PIC16F15275-I/MP
PIC16F15275-I/MP - 8-Bit MCU, 32MHz, 14KB Flash, 40-QFN | Microchip
The Microchip Technology PIC16F15275-I/MP is an 8-bit PIC16 microcontroller featuring 14KB of Flash program memory, 1KB of RAM, and a 32 MHz CPU delivering 32 MIPS single-cycle throughput, housed in a 40-pin QFN (5x5 mm) package. The device integrates a 10-bit Analog-to-Digital Converter (ADC), two Pulse-Width Modulation (PWM) modules, two Capture/Compare/PWM (CCP) peripherals, Peripheral Pin Select (PPS), EUSART, SPI/I2C, Hardware Limit Timer (HLT), Watchdog Timer (WDT), and eXtreme Low-Power (XLP) technology for battery-friendly operation.
An 8-bit microcontroller is a small computing system-on-chip that combines a CPU, non-volatile program memory (Flash), volatile data memory (RAM), and a set of digital and analog peripherals on a single silicon die. Within the broader taxonomy, the PIC16F15275 belongs to the PIC16F family of mid-range microcontrollers from Microchip Technology, which sits between the smaller PIC10/12/14 baseline families and the higher-performance PIC18 and PIC32 (32-bit) families. It is classified under the wider category of embedded microcontrollers (MCUs), which are themselves a sub-class of microprocessors and, at the highest level, semiconductors. This position in the hierarchy makes the PIC16F15275 a typical choice for cost-sensitive sensor and real-time control applications where predictable deterministic execution and low power are valued over raw throughput.
Key differentiating features include 14KB self-programmable Flash with code protection, 1KB RAM, Core Independent Peripherals (CIPs) that offload timing-critical tasks from the CPU, Intelligent Analog with a 10-bit ADC, and eXtreme Low-Power modes with currents in the microamp range. The PPS module allows flexible reassignment of digital peripheral pins to physical I/O, simplifying PCB layout and reducing routing congestion on dense 40-pin designs. The 32 MHz internal oscillator eliminates the need for an external crystal in many designs, further reducing bill-of-materials cost.
Technically, the PIC16F15275 implements a Harvard-architecture RISC CPU with a small, deterministic instruction set optimized for compiled C efficiency. The ADC includes acquisition control and result averaging features, while the PWM modules support complementary outputs and configurable dead-band delays for motor-drive signal generation. The combination of HLT, CCP, and PPS allows the device to service many sensor inputs or closed-loop control tasks in hardware without CPU intervention.
Typical applications include IoT sensor nodes, industrial sensor hubs, home appliance control boards, low-power wireless sensor platforms, LED lighting controllers, battery-powered handheld instruments, and automotive body and accessory modules. The wide operating voltage range and XLP sleep currents also suit remote telemetry and energy-harvesting designs.
When designing with this part, ensure the chosen supply voltage matches the ADC reference requirement if using the internal reference, and remember that PPS reassignments must be reconfigured after every reset. For sleep-mode designs, verify all wake sources are correctly configured to avoid missed events.
This page synthesizes distributor pricing, drop-in compatible alternatives from the PIC16F152 family, and practical design notes not found in the manufacturer datasheet, providing a faster engineering decision than browsing individual component pages.
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