MSP430G2553IPW28R - 16MHz Ultra-Low-Power MCU | Texas Instruments
MPN: MSP430G2553IPW28R β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.85 | $2.85 |
| 10 | $2.56 | $25.60 |
| 100 | $2.28 | $228.00 |
| 500 | $2.05 | $1,025.00 |
| 1,000 | $1.82 | $1,820.00 |
Drop-in alternatives for MSP430G2553IPW28R β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
MSP430G2553IPW28
β Drop-Inπ Reference alternative (not in catalog)
MSP430G2253IPW28R
β Drop-Inπ Reference alternative (not in catalog)
MSP430G2452IPW28R
β Drop-Inπ Reference alternative (not in catalog)
MSP430G2553IPW28RQ1
β Drop-Inπ Reference alternative (not in catalog)
MSP430G2553IPW28
β Drop-Inπ Reference alternative (not in catalog)
MSP430G2253IPW28
β Drop-Inπ Reference alternative (not in catalog)
MSP430G2452IPW28
β Drop-Inπ Reference alternative (not in catalog)
MSP430G2553IPW28RQ1
β Drop-Inπ Reference alternative (not in catalog)
MSP430G2553IPW28R Maximum Ratings & Electrical Characteristics
| Core Processor | MSP430 CPU16 |
| Core Size | 16-Bit |
| Speed | 16 MHz |
| Program Memory Size | 16KB (16K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 512 x 8 |
| Number of I/O | 16 |
| Package / Case | 28-TSSOP (0.173, 4.40mm Width) |
| Operating Temperature | -40Β°C to +85Β°C |
| Supply Voltage Range | 1.8 V to 3.6 V |
| Oscillator Type | Internal |
| ADC | 10-bit, 8 channels |
| Comparators | 1 (versatile analog comparator) |
| Timers | 2x 16-bit |
| Communication Interfaces | UART, SPI, I2C |
| Low-Power Modes | 5 (LPM0-LPM4) |
| Standby Current | 0.5 Β΅A (typical) |
| Off Mode (RAM Retention) | 0.1 Β΅A |
| RoHS Status | Compliant |
MSP430G2553IPW28R Pin Configuration
| Pin 1 | DVCC β Digital power supply |
| Pin 2 | P1.0 β General-purpose I/O, also used for ADC input |
| Pin 3 | P1.1 β General-purpose I/O, also used for ADC input |
| Pin 4 | P1.2 β General-purpose I/O, also used for ADC input |
| Pin 5 | P1.3 β General-purpose I/O, also used for ADC input |
| Pin 6 | P1.4 β General-purpose I/O, also used for ADC input |
| Pin 7 | P1.5 β General-purpose I/O, also used for ADC input |
| Pin 8 | P1.6 β General-purpose I/O, also used for ADC input |
| Pin 9 | P1.7 β General-purpose I/O, also used for ADC input |
| Pin 10 | RST/NMI β Reset or non-maskable interrupt |
| Pin 11 | P2.0 β General-purpose I/O, also used for comparator input |
| Pin 12 | P2.1 β General-purpose I/O, also used for comparator input |
| Pin 13 | P2.2 β General-purpose I/O, also used for comparator input |
| Pin 14 | P2.3 β General-purpose I/O, also used for comparator input |
| Pin 15 | P2.4 β General-purpose I/O, also used for comparator input |
| Pin 16 | P2.5 β General-purpose I/O, also used for comparator input |
| Pin 17 | P2.6 β General-purpose I/O, also used for comparator input |
| Pin 18 | P2.7 β General-purpose I/O, also used for comparator input |
| Pin 19 | DVSS β Digital ground |
| Pin 20 | P3.0 β General-purpose I/O, also used for UART/SPI/I2C |
| Pin 21 | P3.1 β General-purpose I/O, also used for UART/SPI/I2C |
| Pin 22 | P3.2 β General-purpose I/O, also used for UART/SPI/I2C |
| Pin 23 | P3.3 β General-purpose I/O, also used for UART/SPI/I2C |
| Pin 24 | P3.4 β General-purpose I/O, also used for UART/SPI/I2C |
| Pin 25 | P3.5 β General-purpose I/O, also used for UART/SPI/I2C |
| Pin 26 | P3.6 β General-purpose I/O, also used for UART/SPI/I2C |
| Pin 27 | P3.7 β General-purpose I/O, also used for UART/SPI/I2C |
| Pin 28 | AVCC β Analog power supply |
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
MSP430G2553IPW28R is suitable for 6 applications: Battery-Powered Sensor Nodes, Wearable Health Monitors, Smart Home Automation, Industrial Monitoring and Control, Portable Medical Devices, Consumer Electronics.
Battery-Powered Sensor Nodes
The MSP430G2553IPW28R's ultra-low-power modes (0.5 Β΅A standby) and integrated 10-bit ADC make it ideal for wireless sensor nodes that monitor temperature, humidity, or pressure. Its 16MHz CPU can quickly process sensor data and transmit via UART or SPI to a wireless module, while the low-power modes extend battery life to years. The 16KB Flash allows for complex data logging algorithms, and the internal oscillator eliminates the need for external crystals, reducing BOM cost and board space.
Recommended
Wearable Health Monitors
In wearable devices like fitness trackers and heart rate monitors, the MSP430G2553IPW28R provides the perfect balance of low power and processing capability. Its 10-bit ADC can sample bio-signals from sensors, while the comparator can be used for signal conditioning. The device's small 28-pin TSSOP package fits compact PCB designs, and its 1.8V operation allows direct connection to a coin cell battery. The integrated UART/SPI/I2C interfaces enable communication with displays or wireless modules for data logging and transmission.
Recommended
Smart Home Automation
The MSP430G2553IPW28R is well-suited for smart home devices such as smart thermostats, lighting controls, and security sensors. Its capacitive-touch I/O pins allow for touch-sensitive user interfaces without additional ICs. The device can interface with various sensors (temperature, motion, light) via its ADC and communication interfaces, and control actuators like relays or LEDs. The low-power modes ensure minimal energy consumption when the device is idle, which is crucial for always-on devices in a smart home ecosystem.
Recommended
Industrial Monitoring and Control
In industrial environments, the MSP430G2553IPW28R can be used for process monitoring, equipment control, and data logging. Its wide operating temperature range (-40Β°C to +85Β°C) and robust design make it suitable for harsh conditions. The 10-bit ADC can read analog sensors like pressure transducers or current shunts, while the UART interface allows connection to industrial networks via RS-485 transceivers. The device's low power consumption is beneficial for remote monitoring stations powered by batteries or solar panels.
Recommended
Portable Medical Devices
The MSP430G2553IPW28R is used in portable medical devices like glucose meters, pulse oximeters, and digital thermometers. Its ultra-low-power consumption is critical for battery-operated devices that must last for months or years. The integrated ADC and comparator can process signals from biosensors, and the device's small footprint allows for miniaturized designs. The SPI/I2C interfaces enable connection to memory or display modules, while the 16KB Flash provides ample space for calibration data and user settings.
Recommended
Consumer Electronics
The MSP430G2553IPW28R is found in consumer electronics such as remote controls, toys, and small appliances. Its low cost and low power consumption make it an attractive choice for high-volume products. The capacitive-touch I/O pins can replace mechanical buttons, improving reliability and user experience. The device's UART interface can communicate with other ICs in the system, and its internal oscillator reduces external component count, simplifying the BOM and assembly process.
Recommended
Recommended Products Summary
Engineering reference data for MSP430G2553IPW28R β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | MSP430G2553IPW28 | MSP430G2253IPW28R | MSP430G2452IPW28R |
|---|---|---|---|---|
| Package | 28-TSSOP | 28-TSSOP | 28-TSSOP | 28-TSSOP |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Core | MSP430 CPU16 | MSP430 CPU16 | MSP430 CPU16 | MSP430 CPU16 |
| Max Speed | 16 MHz | 16 MHz | 16 MHz | 16 MHz |
| Flash Memory | 16KB | 16KB | 8KB | 8KB |
| SRAM | 512B | 512B | 512B | 256B |
| Number of I/O | 16 | 16 | 16 | 16 |
| ADC | 10-bit, 8 ch | 10-bit, 8 ch | 10-bit, 8 ch | 10-bit, 8 ch |
| Comparator | 1 | 1 | 1 | 1 |
| Communication | UART, SPI, I2C | UART, SPI, I2C | UART, SPI, I2C | UART, SPI |
| Operating Temperature | -40Β°C to +85Β°C | -40Β°C to +85Β°C | -40Β°C to +85Β°C | -40Β°C to +85Β°C |
Key Differentiators
- Ultra-low power consumption with 0.1 Β΅A standby current (vs MSP430G2253IPW28R)
- Integrated 10-bit ADC and comparator (vs MSP430G2452IPW28R)
- Wide operating temperature range (vs MSP430G2553IPW28)
Design Notes
The MSP430G2553IPW28R operates from 1.8V to 3.6V. Use a low-dropout regulator (LDO) to provide a stable supply if the input voltage varies. Place a 0.1 Β΅F ceramic capacitor close to each VCC pin and a 1 Β΅F capacitor at the power entry point. For battery-powered designs, consider using the low-power modes to minimize current draw during idle periods.
For optimal performance, place the MSP430G2553IPW28R on a PCB with a solid ground plane. Keep analog and digital grounds separate if possible, and connect them at a single point. Ensure that the crystal oscillator (if used) is placed close to the XIN/XOUT pins with short traces to minimize parasitic capacitance. For the internal DCO, no external components are required.
Unused I/O pins should be configured as outputs to prevent floating inputs, which can increase leakage current and cause erratic behavior. When using the ADC, ensure that the reference voltage is stable and bypassed with a capacitor. Also, be aware that the Flash memory has a limited write endurance (typically 100k cycles), so avoid excessive writes in firmware.
Compliance Information
RoHS compliant per TI product page. Not AEC-Q100 qualified for standard version; automotive variant available.
