MSP430G2001IRSA16T Overview
The MSP430G2001IRSA16T is a low-power, 16-bit microcontroller optimized for simple control and sensing tasks in industrial and battery-powered designs. It combines a compact 16-pin package with a single 16-bit RISC core and basic analog and timer peripherals. The device targets space- and cost-constrained applications that need fewer pins but reliable MCU control. For sourcing and further technical resources consult IC Manufacturer.
MSP430G2001IRSA16T Technical Specifications
| CPU | 16-bit RISC core |
| Operating Voltage | 1.8 V to 3.6 V |
| Maximum Clock Frequency | 16 MHz |
| Flash Memory | 1 KB (1024 bytes) |
| SRAM | 128 bytes |
| Package | 16-pin TSSOP / 16-pin package |
| Operating Temperature | -40 ??C to +85 ??C (industrial) |
| On-chip Peripherals | 1 ?? 16-bit Timer_A, comparator, GPIO up to 12 pins |
| Low-Power Modes | LPM0, LPM3 (sub-??A standby currents) |
| Typical Active Current | Low ??A per MHz class (application dependent) |
| Package Tape & Reel | Industrial tape and reel suffix (T) |
MSP430G2001IRSA16T Key Features
- Single 16-bit RISC core with compact instruction set for predictable, efficient control execution.
- Ultra-low operating voltage range (1.8?C3.6 V) which enables longer battery life and flexible power-rail choices.
- Small 16-pin package that reduces board area and BOM cost compared with larger MCUs with similar functionality.
- Integrated 16-bit timer to handle precise timing, PWM, and event capture without external components.
- On-chip analog comparator for simple threshold detection and wake-up tasks, lowering system component count.
- Microcontroller-grade flash and SRAM for small control firmware and runtime variables in compact applications.
- Industrial temperature rating (-40 ??C to +85 ??C) supporting reliable operation in harsher environments.
- Multiple low-power modes that significantly reduce standby current versus always-on designs.
Typical Applications
- Low-power sensor hubs and battery-operated measurement nodes where compact size and sub-??A standby matter for multi-year uptime.
- Simple motor or actuator controllers in appliances and industrial controllers that need a small MCU, timer, and basic analog inputs.
- Consumer and portable user interfaces with limited I/O and code size that benefit from a 16-bit core and small flash footprint.
- Threshold-detection and window-comparator tasks, such as power monitoring or over/under voltage warnings, using the built-in comparator to reduce component count.
MSP430G2001IRSA16T Advantages vs Typical Alternatives
The device offers a compact 16-pin footprint and extremely low supply voltage range compared with many 28-pin alternatives. It provides up to 16 MHz operation while consuming far less power in active and standby than larger microcontrollers. The integrated 16-bit timer and comparator replace discrete parts in simple designs. For cost-sensitive, space-constrained, or battery-powered systems, this MCU often reduces board area, BOM cost, and total system power.
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MSP430G2001IRSA16T Brand Info
MSP430G2001IRSA16T is part of the MSP430 family from Texas Instruments. The brand emphasizes ultra-low-power 16-bit microcontrollers for embedded sensing and control. TI provides application notes, evaluation modules, and long-term availability for design and production stages.
FAQ
What is the package type?
The device is supplied in a 16-pin package, commonly a small TSSOP-style footprint. The suffix indicates industrial temperature rating and tape-and-reel packaging for automated assembly.
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What voltage range does it support?
It operates across a low-voltage window from 1.8 V up to 3.6 V. This enables direct use with common battery chemistries and low-voltage system rails without additional regulators.
How much program memory is available?
The microcontroller provides 1 KB (1024 bytes) of on-chip flash program memory suitable for compact firmware and control code in resource-constrained systems.
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Is it suitable for battery-powered designs?
Yes. The device supports multiple low-power modes and operates at sub-??A standby levels, making it well suited for long-life battery applications and intermittent duty cycles.
Which on-chip peripherals are included?
Key on-chip peripherals include a 16-bit Timer_A, an analog comparator for threshold detection, and multiple general-purpose I/O pins for control and sensing tasks.



