MSP430F2112IRHBT Overview
The MSP430F2112IRHBT is an ultra-low-power, 16-bit mixed-signal microcontroller optimized for battery-powered and embedded control tasks. It combines a compact instruction set CPU with integrated analog and digital peripherals to reduce external component count and speed design cycles. Typical use cases favor low active current and multiple low-power modes for longer battery life. For procurement and technical resources visit IC Manufacturer.
MSP430F2112IRHBT Technical Specifications
| Parameter | Value |
|---|---|
| CPU | 16-bit RISC core |
| Operating Voltage | 1.8 V to 3.6 V |
| Core Clock | Up to 8 MHz (internal DCO selectable) |
| On-chip Memory (Flash) | 4 KB flash (in-system programmable) |
| SRAM | 256 bytes |
| ADC | 10-bit analog-to-digital converter, multiple input channels |
| Timers | 16-bit Timer_A with capture/compare |
| Communication | USI for SPI and I2C serial interfaces |
| Package | 20-pin TSSOP (IRHBT tape-and-reel variant) |
| Temperature Range | -40 ??C to +85 ??C ambient operating |
| Low-Power Modes | Multiple LPMs for sub-??A standby currents |
MSP430F2112IRHBT Key Features
- One core capability: a 16-bit RISC CPU that balances performance and power for responsive control tasks.
- Integrated 10-bit ADC plus multiple input channels, enabling direct sensor interfacing without extra converters.
- Multiple low-power modes that significantly extend battery life compared with higher-power microcontrollers.
- On-chip flash memory for in-system programming and field updates, simplifying firmware maintenance and reducing BOM complexity.
Typical Applications
- Battery-powered sensors and dataloggers where long standby time and accurate analog measurement are required for periodic readings over months.
- Portable medical devices that need precise ADC conversion, low standby current between measurements, and reliable in-field firmware updates.
- Industrial control nodes that require compact packaging, deterministic timers, and a small code footprint for repetitive control loops.
- Low-cost consumer electronics and handheld instruments that benefit from integrated serial interfaces and reduced external part count for compact designs.
MSP430F2112IRHBT Advantages vs Typical Alternatives
The device favors ultra-low power consumption and a compact feature set versus higher-end microcontrollers with larger memory and faster CPUs. It delivers a stronger power-to-performance ratio for simple control and measurement tasks. With integrated ADC, Timer_A, and USI, designers get fewer external parts and lower system cost. Compared with generic 8-bit MCUs, the 16-bit core offers more arithmetic headroom and better code density for control algorithms, while still being more energy-efficient than many 32-bit alternatives for modest computational needs.
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MSP430F2112IRHBT Brand Info
The MSP430F2112IRHBT is part of Texas Instruments?? MSP430 family of ultra-low-power microcontrollers. TI positions this family for energy-sensitive embedded systems, providing development tools, reference designs, and broad application notes that accelerate time-to-market for industrial and portable products.
FAQ
What is the supply voltage range?
The device operates across a wide supply range from 1.8 V to 3.6 V, allowing designs to run from single-cell lithium chemistries or regulated 3.3 V supplies while preserving low-power behavior.
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Does it include an ADC?
Yes. It features a 10-bit ADC with multiple input channels suitable for direct sensor measurements, helping to remove the need for external ADC components in many designs.
What package is IRHBT?
The IRHBT suffix denotes the tape-and-reel shipping option for a 20-pin TSSOP package, which simplifies automated assembly and high-volume production sourcing.
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How does it support low power?
Multiple low-power modes let the MCU enter sub-??A standby states between events. This saves energy for battery-driven applications and reduces thermal stress compared with always-on alternatives.
Are serial interfaces available?
Communication is provided via a Universal Serial Interface (USI) that supports SPI and I2C protocols, enabling reliable connection to sensors, displays, and other peripherals with minimal external logic.



