Overview
The Texas Instruments MSP430G2001IPW14R is a member of the MSP430 family of ultralow-power microcontrollers. This device is designed to optimize power consumption and extend battery life in portable measurement applications. It features a 16-bit RISC CPU with 16-bit registers, a digitally controlled oscillator (DCO), and various low-power modes to minimize energy usage.
The MSP430G2001IPW14R is available in a 14-pin Plastic Small-Outline Thin Package (TSSOP) and is suitable for low-cost sensor systems that capture, convert, and process analog signals.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage Range | 1.8 V to 3.6 V |
| Active Mode Current | 220 µA at 1 MHz, 2.2 V |
| Standby Mode Current | 0.5 µA |
| Off Mode (RAM Retention) Current | 0.1 µA |
| Flash Memory | 0.5 KB |
| RAM | 128 Bytes |
| Timer_A | 16-Bit Timer_A with two capture/compare registers |
| Clock System | Internal DCO up to 16 MHz, 32-kHz crystal oscillator, and external digital clock source |
| Package Type | 14-Pin Plastic Small-Outline Thin Package (TSSOP) |
| I/O Pins | 10 I/O pins |
Key Features
- Ultralow power consumption with five power-saving modes
- 16-bit RISC CPU with 62.5-ns instruction cycle time
- Digitally controlled oscillator (DCO) with fast turn-on in less than 1 µs
- On-chip comparator for analog signal comparison or slope A/D function
- Brownout detector and watchdog timer
- Serial onboard programming with no external programming voltage needed
- Programmable code protection by security fuse
- On-chip emulation logic with Spy-Bi-Wire interface
Applications
The MSP430G2001IPW14R is typically used in low-cost sensor systems, such as those that capture analog signals, convert them to digital values, and process the data for display or transmission to a host system. Other applications include portable measurement devices, energy harvesting systems, and other battery-powered devices where low power consumption is critical.
Q & A
- What is the supply voltage range of the MSP430G2001IPW14R?
The supply voltage range is from 1.8 V to 3.6 V.
- What is the current consumption in active mode at 1 MHz and 2.2 V?
The current consumption in active mode is 220 µA at 1 MHz and 2.2 V.
- How much current does the device consume in standby mode?
The device consumes 0.5 µA in standby mode.
- What is the flash memory capacity of the MSP430G2001IPW14R?
The flash memory capacity is 0.5 KB.
- How many I/O pins does the device have?
The device has 10 I/O pins.
- What types of clock sources are supported by the MSP430G2001IPW14R?
The device supports an internal DCO up to 16 MHz, a 32-kHz crystal oscillator, and an external digital clock source.
- What is the purpose of the digitally controlled oscillator (DCO)?
The DCO provides a fast turn-on clock source and stabilizes in less than 1 µs, allowing for quick wake-up from low-power modes.
- Does the MSP430G2001IPW14R have onboard programming capabilities?
Yes, it has serial onboard programming with no external programming voltage needed.
- What kind of package is the MSP430G2001IPW14R available in?
The device is available in a 14-Pin Plastic Small-Outline Thin Package (TSSOP).
- What are some typical applications of the MSP430G2001IPW14R?
Typical applications include low-cost sensor systems, portable measurement devices, and other battery-powered devices where low power consumption is critical.
