of MSP430F435IPNR24 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MSP430F435IPNR24 is usually 5 days.
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MSP430F435IPNR24 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MSP430F435IPNR24 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 MSP430F435IPNR24?
For technical support, including MSP430F435IPNR24 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MSP430F435IPNR24 requirements.
6.How does Aetrix verify that MSP430F435IPNR24 is sourced from the original manufacturer or authorized distributors?
All MSP430F435IPNR24 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 MSP430F435IPNR24 meets industry standards.
7.What is the process for return or replacement of MSP430F435IPNR24?
All MSP430F435IPNR24 units undergo pre-shipment inspection (PSI). If there is an issue with MSP430F435IPNR24, 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 MSP430F435IPNR24 part is unused and in its original packaging.
Return procedure for MSP430F435IPNR24:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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