PIC16F15275-I/PT - 8-Bit MCU, 32MHz, 14KB Flash, 44-TQFP | Microchip
N.º de pieza: PIC16F15275-I/PT ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $0.76 | $0,76 |
| 10 | $0.7265 | $7,27 |
| 100 | $0.668 | $66,80 |
| 500 | $0.628 | $314,00 |
| 1.000 | $0.6265 | $626,50 |
PIC16F15275-I/PT Descripción general
A microcontroller (MCU) is a single-chip computer that combines a CPU, non-volatile program memory, working RAM, and a set of on-chip peripherals such as ADC, timers and communication blocks. PIC microcontrollers sit inside the broader hierarchy: microcontroller -> embedded processor -> semiconductor -> integrated circuit. Because the program memory, peripherals and I/O are integrated, an MCU reduces system BOM and PCB area versus a discrete processor plus external peripherals.
Key features include operation from 1.8 V to 5.5 V with active currents in the microamp range thanks to XLP, hardware Peripheral Pin Select (PPS) for flexible signal routing, and Core Independent Peripherals that offload timing-critical tasks from the CPU. The 10-bit ADC, two PWM channels and two CCP modules support sensor reading, motor/lighting control and closed-loop feedback, while the integrated EUSART, SPI and I2C cover most wired communication needs.
Architecturally the device uses an 8-bit RISC PIC core with single-cycle instruction execution at 32 MHz (8 MIPS for 2T core instructions, equivalent to 32 MIPS peak throughput in single-cycle instructions). The 14 KB Flash is partitioned for self-write support, and the 1 KB SRAM hosts stack, variables and a small RTOS context if needed. PPS allows remapping of digital peripherals to a wide range of I/O pins, simplifying PCB layout.
Typical applications include industrial sensing nodes, low-power IoT battery sensors, consumer appliance control, automotive interior lighting and body controllers, small motor control, LED drivers and general-purpose embedded control. The industrial -40C to +85C temperature range suits factory, home and outdoor enclosures.
When designing with this part, route PPS-mapped signals early in the schematic phase so the layout does not need rework, and budget the internal oscillator accuracy against your serial-communication baud-rate error budget. Provide a 0.1 uF + 1 uF bulk decoupling network on VDD/AVDD pairs.
This page synthesizes distributor pricing, drop-in alternative inventory and practical design notes not found in the manufacturer datasheet alone, giving the engineer a single place to evaluate PIC16F15275-I/PT fit for an embedded design.
Alternativas directas para PIC16F15275-I/PT — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con PIC16F15275-I/PT (mismo factor de forma y huella) — difiere en Package, Operating Temperature, ADC, Program Memory (Flash), Data SRAM.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
PIC16F15276-I/PT
✅ Sustitución directa✓ En stock
$1.2 / unidad
Ver hoja de datos →PIC16F1526T-I/PT
✅ Sustitución directa✓ En stock
$2.21 / unidad
Ver hoja de datos →PIC16F15275-I/PT Valores máximos y características eléctricas
| Core | PIC16 8-bit RISC |
| CPU Frequency (max) | 32 MHz |
| Program Memory (Flash) | 14 KB (14K x 8) |
| Data Memory (SRAM) | 1 KB |
| ADC | 10-bit |
| PWM Channels | 2 |
| CCP Modules | 2 |
| Communication | EUSART, SPI, I2C |
| PPS (Peripheral Pin Select) | Yes |
| Operating Voltage | 1.8 V to 5.5 V |
| Temperatura de funcionamiento | -40C to +85C (Industrial) |
| Encapsulado | 44-TQFP (10x10 mm) |
| Recuento de pines | 44 |
| XLP (eXtreme Low Power) | Yes |
| Watchdog Timer (WDT) | Yes |
| HLT (Hardware Limit Timer) | Yes |
| Tipo de montaje | Surface Mount |
| Estado RoHS | Compliant |
Guía de configuración de pines de PIC16F15275-I/PT 44-tqfp (10x10 mm)
Configuración de pines para PIC16F15275-I/PT (encapsulado 44-tqfp (10x10 mm)). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para PIC16F15275-I/PT.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
PIC16F15275-I/PT es adecuado para 6 aplicacións: Industrial Sensor Nodes, Battery-Powered IoT Devices, Consumer Appliance Control, Automotive Interior Lighting and Body, Small Motor Control (Fans, Pumps, BLDC Triggers), LED Lighting Drivers and Signage.
Industrial Sensor Nodes
The PIC16F15275-I/PT fits industrial sensor nodes because it combines a 32 MHz 8-bit core, 10-bit ADC and I2C/SPI for digital sensor interfacing inside a -40C to +85C industrial temperature grade. Its XLP eXtreme Low-Power modes drop active current into the microamp range, enabling multi-year battery life on 3.6 V lithium primaries. The 14 KB Flash stores calibration constants, custom Modbus or IO-Link framing, and small RTOS-like state machines without external memory. PPS lets the engineer reassign ADC channels and PWM outputs to any I/O pin, simplifying enclosure routing. Compared with discrete ADC plus MCU designs, the integrated peripheral set cuts BOM count and PCB area, which matters when the node is sealed inside a M12 sensor housing.
Recomendado
Battery-Powered IoT Devices
For battery-powered IoT devices the PIC16F15275-I/PT is a strong fit thanks to its XLP low-power architecture, 1.8 V to 5.5 V supply range and integrated peripherals that avoid external wake-up chips. Sleep current in the nanoamp range (per Microchip's XLP datasheet) plus a hardware HLT peripheral let the device wake itself on timed or external events without CPU intervention, multiplying coin-cell battery life by 10x-100x. The 32 MHz core bursts through data formatting, encryption prep and radio packet assembly in single-cycle instructions, so the active-time budget per wake stays short. Two PWM and two CCP channels can drive buzzers, RGB indicators or simple motor drivers without extra parts.
Recomendado
Consumer Appliance Control
Consumer appliance control boards benefit from the PIC16F15275-I/PT's blend of 32 MHz CPU throughput, EUSART plus SPI plus I2C connectivity, and PWM/CCP channels for motor, valve and lighting control. The 44-pin TQFP package exposes enough I/O to drive 7-segment displays, keypad matrices, relay banks and triac interfaces in washing machines, microwave ovens or coffee machines. Hardware Peripheral Pin Select reassigns digital functions between board revisions without PCB rework, accelerating BOM changes. The 1 KB SRAM and 14 KB Flash host real-time state machines plus factory test routines. The industrial temperature grade tolerates the warm enclosures of compressor-driven appliances.
Recomendado
Automotive Interior Lighting and Body
Although the PIC16F15275-I/PT itself is industrial grade, the part and its automotive-grade family variants address interior lighting, RGB ambience, seat controllers and small body ECUs where 8-bit processing and PWM-driven LED chains dominate. Two PWM plus two CCP channels drive multiple LED strings with hardware timing independent of the CPU. SPI plus I2C connect to ambient light sensors, LIN transceivers (via EUSART plus external LIN PHY) and small OLED or segment displays. The 14 KB Flash holds lighting sequences, fade profiles and diagnostic routines, while the 10-bit ADC reads current-monitoring shunts for open-LED detection. Migrating to the automotive-grade -I/PT suffix sibling supports AEC-Q100 projects.
Recomendado
Small Motor Control (Fans, Pumps, BLDC Triggers)
For small DC or brushless-DC motor control the PIC16F15275-I/PT provides two PWM channels with complementary outputs, two CCP modules for capture/compare timing and a 32 MHz core for closed-loop RPM calculation. PPS remaps the PWM outputs to any pin pair, simplifying H-bridge PCB layout. The 10-bit ADC reads back-EMF, thermistor or shunt-current signals for sensorless or sensored control. Hardware Peripheral Pin Select means timing-critical signals can be routed to interrupt-capable pins without firmware tweaks. The 14 KB Flash stores commutation tables and PI/PID parameters; 1 KB SRAM hosts the live control loop state.
Recomendado
LED Lighting Drivers and Signage
The PIC16F15275-I/PT is well-suited to LED lighting drivers and small digital signage controllers because two PWM channels can drive multiple LED strings with hardware timing, while SPI plus I2C connect to LED driver ICs (e.g., constant-current sinks) or addressable RGB strips. The 32 MHz core refreshes charlieplexed or matrix displays at hundreds of hertz to avoid visible flicker. The 10-bit ADC monitors supply voltage for brown-out detection and reads thermistor inputs for thermal foldback in enclosed luminaires. PPS flexibility means PWM outputs and ADC inputs can be reassigned to suit different LED driver pinouts without re-spinning the PCB. 1.8 V to 5.5 V operation covers both 3.3 V logic and 5 V analog LED string designs.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para PIC16F15275-I/PT — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | PIC16F15276-I/PT | PIC16F15274-I/P | PIC16F15274-I/MP | PIC16F1526T-I/PT |
|---|---|---|---|---|---|
| Package | 44-TQFP (10x10 mm) | 44-TQFP (10x10 mm) - same | DIP-40 (through-hole, NOT pin-compatible) | QFN-40 (7x7) (NOT pin-compatible) | 44-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | PIC16 8-bit RISC | PIC16 8-bit RISC | PIC16 8-bit RISC | PIC16 8-bit RISC | PIC16 8-bit RISC |
| Max CPU Frequency | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 20 MHz |
| Flash | 14 KB | 14 KB | 7 KB (-50%) | 7 KB (-50%) | 14 KB |
| SRAM | 1 KB | 1 KB | 512 B (-50%) | 512 B (-50%) | 1 KB |
| Operating Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
Diferenciadores clave
- Largest 44-pin TQFP option in the PIC16F15225/45 family (frente a PIC16F15274-I/P)
- Higher CPU clock than the legacy PIC16F1526 (frente a PIC16F1526T-I/PT)
- Industrial temperature grade in a mainstream footprint (frente a PIC16F15274-I/P (DIP-40))
Notas de diseño
Decouple VDD and AVDD each with a 0.1 uF ceramic capacitor placed within 5 mm of the respective pin, plus a shared 1 uF to 10 uF bulk capacitor on the main supply rail. For ADC accuracy, AVdd and AVss traces should be isolated from noisy digital returns; place the AVdd ferrite or inductor bead close to the MCU. Per Microchip's PIC16F15225/45 datasheet, Vdd must settle within the 1.8 V to 5.5 V range before the internal POR releases the core.
Reserve the unused TQFP-44 land pattern pads as NC (no-connect) footprints so the same PCB can host other PIC16F152xx 44-pin TQFP family members. Route the external crystal (if used) within 5 mm of OSC1/OSC2 with a guard ring tied to ground; otherwise rely on the internal 32 MHz HFINTOSC and disable the crystal driver to save current. Keep PPS remap constraints in mind: not every peripheral function is routable to every pin, so consult the PPS table in the datasheet before finalizing layout.
Common pitfalls with the PIC16F15275-I/PT include: (1) Forgetting that the maximum CPU frequency drops to 16 MHz when Vdd falls below 2.3 V, so verify your clock configuration across the full supply range. (2) Using the 32 MHz internal oscillator without enabling the PLL/oscillator tuning register settings can leave UART baud-rate error above 2%. (3) Driving an LED pin above the absolute maximum I/O current of 25 mA without a series resistor or current-limit MOSFET. (4) Skipping the configuration bit review in MPLAB X, which can leave the Watchdog Timer or Brown-Out Reset disabled unintentionally.
Información de cumplimiento
RoHS and REACH compliance per Microchip product page and FindMyChip listing as of 2026-09-19. Industrial temperature grade only; for AEC-Q100 automotive, choose the automotive-grade -I/PT sibling suffix variant. Halogen-free status not explicitly stated in the verified distributor data.