MSP430G2221IRSA16 Texas Instruments Integrated Circuit (Other) In Stock
The MSP430G2221IRSA16 is a 16-bit mixed-signal microcontroller from Texas Instruments with MSP430 CPU architecture, integrated ADC, DMA, and 10 I/O lines in a 16-pin QFN package. It runs at up to 0.032 MHz for ultra-low-power applications. Available from stock with competitive pricing and worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Other
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- MSP430G2221IRSA16 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Ultra-low-power 16-bit MSP430 CPU core with DMA and integrated ADC, ideal for energy-harvesting and battery-operated sensor nodes
- Compact 16-pin QFN (S-PQCC-N16) package with 10 configurable I/O lines supporting flexible peripheral interfacing in space-constrained designs
- Boundary scan (JTAG) support enabling in-circuit testing and simplified debugging during development and manufacturing of embedded systems
Applications
The MSP430G2221IRSA16 is designed for ultra-low-power embedded applications such as wireless sensor nodes, portable medical monitors, and energy-harvesting IoT devices where minimal current consumption is critical. Its 16-bit MSP430 architecture with integrated ADC enables direct sensor data acquisition for temperature, pressure, and environmental monitoring systems. The compact QFN package and small I/O count make it an excellent fit for wearables and miniaturized industrial sensing equipment.
Specifications
| YTEOL | 0 |
| Has ADC | YES |
| Bit Size | 16 |
| Boundary Scan | YES |
| CPU Family | MSP430 |
| Clock Frequency-Max | 0.032MHz |
| DAC Channels | NO |
| DMA Channels | YES |
| JESD-30 Code | S-PQCC-N16 |
| Number of I/O Lines | 10 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC16,.16SQ,25 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Qualification Status | Not Qualified |
| RAM (bytes) | 128 |
| ROM (words) | 2048 |
| ROM Programmability | FLASH |
| Speed | 16MHz |
| Supply Current-Max | 0.37mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 2.2V |
| Supply Voltage-Nom | 2.2V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.65mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| HTS Code | 8542.31.00.20 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for MSP430G2221IRSA16:
RISC Microcontroller, 16-Bit, FLASH, MSP430 CPU, 16MHz, CMOS, PQCC16
RISC Microcontroller, 16-Bit, FLASH, MSP430 CPU, 16MHz, CMOS, PQCC16
Frequently Asked Questions
What CPU architecture does the MSP430G2221IRSA16 use?
The MSP430G2221IRSA16 uses Texas Instruments' MSP430 16-bit RISC CPU family, which is specifically optimized for ultra-low-power operation, making it ideal for battery-operated and energy-harvesting embedded applications.
Does the MSP430G2221IRSA16 include an ADC?
Yes, the MSP430G2221IRSA16 includes an integrated analog-to-digital converter (Has ADC: YES), allowing direct connection to sensors and analog signals without requiring external ADC components, reducing system cost and complexity.
What is the maximum clock frequency of the MSP430G2221IRSA16?
The MSP430G2221IRSA16 has a maximum clock frequency of 0.032 MHz (32 kHz), which is characteristic of its ultra-low-power design optimized for applications where energy efficiency takes priority over raw processing speed.
What package and how many I/O pins does the MSP430G2221IRSA16 have?
The MSP430G2221IRSA16 is housed in a 16-pin QFN package (JESD-30 code S-PQCC-N16) and provides 10 I/O lines, offering a compact and solderable footprint suitable for small embedded designs and prototyping.
Related Guides
TPS54160DGQR Selection Guide: How to Choose a 60V Step-Down Buck Converter
Complete selection guide for the TPS54160DGQR 60V/1.5A step-down converter. Compare specs, alternatives, and sourcing options for industrial and automotive designs.
May 20, 2026
LMV932MM Dual Low-Voltage CMOS Op-Amp: Application Design Guide
Complete application design guide for the LMV932MM dual rail-to-rail CMOS op-amp: supply decoupling, RRIO design rules, stability, and recommended circuits for 1.8V–5.5V battery-powered systems.
May 20, 2026
TL084CN Equivalent and Replacements: JFET-Input Quad Op-Amp Comparison Guide
Compare TL084CN with TL074, LF347, and LM324 quad op-amps. Pin-compatible equivalents, key specs, and when to choose each for your analog design.
May 20, 2026
TPS386000RGPR Quad Voltage Supervisor: Selection and Sourcing Guide (2025)
Compare TPS386000RGPR with TPS386040RGPR, TPS3700, and TPS3823 voltage supervisors. Key specs, threshold programming, watchdog options, and sourcing tips.
May 20, 2026
Why Buy from FindMyChip
About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“We've been using FindMyChip for 2 years. Pricing is consistently 20-30% below Mouser/DigiKey for volume orders.”