Overview
The Texas Instruments MSP430AFE253IPW is an ultra-low-power mixed signal microcontroller from the MSP430 family. This device is designed to optimize power consumption, making it ideal for portable measurement applications and extended battery life. It features a powerful 16-bit RISC CPU, 16-bit registers, and constant generators that contribute to maximum code efficiency. The architecture, combined with five low-power modes, allows the device to wake up from low-power modes to active mode in less than 1 µs.
Key Specifications
| Specification | Value |
|---|---|
| Package | TSSOP (PW) - 24 Pins |
| Operating Temperature Range (°C) | -40 to 85 |
| Supply Voltage Range | 1.8 V to 3.6 V |
| Active Mode Power Consumption | 220 µA at 1 MHz, 2.2 V |
| Standby Mode Power Consumption | 0.5 µA |
| Off Mode (RAM Retention) Power Consumption | 0.1 µA |
| System Clock | Up to 12 MHz |
| Analog-to-Digital Converters (ADCs) | Up to three 24-bit sigma-delta ADCs with differential PGA inputs |
| Timer | 16-Bit Timer_A with three capture/compare registers |
| Communication Interface | USART, asynchronous UART or synchronous SPI selectable by software |
| Hardware Multiplier | 16-Bit hardware multiplier |
Key Features
- Ultra-low power consumption with five power-saving modes
- Ultra-fast wake-up from standby mode in less than 1 µs
- 16-bit RISC architecture with up to 12-MHz system clock
- Internal frequencies up to 12 MHz with two calibrated frequencies
- Internal very-low-power low-frequency (LF) oscillator and high-frequency (HF) crystal up to 16 MHz
- Up to three 24-bit sigma-delta ADCs with differential PGA inputs
- 16-bit Timer_A with three capture/compare registers
- Serial communication interface (USART), asynchronous UART or synchronous SPI selectable by software
- 16-bit hardware multiplier
- Brownout detector and supply voltage supervisor and monitor with programmable level detection
- Serial onboard programming, no external programming voltage needed, and programmable code protection by security fuse
- On-chip emulation module
Applications
The MSP430AFE253IPW is targeted for various applications requiring low power consumption and high precision, such as:
- Portable measurement devices
- Medical devices
- Industrial automation
- Wireless sensing and IoT applications
- Battery-powered devices where extended battery life is crucial
Q & A
- What is the operating temperature range of the MSP430AFE253IPW?
The operating temperature range is -40°C to 85°C. - What is the supply voltage range for this microcontroller?
The supply voltage range is 1.8 V to 3.6 V. - How many power-saving modes does the MSP430AFE253IPW have?
The device has five power-saving modes. - What is the power consumption in active mode at 1 MHz and 2.2 V?
The power consumption in active mode is 220 µA at 1 MHz and 2.2 V. - How many 24-bit sigma-delta ADCs does the MSP430AFE253IPW have?
The device has up to three 24-bit sigma-delta ADCs. - What type of communication interface does the MSP430AFE253IPW support?
The device supports USART, which can be configured as asynchronous UART or synchronous SPI. - Does the MSP430AFE253IPW have an on-chip emulation module?
Yes, it does have an on-chip emulation module. - What is the maximum system clock frequency of the MSP430AFE253IPW?
The maximum system clock frequency is up to 12 MHz. - How quickly can the device wake up from standby mode?
The device can wake up from standby mode in less than 1 µs. - Does the MSP430AFE253IPW support serial onboard programming?
Yes, it supports serial onboard programming without the need for an external programming voltage.
