Overview
The Texas Instruments MSP430F2274IRHAT is an ultra-low-power mixed signal microcontroller from the MSP430 family. This device is designed to optimize power consumption and extend battery life in portable measurement applications. It features a powerful 16-bit RISC CPU, 16-bit registers, and constant generators that contribute to maximum code efficiency. The MSP430F2274IRHAT is part of the MSP430F22x4 series, which includes various peripherals targeted for different applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package Type | 40-Pin QFN (RHA) |
| Operating Temperature Range | -40°C to 85°C |
| Supply Voltage Range | 1.8 V to 3.6 V |
| Flash Memory | 32 KB + 256 B |
| RAM | 1 KB |
| ADC Resolution | 10-bit, 200 ksps |
| Number of I/O Pins | 32 |
| Timers | Two 16-bit timers (Timer_A and Timer_B) with three capture/compare registers each |
| Communication Interfaces | UART, SPI, I2C, IrDA |
| Operational Amplifiers | Two configurable operational amplifiers |
| Power Consumption | Active Mode: 270 µA at 1 MHz, 2.2 V; Standby Mode: 0.7 µA; Off Mode (RAM Retention): 0.1 µA |
| Clock Frequency | Internal frequencies up to 16 MHz |
Key Features
- Ultra-low power consumption with multiple low-power modes
- 16-bit RISC CPU with 62.5-ns instruction cycle time
- Two 16-bit timers (Timer_A and Timer_B) with three capture/compare registers each
- Universal serial communication interface including UART, SPI, I2C, and IrDA
- 10-bit 200-ksps analog-to-digital converter with internal reference, sample-and-hold, autoscan, and data transfer controller
- Two configurable operational amplifiers
- Brownout detector and serial onboard programming with no external programming voltage needed
- Bootstrap loader and on-chip emulation module
- Ultra-fast wake-up from standby mode in less than 1 µs
Applications
The MSP430F2274IRHAT is suitable for various applications requiring low power consumption and advanced peripherals. Typical applications include:
- Sensor systems that capture analog signals, convert them to digital values, and process the data for display or transmission to a host system.
- Stand-alone radio-frequency (RF) sensor front ends.
- Portable measurement applications where extended battery life is crucial.
Q & A
- What is the operating temperature range of the MSP430F2274IRHAT?
The operating temperature range is -40°C to 85°C.
- What is the supply voltage range for the MSP430F2274IRHAT?
The supply voltage range is 1.8 V to 3.6 V.
- How much flash memory and RAM does the MSP430F2274IRHAT have?
The device has 32 KB + 256 B of flash memory and 1 KB of RAM.
- What types of communication interfaces are available on the MSP430F2274IRHAT?
The device supports UART, SPI, I2C, and IrDA communication interfaces.
- Does the MSP430F2274IRHAT have operational amplifiers?
Yes, it has two configurable operational amplifiers).
- What is the power consumption of the MSP430F2274IRHAT in active mode?
In active mode, the power consumption is 270 µA at 1 MHz, 2.2 V).
- How quickly can the MSP430F2274IRHAT wake up from standby mode?
The device can wake up from standby mode in less than 1 µs).
- What types of timers are available on the MSP430F2274IRHAT?
The device has two 16-bit timers (Timer_A and Timer_B) with three capture/compare registers each).
- Is the MSP430F2274IRHAT suitable for sensor systems?
Yes, it is suitable for sensor systems that capture analog signals and convert them to digital values).
- Does the MSP430F2274IRHAT support serial onboard programming?
Yes, it supports serial onboard programming with no external programming voltage needed).
