MSP430F5638IPZR Overview
The MSP430F5638IPZR is an ultra-low-power, 16-bit microcontroller from IC Manufacturer designed for battery-powered and industrial embedded control. It combines a low-power RISC core running at up to 25 MHz with integrated on-chip Flash and RAM, multiple analog and digital peripherals, and an industrial temperature rating. The device targets applications that require more integration, lower active power, and deterministic real-time control compared with typical 8-bit controllers and some higher-power 32-bit alternatives.
MSP430F5638IPZR Technical Specifications
| CPU core | 16-bit RISC |
| Maximum clock | Up to 25 MHz |
| Operating voltage | 1.8 V ?C 3.6 V |
| Industrial temperature | -40 ??C to +85 ??C |
| On-chip nonvolatile memory | 256 KB Flash (integrated) |
| On-chip volatile memory | 16 KB RAM |
| Package type | 56-pin TSSOP (IPZR packaging) |
| GPIO count | Multiple general-purpose I/O pins (device-level) |
| Analog input | 12-bit ADC capability |
| Low-power modes | Multiple LPMs for sub-mA standby and ??A sleep currents |
MSP430F5638IPZR Key Features
- Single 16-bit RISC core delivering efficient integer performance and compact code, enabling lower BOM cost versus many 32-bit designs.
- Integrated Flash and RAM on-chip to reduce external memory needs and speed boot times for real-time control.
- Low-voltage operation (1.8?C3.6 V) for direct battery use, improving system-level power efficiency and simplifying power management.
- Industrial temperature rating (-40 ??C to +85 ??C) for reliable deployment in harsh environments and extended-temperature applications.
- Multiple low-power modes to minimize energy consumption during idle periods and extend battery life compared with always-on controllers.
- 12-bit analog input capability for higher-resolution sensing and control compared with standard 8-bit ADC designs.
- Compact package (TSSOP) provides a smaller PCB footprint and easier assembly compared to larger packages.
- Deterministic interrupt and timer behavior suited for precise control loops and time-critical industrial tasks.
Typical Applications
- Battery-powered industrial sensors that require low standby current and accurate 12-bit measurements for long-term field deployment and remote monitoring.
- Motor control and power conversion where a 16-bit core and on-chip peripherals provide tighter loop control and reduced external component count for compact drives.
- Handheld medical or measurement instruments needing multi-channel analog inputs, low power consumption, and reliable operation across the industrial temperature range.
- Embedded human-machine interface (HMI) nodes with multiple GPIOs and integrated memory for local UI logic, event logging, and firmware updates in harsh environments.
MSP430F5638IPZR Advantages vs Typical Alternatives
The part offers a clear balance of efficiency and integration versus common 8-bit or higher-power 32-bit alternatives. The 16-bit core and on-chip 256 KB Flash plus 16 KB RAM reduce the need for external memory, cutting BOM cost and board area. Its low-voltage operation (1.8?C3.6 V) and multiple low-power modes deliver lower idle and active energy than many higher-clock-rate processors. Industrial temperature rating and integrated analog capabilities provide greater reliability and better sensing resolution than many standard microcontrollers.
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MSP430F5638IPZR Brand Info
The MSP430F5638IPZR is part of the MSP430 family from Texas Instruments, known for ultra-low-power embedded MCUs. This device continues the brand focus on low energy consumption, integrated analog peripherals, and industrial-grade robustness for power-sensitive and real-time control applications.
FAQ
What core architecture does this device use?
The device uses a 16-bit RISC microcontroller core optimized for low code size and energy efficiency, suitable for control and sensor tasks that need faster integer math than typical 8-bit parts.
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What supply voltage range is supported?
It supports an operating voltage range from 1.8 V to 3.6 V, allowing direct use with typical battery chemistries and low-voltage system rails while keeping analog and digital margins stable.
Is the device rated for industrial temperatures?
Yes, the part has an industrial temperature rating of -40 ??C to +85 ??C, making it suitable for outdoor, factory, and other temperature-stressed environments where commercial-grade parts may fail.
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Does it include on-chip nonvolatile memory?
Yes, the microcontroller integrates on-chip Flash memory that supports in-field firmware updates and code storage, eliminating the need for external program memory in most embedded designs.
What analog resolution is available for sensors?
It offers 12-bit analog input capability, which provides improved measurement precision over typical 8-bit ADCs and helps reduce the need for external analog front-end components in sensing applications.