PIC16F15245-I/SO - 8-Bit MCU, 14KB Flash, 32MHz | Microchip
MPN: PIC16F15245-I/SO β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.38 | $1.38 |
| 10 | $1.26 | $12.60 |
| 100 | $1.15 | $115.00 |
| 500 | $1.02 | $510.00 |
| 1,000 | $0.92 | $920.00 |
PIC16F15245-I/SO Overview
An 8-bit PIC microcontroller is a class of low-power embedded processor built on Microchip's RISC (Reduced Instruction Set Computer) architecture. PIC16F devices sit in the hierarchy: microcontroller (MCU) -> embedded processor -> 8-bit MCU -> PIC16 mid-range family -> PIC16F1xxx family -> PIC16F152xx sub-family. The 'F' indicates FLASH program memory, allowing in-circuit reprogramming; the '152' series designation maps to a specific peripheral mix designed for sensor and real-time control.
Key features include 32MHz internal oscillator (8MHz with 4x PLL), 14KB self-programmable FLASH with 1KB SRAM, 10-bit ADC with up to 11 channels, two 10-bit PWM outputs, two Capture/Compare/PWM (CCP) modules, Peripheral Pin Select (PPS) for flexible I/O mapping, hardware limit timer (HLT), windowed watchdog timer, and ultra-low-power Sleep mode drawing typical currents under 1 uA. Industrial temperature range is -40C to +85C.
The PIC16F15245 uses a Harvard-architecture RISC core with a 14-bit instruction word, allowing single-cycle execution of most instructions. Core Independent Peripherals like the Configurable Logic Cell (CLC) and Complementary Waveform Generator (CWG) operate without CPU intervention, freeing the core for application-level tasks.
Typical applications include low-cost sensor nodes, household appliances, LED lighting controllers, battery-powered IoT devices, and motor control subsystems. Industrial uses include HMI panels, HVAC controllers, and remote sensor interfaces.
When designing with this MCU, leverage Peripheral Pin Select (PPS) to remap digital peripherals to alternative I/O pins, simplifying PCB layout. Use the XLP Sleep mode for battery applications - configure the device to wake on interrupt rather than polling.
This page synthesizes Microchip datasheet excerpts, distributor pricing, drop-in same-package alternatives, and practical design notes not present in a single manufacturer document.
Drop-in alternatives for PIC16F15245-I/SO β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC16F15245-I/SO (same form factor and footprint) β differing in ADC, Package, Operating Temperature, Program Memory (Flash), Core.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
PIC16F15244-I/SO
β Drop-Inπ Reference alternative (not in catalog)
PIC16F15243-I/SO
β Drop-Inπ Reference alternative (not in catalog)
PIC16F15246-I/SO
β Drop-Inπ Reference alternative (not in catalog)
PIC16F15213-E/PS
β Drop-Inπ Reference alternative (not in catalog)
PIC16F15225-I/SL
β Drop-Inβ In Stock
$0.6 / Unit
View Datasheet βPIC16F1509-I/SO
β Drop-Inβ In Stock
$1.34 / Unit
View Datasheet βPIC16F1516-I/SO
β Drop-Inβ In Stock
$1.21 / Unit
View Datasheet βPIC16F15245-I/SO Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC16 8-bit RISC |
| Maximum CPU Frequency | 32 MHz |
| Program Memory (FLASH) | 14 KB (8K x 14 words) |
| Data RAM | 1 KB (1024 bytes) |
| Operating Voltage Range | 2.5 V to 5.5 V |
| ADC | 10-bit, up to 11 channels |
| PWM Modules | 2 x 10-bit PWM |
| CCP Modules | 2 |
| Communication Interfaces | EUSART, SPI, I2C |
| Peripheral Pin Select (PPS) | Yes |
| Hardware Limit Timer (HLT) | Yes |
| Windowed Watchdog Timer | Yes |
| I/O Pins | 17 (typical for 20-pin SOIC variant) |
| Package | 20-pin SOIC (SO) |
| Operating Temperature | -40C to +85C (Industrial) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
| Lead-Free | Yes |
PIC16F15245-I/SO Pin Configuration
| Pin 1 | RA5/MCLR/VPP β Digital I/O / Master Clear (Reset) input / Programming voltage |
| Pin 2 | RA0 β Digital I/O with IOC and ADC input |
| Pin 3 | RA1 β Digital I/O with IOC and ADC input |
| Pin 4 | RA2 β Digital I/O with IOC and ADC input |
| Pin 5 | RA3 β Digital I/O with IOC and ADC input |
| Pin 6 | RA4 β Digital I/O with IOC and ADC input |
| Pin 7 | RA5 β Digital I/O with IOC (shared with MCLR) |
| Pin 8 | VSS β Ground reference |
| Pin 9 | RA7 β Digital I/O with IOC and ADC input |
| Pin 10 | RA6 β Digital I/O with IOC and ADC input |
| Pin 11 | RC0 β Digital I/O with IOC and ADC input |
| Pin 12 | RC1 β Digital I/O with IOC and ADC input |
| Pin 13 | RC2 β Digital I/O with IOC and ADC input |
| Pin 14 | RC3 β Digital I/O with IOC and ADC input |
| Pin 15 | RC4 β Digital I/O with IOC and ADC input |
| Pin 16 | RC5 β Digital I/O with IOC and ADC input |
| Pin 17 | RC6 β Digital I/O with IOC |
| Pin 18 | RC7 β Digital I/O with IOC |
| Pin 19 | VDD β Positive power supply (2.5 V to 5.5 V) |
| Pin 20 | VSS β Ground reference |
Typical Applications
PIC16F15245-I/SO is suitable for 7 applications: Battery-Powered IoT Sensor Node, Household Appliance Control Board, LED Lighting Controller, HVAC Climate Sensor Interface, Industrial Sensor Hub with LIN Bus, Remote Control and HMI Keypad Scanner, Small Motor Control Subsystem.
Battery-Powered IoT Sensor Node
The PIC16F15245-I/SO is ideally suited for battery-powered IoT sensor nodes due to its eXtreme Low-Power Sleep mode consuming sub-microamp currents, combined with the 10-bit ADC for analog sensor digitization. The 32 MHz PIC16 CPU at 8 MIPS supports on-sensor signal processing and edge analytics, while the integrated EUSART/SPI/I2C interfaces allow direct connection to radios or sensors. Its 14 KB FLASH accommodates firmware stacks like Microchip's MPLAB Code Configurator drivers. The 2.5 V to 5.5 V operating range suits single-cell Li-ion and 3xAA battery packs. Compared to MCUs without PPS, the Peripheral Pin Select feature simplifies PCB routing for compact sensor node designs.
Recommended
Household Appliance Control Board
In household appliances such as washing machines, dishwashers, and microwave ovens, the PIC16F15245-I/SO provides sufficient processing headroom with 8 MIPS throughput, multiple PWM channels for motor and valve control, and reliable operation from 2.5 V to 5.5 V supply rails. The two CCP modules and complementary waveform generator (CWG) simplify closed-loop motor control and half-bridge drive generation without external logic. The 14 KB FLASH accommodates motor control state machines and safety logic, while the 10-bit ADC supports temperature and pressure sensing for adaptive control. Industrial temperature rating (-40C to +85C) ensures reliable operation near heating elements.
Recommended
LED Lighting Controller
The PIC16F15245-I/SO serves as a compact LED lighting controller, leveraging its two 10-bit PWM outputs for color mixing in RGB/RGBW fixtures and its hardware limit timer (HLT) for safe inrush control. The integrated 10-bit ADC supports ambient light sensing and temperature monitoring for adaptive brightness, while the CWG (Complementary Waveform Generator) simplifies half-bridge LED driver control without external MOSFET driver ICs. PPS allows flexible pin assignment to optimize PCB layout for compact bulb or strip designs. Compared to fixed-function LED controllers, this PIC-based approach enables custom dimming curves, color algorithms, and remote control via EUSART/SPI/I2C.
Recommended
HVAC Climate Sensor Interface
The PIC16F15245-I/SO functions as a climate sensor interface in HVAC systems, reading temperature, humidity, and pressure sensors via its 10-bit ADC and I2C/SPI interfaces. The integrated EUSART supports connection to HVAC bus systems (Modbus, BACnet bridges). 14 KB FLASH accommodates averaging, calibration, and fault-detection firmware, while the XLP Sleep mode enables battery-backed or energy-harvested sensor pods that wake periodically to transmit. The windowed watchdog timer ensures reliable operation in electrically noisy HVAC environments. Operating temperature range of -40C to +85C handles rooftop and basement installations.
Recommended
Industrial Sensor Hub with LIN Bus
For industrial sensor hubs communicating over LIN (Local Interconnect Network) bus, the PIC16F15245-I/SO's integrated EUSART supports LIN protocol with auto-baud detection, eliminating the need for external transceivers in some configurations. The 32 MHz CPU and 8 MIPS throughput manage multiple sensor inputs through ADC scanning and I2C/SPI sensor expansion. PPS enables direct bus pin assignment without PCB redesign. Compared to MCUs without LIN support, this device reduces component count and BOM cost for industrial sensor hubs in factory automation.
Recommended
Remote Control and HMI Keypad Scanner
The PIC16F15245-I/SO operates as an HMI keypad scanner and remote control processor, with its interrupt-on-change (IOC) feature and integrated timers efficiently handling button debouncing and matrix scanning. The 14 KB FLASH supports custom IR protocols, RF remote control codes, and low-power wake-on-touch behavior. The XLP Sleep mode extends battery life in remote controls to multi-year durations, while the EUSART and SPI interfaces allow integration with RF transceivers or LCD drivers. Compared to dedicated keypad controller ICs, the PIC16F15245-I/SO offers more flexibility for unique user interface designs.
Recommended
Small Motor Control Subsystem
In small motor control subsystems such as fans, pumps, and small BLDC actuators, the PIC16F15245-I/SO drives MOSFET half-bridges via its Complementary Waveform Generator (CWG) and 10-bit PWM modules, providing dead-band control and synchronous rectification. The 32 MHz CPU computes PID loops at high update rates for smooth speed and torque control, while the ADC monitors motor current via shunt resistors for closed-loop current limiting. Compared to discrete analog motor controllers, this MCU approach enables adaptive control algorithms and field-updatable firmware through the self-programmable FLASH.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F15245-I/SO β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F15244-I/SO | PIC16F15243-I/SO | PIC16F15246-I/SO | PIC16F15225-I/SL | PIC16F1509-I/SO |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | SOIC-20 | SOIC-20 - same | SOIC-20 - same | SOIC-20 - same | SOIC-20 - same | SOIC-20 - same |
| FLASH Memory | 14 KB | 7 KB | 7 KB | 28 KB | 14 KB | 14 KB |
| Data RAM | 1 KB | 512 B | 512 B | 2 KB | 1 KB | 1 KB |
| Maximum CPU Frequency | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 20 MHz |
| ADC | 10-bit, 11 channels | 10-bit, 11 channels | 10-bit, 11 channels | 10-bit, 11 channels | 10-bit, 11 channels | 10-bit, 12 channels |
| PWM Modules | 2 x 10-bit | 2 x 10-bit | 2 x 10-bit | 2 x 10-bit | 2 x 10-bit | 4 x 10-bit |
| Core Independent Peripherals (CLC/CWG) | Yes (CLC, CWG, NCO, HLT) | Yes (same set) | Yes (same set) | Yes (same set) | Yes (subset) | No |
| Peripheral Pin Select (PPS) | Yes | Yes | Yes | Yes | Yes | No |
| Approximate Unit Price (qty 1) | $1.38 USD | $1.20 USD | $1.15 USD | $1.55 USD | $1.30 USD | $1.25 USD |
Key Differentiators
- Core Independent Peripherals (CLC, CWG, NCO) reduce CPU load by 40-60% in motor control and signal generation applications (vs PIC16F1509-I/SO)
- Peripheral Pin Select (PPS) provides 32 remappable digital peripheral pins (vs PIC16F1509-I/SO)
- Higher 32 MHz CPU frequency delivers 8 MIPS vs 5 MIPS (vs PIC16F1509-I/SO)
- Lower-power Sleep mode (XLP) at sub-1 uA extends battery life (vs PIC16F15244-I/SO)
Design Notes
The PIC16F15245-I/SO features eXtreme Low-Power (XLP) Sleep mode drawing typical currents under 1 uA at 3 V. For battery applications, configure the device to enter Sleep mode between sensor readings and wake on interrupt (IOC or RTC overflow). Use the VREGPM bit to select the low-power voltage regulator mode, and disable unused peripherals via PMDx registers to minimize active current. Decouple VDD with a 100 nF ceramic capacitor placed within 5 mm of the VDD pin.
Place the 100 nF VDD bypass capacitor within 5 mm of the VDD pin (pin 19) with a direct connection to the ground plane. The MCLR/RA5 pin (pin 1) requires a 10 kohm pull-up resistor to VDD if reset functionality is used. For PPS (Peripheral Pin Select) reassignments, review the datasheet's I/O multiplexing table - some peripherals map only to specific pins. Use wide ground traces under the SOIC-20 footprint for thermal dissipation at high CPU loads.
Do not exceed 5.5 V on VDD or expose any I/O pin to voltages above VDD or below VSS - this can trigger latch-up. The MCLR pin must never be left floating; if not used, connect to VDD through a 10 kohm resistor. The FLASH program memory requires VDD above the BOR threshold for self-programming - configure BOR in the configuration bits to prevent corruption. When migrating code from PIC16F1509, verify that any hardcoded peripheral pin assignments are remapped via PPS.
For SPI or EUSART communication above 1 MHz, keep traces short (under 30 mm) and route over a continuous ground plane to minimize reflections. Place 33 ohm series resistors at the SPI clock output for impedance matching if the bus exceeds 50 mm. Add 10 kohm pull-ups on I2C SCL/SDA lines per the I2C specification. For ADC accuracy, add a 100 nF bypass capacitor at each analog input pin used for high-impedance sensor sources.
Compliance Information
RoHS and REACH compliant per Microchip product page. Industrial temperature grade (-40C to +85C); not AEC-Q100 qualified - choose PIC16F15245-E/SO extended or automotive variants for harsher environments.