MSP430A139IPZR

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The Texas Instruments MSP430A139IPZR is a low-cost and low-power 16-bit microcontroller with integrated peripherals and advanced debug and programming features. The device is targeted at low-power, cost-sensitive applications, such as medical, portable, industrial, and consumer machinery and devices. It is a pin-compatible, easy-to-design upgrade to the MSP430A14x and the MSP430F132 devices, delivering up to five times the compute performance.

Application Field of MSP430A139IPZR

The MSP430A139IPZR microcontroller is ideal for applications where low-power consumption, high performance and small form factor are key requirements. These applications include medical and healthcare, portable electronics, wearable devices, industrial and consumer products, such as toys, gaming consoles, and audio/visual appliances.

The MSP430A139IPZR offers advanced peripherals, including 16-bit timers, 8-channel 10-bit ADCs, 16-bit serial communication interface, UART and I2C. It also has an integrated embedded debugging (EDGB) module, and an FRAM interface which can be used to store non-volatile code and data.

The MSP430A139IPZR is suitable for cost-sensitive and power-constrained applications. It is ideal for space-limited designs requiring low power, higher performance and small form factor, such as smart cards and wearables. It has also been used in real-time sensor monitoring, as well as smart metering, home automation, and energy management applications.

Working Principle of MSP430A139IPZR

The MSP430A139IPZR includes a 16-bit Reduced Instruction Set Computing (RISC) CPU, which is capable of executing instructions in just one clock cycle. This makes the microcontroller one of the most efficient 16-bit processors available. The processor is capable of executing code stored in an on-chip memory, as well as external memory.

The MSP430A139IPZR supports low-power data transfer modes. It uses a low-power standby mode, which keeps the device in a low-power sleep state until a peripheral requires processing. In addition, the integrated reception sleep mode reduces power consumption by reducing the number of clock cycles to the required peripheral.

The MSP430A139IPZR also features an integrated Direct Memory Access (DMA) module, which allows for parallel data transfers between on-chip peripherals, as well as between external systems. The DMA module allows for high throughput and low latency data transfers, further improving system performance.

The MSP430A139IPZR includes an integrated memory protection unit (MPU) which prevents unauthorized access to the program memory. It also includes an integrated debugging module (EDBG) to facilitate debugging and programming. The EDBG supports On-Chip-Debugging (OCD) and Real-Time-In-Circuit-Debugging (RTICD) as well as real-time coding, code patterning and breakpoint setting.

The MSP430A139IPZR includes on-chip peripherals, such as 16-bit timers, 8-channel 10-bit ADCs, 16-bit addition scan (AES) digital encryption, 8-channel 8-bit digital I/O, and an integrated UART for serial communication. In addition, the device also supports a low-power standby mode. This mode reduces current consumption to less than 1 μA and is suitable for low-power embedded applications.

Conclusion

The MSP430A139IPZR is a low-cost, low-power, high-performance 16-bit microcontroller, designed for low-power, cost-sensitive applications such as medical, portable, industrial and consumer machinery and devices. It is pin-compatible with the MSP430A14x and the MSP430F132 devices, while offering up to five times the compute performance. The device includes advanced peripherals, including 16-bit timers, 8-channel 10-bit ADCs, 16-bit serial communication interface, UART and I2C, as well as on-chip debugging and programming capabilities. The integrated FRAM interface and low-power data transfer modes make it an ideal choice for space-limited designs requiring power and performance. In addition, it is also suitable for real-time sensor monitoring, smart-metering, and home automation applications.

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