MSP430FR2433IRGER - 16MHz FRAM MCU | Texas Instruments
MPN: MSP430FR2433IRGER ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.25 | $1.25 |
| 10 | $1.12 | $11.20 |
| 100 | $0.95 | $95.00 |
| 500 | $0.82 | $410.00 |
| 1,000 | $0.72 | $720.00 |
Drop-in alternatives for MSP430FR2433IRGER — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
MSP430FR2433IRGET
✅ Drop-In📋 Reference alternative (not in catalog)
MSP430FR2433IRGER
✅ Drop-In✓ In Stock
$0.72 / Unit
View Datasheet →MSP430FR2433IRGER
✅ Drop-In✓ In Stock
$0.72 / Unit
View Datasheet →MSP430FR2433IRGER Maximum Ratings & Electrical Characteristics
| Core | MSP430 CPU16 |
| Architecture | 16-bit |
| Maximum Clock Frequency | 16 MHz |
| Program Memory Size | 15.5KB (15.5K x 8) FRAM |
| RAM Size | 4KB |
| ADC Resolution | 10-bit |
| ADC Channels | 8 |
| Number of I/O Pins | 19 |
| Number of Timers | 4 (16-bit) |
| Serial Interfaces | UART, SPI, I2C |
| Supply Voltage Range | 1.8V to 3.6V |
| Operating Temperature Range | -40°C to +85°C |
| Package | 24-VQFN (RGE) 4x4mm |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
MSP430FR2433IRGER Pin Configuration
| Pin 1 | VCC — Power supply |
| Pin 2 | GND — Ground |
| Pin 3 | P1.0 — General-purpose I/O, also A0 |
| Pin 4 | P1.1 — General-purpose I/O, also A1 |
| Pin 5 | P1.2 — General-purpose I/O, also A2 |
| Pin 6 | P1.3 — General-purpose I/O, also A3 |
| Pin 7 | P1.4 — General-purpose I/O, also A4 |
| Pin 8 | P1.5 — General-purpose I/O, also A5 |
| Pin 9 | P1.6 — General-purpose I/O, also A6 |
| Pin 10 | P1.7 — General-purpose I/O, also A7 |
| Pin 11 | P2.0 — General-purpose I/O |
| Pin 12 | P2.1 — General-purpose I/O |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this digital IC. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
MSP430FR2433IRGER is suitable for 6 applications: Industrial Sensors, Medical/Health Monitoring, Smart Meters, Portable Instrumentation, IoT Devices, Data Logging.
Industrial Sensors
The MSP430FR2433IRGER is ideal for industrial sensors due to its ultra-low power consumption and integrated 10-bit ADC. It can interface with various analog sensors, process data, and communicate via UART/SPI/I2C. Its FRAM ensures data retention during power loss, making it suitable for condition monitoring and predictive maintenance. The wide operating temperature range (-40°C to +85°C) allows deployment in harsh environments. With 19 I/O pins, it can handle multiple sensor inputs and control outputs. The 16MHz clock provides sufficient processing power for real-time data analysis. Its small VQFN package fits into compact sensor housings. The device's low standby current (0.4µA) extends battery life in wireless sensor nodes. According to TI, it is part of the Value Line sensing portfolio, optimized for sensing applications.
Recommended
Medical/Health Monitoring
The MSP430FR2433IRGER is well-suited for medical and health monitoring devices such as wearable fitness trackers, glucose meters, and pulse oximeters. Its ultra-low power consumption enables long battery life, critical for portable medical devices. The integrated 10-bit ADC can digitize signals from biosensors, while the UART/SPI/I2C interfaces allow communication with external modules like Bluetooth LE. FRAM provides reliable data storage for patient records and event logs. The device's small footprint (4x4mm VQFN) is ideal for compact wearable designs. Its operating voltage range (1.8V-3.6V) is compatible with coin cell batteries. The MSP430 ecosystem includes medical-specific reference designs and software libraries. According to TI, the MSP430FR2433 is used in various medical applications due to its low power and reliability.
Recommended
Smart Meters
The MSP430FR2433IRGER is an excellent choice for smart metering applications, including electricity, water, and gas meters. Its ultra-low power consumption allows battery-powered operation for years. The integrated 10-bit ADC can measure analog signals from current and voltage sensors. FRAM ensures that metering data is retained even during power outages, which is crucial for billing accuracy. The device's multiple timers and serial interfaces support communication with external modems or PLC transceivers. Its wide operating temperature range (-40°C to +85°C) is suitable for outdoor installations. The 16MHz clock provides enough processing power for metering algorithms. The small VQFN package fits into compact meter housings. According to TI, the MSP430FR2433 is part of the Value Line sensing portfolio, ideal for metering.
Recommended
Portable Instrumentation
The MSP430FR2433IRGER is perfect for portable instrumentation such as handheld multimeters, data loggers, and field analyzers. Its low power consumption extends battery life, and the integrated ADC allows direct measurement of analog signals. FRAM provides fast, non-volatile storage for measurement data, enabling instant data logging without power loss. The device's multiple serial interfaces support communication with PCs or smartphones for data transfer. Its small size and low pin count make it easy to integrate into handheld devices. The 16MHz clock enables real-time processing of measurement data. The device operates from 1.8V to 3.6V, compatible with standard batteries. According to TI, the MSP430FR2433 is designed for sensing and measurement applications, making it ideal for portable instruments.
Recommended
IoT Devices
The MSP430FR2433IRGER is well-suited for IoT edge devices that require low power and reliable operation. Its ultra-low power consumption allows battery-powered IoT sensors to operate for years. The integrated ADC and serial interfaces enable connection to various sensors and communication modules. FRAM provides fast, non-volatile storage for firmware updates and data buffering. The device's small footprint is ideal for compact IoT nodes. Its wide operating temperature range supports outdoor deployments. The 16MHz clock provides sufficient processing for edge computing tasks. The MSP430 ecosystem includes cloud connectivity libraries and reference designs. According to TI, the MSP430FR2433 is part of the Value Line sensing portfolio, optimized for IoT applications.
Recommended
Data Logging
The MSP430FR2433IRGER is excellent for data logging applications due to its FRAM, which offers virtually unlimited write endurance and high-speed writes. This makes it ideal for recording sensor data over long periods without wear-out concerns. The device's low power consumption allows battery-powered data loggers to operate for months or years. The integrated ADC can sample analog sensors, and the serial interfaces can interface with digital sensors. The 16MHz clock enables efficient data processing and storage. The small VQFN package is suitable for compact logger designs. The device's wide operating temperature range supports outdoor and industrial environments. According to TI, the MSP430FR2433 is designed for sensing and measurement, making it perfect for data logging.
Recommended
Recommended Products Summary
Engineering reference data for MSP430FR2433IRGER — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MSP430FR2433IRGET | MSP430FR2433IPWR | MSP430FR2433IRHBR |
|---|---|---|---|---|
| Package | 24-VQFN (RGE) | 24-VQFN (RGE) | 24-TSSOP (PW) | 32-VQFN (RHB) |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Core | MSP430 CPU16 | MSP430 CPU16 | MSP430 CPU16 | MSP430 CPU16 |
| Max Clock Frequency | 16 MHz | 16 MHz | 16 MHz | 16 MHz |
| FRAM Size | 15.5KB | 15.5KB | 15.5KB | 15.5KB |
| SRAM Size | 4KB | 4KB | 4KB | 4KB |
| ADC Resolution | 10-bit | 10-bit | 10-bit | 10-bit |
| Supply Voltage Range | 1.8V to 3.6V | 1.8V to 3.6V | 1.8V to 3.6V | 1.8V to 3.6V |
Key Differentiators
- FRAM technology (vs MSP430FR2433IPWR)
- Ultra-low power consumption (vs MSP430FR2433IRHBR)
- Small package size (vs MSP430FR2433IPWR)
Design Notes
The MSP430FR2433IRGER uses a VQFN package with an exposed thermal pad. Ensure the pad is soldered to a ground plane for proper thermal dissipation and electrical grounding. Use a 4x4mm footprint with adequate thermal vias. Place decoupling capacitors (100nF and 10µF) close to the VCC pin to minimize noise.
For ultra-low-power operation, utilize the low-power modes (LPM0-LPM4). Disable unused peripherals and use interrupts instead of polling. The standby current can be as low as 0.4µA in LPM4. Ensure the supply voltage is within 1.8V to 3.6V to avoid brown-out conditions.
When using FRAM, note that it has virtually unlimited write endurance, but avoid writing to the same address continuously without wear-leveling if using it as EEPROM. Also, ensure the device is properly reset during power-up by monitoring the supply voltage. Use the built-in BOR (brown-out reset) feature.
Compliance Information
RoHS compliant per TI product page. Not AEC-Q100 qualified.
