MSP430FW423IPM

Product Overview

Category

The MSP430FW423IPM belongs to the category of microcontrollers.

Use

This microcontroller is designed for various embedded applications that require low power consumption and high performance.

Characteristics

• Low power consumption: The MSP430FW423IPM is known for its ultra-low power consumption, making it suitable for battery-powered devices.
• High performance: Despite its low power consumption, this microcontroller offers high processing capabilities, enabling efficient execution of complex tasks.
• Integrated peripherals: It comes with a wide range of integrated peripherals such as timers, UART, SPI, I2C, and ADC, providing flexibility in designing diverse applications.
• Real-time clock (RTC): The built-in RTC allows accurate timekeeping and enables time-dependent operations.
• Memory options: The microcontroller offers different memory options, including Flash memory for program storage and RAM for data storage.

Package

The MSP430FW423IPM is available in a small form factor package, which is commonly referred to as an LQFP (Low-profile Quad Flat Package).

Essence

The essence of the MSP430FW423IPM lies in its ability to combine low power consumption with high performance, making it ideal for energy-efficient embedded systems.

Packaging/Quantity

This microcontroller is typically sold in reels or trays, with each reel containing a specific quantity of units. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Architecture: 16-bit RISC
• Clock Speed: Up to 25 MHz
• Operating Voltage: 1.8V - 3.6V
• Flash Memory: 32KB
• RAM: 4KB
• Digital I/O Pins: 32
• Analog Input Channels: 8
• Communication Interfaces: UART, SPI, I2C
• Timers: 3
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MSP430FW423IPM has a total of 48 pins, each serving a specific purpose. The pin configuration is as follows:

1. P1.0
2. P1.1
3. P1.2
4. P1.3
5. P1.4
6. P1.5
7. P1.6
8. P1.7
9. P2.0
10. P2.1
11. P2.2
12. P2.3
13. P2.4
14. P2.5
15. P2.6
16. P2.7
17. P3.0
18. P3.1
19. P3.2
20. P3.3
21. P3.4
22. P3.5
23. P3.6
24. P3.7
25. P4.0
26. P4.1
27. P4.2
28. P4.3
29. P4.4
30. P4.5
31. P4.6
32. P4.7
33. AVSS
34. AVCC
35. A0
36. A1
37. A2
38. A3
39. A4
40. A5
41. A6
42. A7
43. RST/NMI
44. TEST
45. XIN
46. XOUT
47. DVSS
48. DVCC

Functional Features

• Low power modes: The microcontroller offers various low power modes, allowing the system to conserve energy when idle or in standby.
• Interrupt handling: It supports interrupt-driven programming, enabling efficient handling of external events and reducing the need for constant polling.
• Watchdog Timer: The built-in watchdog timer provides a safety mechanism to reset the microcontroller in case of system failures or software glitches.
• Analog-to-Digital Converter (ADC): The integrated ADC allows the microcontroller to interface with analog sensors and convert analog signals into digital data.
• Serial Communication: The UART, SPI, and I2C interfaces facilitate communication with other devices, enabling seamless integration into larger systems.

Advantages and Disadvantages

Advantages

• Ultra-low power consumption, making it suitable for battery-powered applications.
• High performance despite low power consumption.
• Integrated peripherals provide flexibility in designing diverse applications.
• Real-time clock enables accurate timekeeping.
• Small form factor package allows for compact designs.

Disadvantages

• Limited memory capacity compared to some other microcontrollers in the market.
• May require additional external components for certain applications.

Working Principles

The MSP430FW423IPM operates based on a 16-bit RISC architecture. It executes instructions fetched from its Flash memory using an internal