Overview
The Texas Instruments MSP430G2452IPW20 is a member of the MSP430G2x52 series of ultra-low-power mixed signal microcontrollers. This device is designed to provide high performance and low power consumption, making it ideal for battery-powered and energy-efficient applications. The MSP430G2452IPW20 features a powerful 16-bit RISC CPU, 16-bit registers, and constant generators that contribute to maximum code efficiency. It is part of the MSP430 family, known for its ultra-low power consumption and extended battery life in portable measurement applications.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Category | Integrated Circuits (ICs) - Embedded - Microcontrollers |
| Package | 20-TSSOP (0.173", 4.40mm Width) |
| Core Processor | MSP430 |
| Core Size | 16-Bit |
| Speed | 16MHz |
| Connectivity | I2C, SPI, USI |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Number of I/O | 16 |
| Program Memory Size | 8KB (8K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 256 x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8 V ~ 3.6 V |
| Data Converters | A/D 8x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
Key Features
- Ultra-low power consumption with active mode: 220 µA at 1 MHz, 2.2 V, and standby mode: 0.5 µA, off mode (RAM retention): 0.1 µA.
- Five power-saving modes and ultra-fast wake-up from standby mode in less than 1 µs.
- 16-Bit RISC architecture with 62.5-ns instruction cycle time.
- Internal frequencies up to 16 MHz with four calibrated frequencies and an internal very-low-power low-frequency (LF) oscillator.
- Universal Serial Interface (USI) supporting SPI and I2C.
- 10-bit 200-ksps Analog-to-Digital (A/D) converter with internal reference, sample-and-hold, and autoscan.
- Up to 16 capacitive-touch enabled I/O pins and a versatile analog comparator.
- Brownout detector, watchdog timer, and serial onboard programming without external programming voltage.
Applications
The MSP430G2452IPW20 is suitable for a variety of applications, including low-cost sensor systems, portable measurement devices, and energy-efficient embedded systems. It is particularly useful in scenarios where extended battery life and low power consumption are critical. Typical applications include capturing analog signals, converting them to digital values, and processing the data for display or transmission to a host system.
Q & A
- What is the core processor of the MSP430G2452IPW20?
The core processor is the MSP430, which is a 16-bit RISC CPU.
- What is the maximum operating frequency of the MSP430G2452IPW20?
The maximum operating frequency is 16 MHz.
- What are the power supply voltage ranges for the MSP430G2452IPW20?
The power supply voltage ranges from 1.8 V to 3.6 V.
- What types of communication interfaces does the MSP430G2452IPW20 support?
The device supports I2C, SPI, and USI (Universal Serial Interface).
- How much program memory does the MSP430G2452IPW20 have?
The device has 8KB of FLASH program memory.
- What is the operating temperature range of the MSP430G2452IPW20?
The operating temperature range is from -40°C to 85°C.
- Does the MSP430G2452IPW20 have any power-saving modes?
Yes, it has five power-saving modes and ultra-fast wake-up from standby mode in less than 1 µs.
- What type of analog-to-digital converter does the MSP430G2452IPW20 have?
The device features a 10-bit 200-ksps Analog-to-Digital (A/D) converter with internal reference, sample-and-hold, and autoscan.
- Can the MSP430G2452IPW20 be programmed without an external programming voltage?
Yes, it supports serial onboard programming without an external programming voltage.
- What are some typical applications for the MSP430G2452IPW20?
Typical applications include low-cost sensor systems, portable measurement devices, and energy-efficient embedded systems.
