PIC16F15245T-I/REB - 8-bit MCU, 32MHz, 14KB Flash, 20-VQFN | Microchip
MPN: PIC16F15245T-I/REB β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $1.95 | $1.95 |
| 10 | $1.78 | $17.80 |
| 100 | $1.52 | $152.00 |
| 500 | $1.34 | $670.00 |
| 1,000 | $1.18 | $1,180.00 |
| 3,000 | $1.05 | $3,150.00 |
PIC16F15245T-I/REB Overview
A PIC microcontroller is a Harvard-architecture 8-bit RISC device whose on-chip Flash stores both program code and non-volatile data, while a separate RAM bus serves working variables. The PIC16F152xx family sits between PIC16 baseline parts and PIC18 enhanced cores, adding Core Independent Peripherals (CIPs) and Intelligent Analog blocks that offload work from the CPU. This positioning makes the PIC16F15245 cost-effective for sensor nodes, motor control loops, and real-time control where deterministic behavior and low sleep current matter more than raw MIPS.
Key features include 18 general-purpose I/O lines, multiple clock sources including 32MHz internal oscillator, hardware limit timer for offloaded sequencing, and PPS for flexible signal routing. The 10-bit ADC supports up to nine channels, enabling direct sensor interface without external signal conditioning. The XLP Sleep mode drops the device into nanoamp-level current draw, making it suitable for battery-powered products that spend most of their life idle.
Typical applications span sensor interface modules, home appliances, LED lighting controllers, low-end motor control, IoT edge nodes, and battery-powered instrumentation. The combination of CIPs and small footprint helps designers replace discrete timing/sequencing logic with a single programmable device while keeping BOM cost low.
Designers should pay attention to the ICD (in-circuit debug) pin assignments when laying out the 3x3 mm VQFN footprint, and ensure the exposed pad is properly soldered for thermal dissipation. Decoupling should follow Microchip's typical application circuit with a 100nF cap close to VDD.
This page synthesizes distributor pricing, drop-in alternative MPNs from the same PIC16F152xx family, and practical design notes that complement the manufacturer datasheet for engineers selecting the PIC16F15245T-I/REB for cost-sensitive embedded designs.
Drop-in alternatives for PIC16F15245T-I/REB 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 PIC16F15245T-I/REB (same form factor and footprint) β differing in ADC, CCP Modules, Core Architecture, Package, Program Memory (Flash).
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
PIC16F15245-I/REB
β Drop-Inπ Reference alternative (not in catalog)
PIC16F15244-I/REB
β Drop-Inπ Reference alternative (not in catalog)
PIC16F15243-I/REB
β Drop-In β οΈ εζ°εΎ ιͺθ―β In Stock
$0.76 / Unit
View Datasheet βPIC16F15255T-I/REB
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
PIC16F15256T-I/REB
β Drop-In β οΈ εζ°εΎ ιͺθ―π Reference alternative (not in catalog)
PIC16F15245T-I/REB Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC16 8-bit RISC |
| Program Memory (Flash) | 14 KB (8K x 14) |
| Data RAM | 1 KB |
| Maximum CPU Speed | 32 MHz |
| ADC | 10-bit |
| PWM Modules | 2 |
| CCP Modules | 2 |
| Hardware Limit Timer (HLT) | Yes |
| Watchdog Timer (WDT) | Yes |
| Peripheral Pin Select (PPS) | Yes |
| EUSART | 1 |
| I2C | 1 |
| SPI | 1 |
| XLP Sleep Mode | Yes |
| GPIO | 18 |
| Package | 20-VQFN (3x3 mm) |
| Mounting Type | Surface Mount |
| Operating Temperature (I-grade) | -40C to +85C |
| RoHS | Compliant |
PIC16F15245T-I/REB Pin Configuration
| Pin 1 | RA5 β GPIO/ICSPCLK |
| Pin 2 | RA4 β GPIO |
| Pin 3 | RA3 β GPIO/MCLR |
| Pin 4 | RA2 β GPIO |
| Pin 5 | RA1 β GPIO/ICSPDAT |
| Pin 6 | RA0 β GPIO |
| Pin 7 | VDD β Positive supply |
| Pin 8 | VSS β Ground |
| Pin 9 | RB7 β GPIO/PPS |
| Pin 10 | RB6 β GPIO/PPS |
| Pin 11 | RB5 β GPIO/PPS/ADC |
| Pin 12 | RB4 β GPIO/PPS/ADC |
| Pin 13 | RB3 β GPIO/PPS/ADC |
| Pin 14 | RB2 β GPIO/PPS/ADC |
| Pin 15 | RB1 β GPIO/PPS/ADC |
| Pin 16 | RB0 β GPIO/PPS/ADC |
| Pin 17 | RC7 β GPIO/PPS |
| Pin 18 | RC6 β GPIO/PPS |
| Pin 19 | RC5 β GPIO/PPS |
| Pin 20 | RC4 β GPIO/PPS |
Typical Applications
PIC16F15245T-I/REB is suitable for 6 applications: Battery-Powered Sensor Node, LED Lighting Controller, Home Appliance Control Board, Low-End Motor Control, Industrial Sensor Interface, IoT Edge Node with Display.
Battery-Powered Sensor Node
The PIC16F15245T-I/REB is well-suited for battery-powered wireless sensor nodes thanks to its XLP Sleep mode drawing nanoamp-level standby current, 32MHz core for fast wake-and-transmit bursts, and 10-bit ADC for direct sensor interface. With 14KB Flash it can host a simple protocol stack (e.g., a proprietary RF or sensor-fusion scheme) while retaining RAM for buffering. Peripheral Pin Select (PPS) lets designers route the EUSART/SPI to convenient GPIO pads, easing antenna-isolated layout. The 3x3mm VQFN-20 footprint fits inside coin-cell sensor housings where every millimeter counts.
Recommended
LED Lighting Controller
The PIC16F15245T-I/REB drives multi-channel LED lighting with its two PWM outputs plus two CCP modules, enabling smooth dimming, color mixing, and fade effects. The 32MHz CPU cycle budget lets designers implement running-light sequences and temperature compensation without external logic. The 10-bit ADC samples thermistor or ambient-light sensors to adapt brightness in real time, and PPS makes PCB routing easy when LEDs sit on opposite sides of the board. eXtreme Low-Power Sleep mode keeps standby power near zero when the fixture is off.
Recommended
Home Appliance Control Board
In home appliances such as small kitchen devices or HVAC dampers, the PIC16F15245T-I/REB handles user input (buttons/encoders), drives triac or MOSFET outputs via PWM, and talks to sensors over I2C or SPI. The 14KB Flash holds modest control logic including safety timeouts, while 1KB RAM keeps short-term state for PI loops. The hardware limit timer (HLT) offloads critical timing protection from the CPU, improving reliability. The industrial -40C to +85C temperature range handles under-cabinet or garage installations.
Recommended
Low-End Motor Control
For small brushed DC, stepper, or BLDC motors below 100W, the PIC16F15245T-I/REB provides PWM plus CCP for commutation, plus 10-bit ADC for current sensing via shunt resistor. The 32MHz instruction rate is sufficient for sensorless BLDC startup routines in slow-turn applications like small fans or pumps. Hardware limit timers protect against stall conditions without burdening the main loop. The small 20-VQFN footprint fits on compact motor-driver PCBs.
Recommended
Industrial Sensor Interface
The PIC16F15245T-I/REB acts as a smart front-end for industrial sensors, digitizing analog signals with the 10-bit ADC and forwarding them via EUSART (RS-485 with external transceiver) or I2C to a host controller. The industrial -40C to +85C temperature range tolerates cabinet environments, while PPS allows the EUSART to be placed on convenient PCB edges for connector routing. The EUSART auto-baud feature eases firmware updates across variants of sensor modules without recompiling bootloader code.
Recommended
IoT Edge Node with Display
For simple IoT edge nodes that drive a small character LCD or LED matrix, the PIC16F15245T-I/REB's EUSART/SPI/I2C peripherals connect to the display driver and a host radio module. With 14KB Flash the firmware can hold a basic GUI plus network stack. PPS routes the display SPI signals away from the radio SPI pins, reducing PCB routing complexity. XLP Sleep keeps idle current negligible between user interactions, extending battery life.
Recommended
Recommended Products Summary
Engineering reference data for PIC16F15245T-I/REB β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC16F15245-I/REB | PIC16F15244-I/REB | PIC16F15243-I/REB | PIC16F15255T-I/REB | PIC16F15256T-I/REB |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 20-VQFN (3x3) | 20-VQFN (3x3) - same | 20-VQFN (3x3) - same | 20-VQFN (3x3) - same | 20-VQFN (3x3) - same | 20-VQFN (3x3) - same |
| Flash Memory | 14 KB | 14 KB | 7 KB | 3.5 KB | 14 KB | 28 KB |
| RAM | 1 KB | 1 KB | 1 KB | 256 B | 1 KB | 2 KB |
| Maximum CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| ADC | 10-bit | 10-bit | 10-bit | 10-bit | 10-bit | 10-bit |
| PWM Channels | 2 | 2 | 2 | 2 | 2 | 2 |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| XLP Sleep Mode | Yes | Yes | Yes | Yes | Yes | Yes |
Key Differentiators
- Drop-in tray alternative with identical silicon (vs PIC16F15245-I/REB)
- Doubled Flash at same speed and footprint (vs PIC16F15244-I/REB)
- Direct fit for higher-memory PIC16F15256 design reuse (vs PIC16F15256T-I/REB)
Design Notes
Power the PIC16F15245T-I/REB from a regulated 1.8V to 5.5V rail per the datasheet. Place a 100nF decoupling capacitor as close as possible to the VDD pin (pin 7) and a bulk capacitor on the supply rail. For XLP Sleep-mode designs, ensure no floating inputs on analog-capable pins; configure unused pins as outputs low or enable internal pull-ups to prevent parasitic current paths that can elevate Sleep current above the nanoamp range.
The 20-VQFN (3x3) package has a small exposed thermal pad (EP) that must be soldered to a copper pour on the PCB for proper thermal and electrical ground connection. Although 8-bit MCUs rarely dissipate significant power, the EP improves thermal performance during high-frequency operation. A minimum 0.5 x 0.5 inch copper pour connected to VSS is recommended, with multiple thermal vias to the opposite PCB plane.
Route the ICSP programming pins (ICSPCLK/ICSPDAT) to a programming header even if using a bootloader, because field firmware recovery often requires ICD access. Avoid placing the programming header under tall components. Keep analog signals (ADC inputs) short and away from PWM or digital switching traces to minimize coupling noise. Use a ground pour under the MCU and stitch vias around the perimeter for EMI suppression.
Do not leave the MCLR pin (RA3/ pin 3) floating - tie it to VDD through a 10k resistor or drive it actively with a supervisor IC, otherwise spurious resets can occur. Watchdog Timer must be either enabled with proper clearing in firmware or disabled in configuration bits; otherwise random resets will happen under normal operation. When migrating from PIC16F15244 to PIC16F15245, remember the Flash size doubles - update linker scripts and checksum routines accordingly.
Compliance Information
RoHS and REACH compliance per Microchip product page. Not AEC-Q100 qualified - automotive designs should select PIC16F152xx AEC-Q100 variants.
