PIC16F18875 I/PT Microchip Integrated Circuit (Quad Flat Packages) In Stock
Microchip PIC16F18875 I/PT is an 8-bit microcontroller with 56 KB Flash, 4 KB RAM, and 256 B EEPROM in a 44-pin TQFP package. Operates at up to 32 MHz with integrated peripherals including CCP, PWM, ADC, UART, SPI, and I2C modules. Available from stock with worldwide shipping for embedded control applications.
- Manufacturer
- Microchip
- Package
- Quad Flat Packages
- Pin Count
- 44
- Lifecycle
- ACTIVE
- Datasheet
- PIC16F18875 I/PT Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 56 KB self-read/write Flash program memory and 4 KB RAM providing ample storage for complex 8-bit embedded firmware
- Up to 32 MHz operation with internal oscillator eliminating external crystal requirements and reducing BOM cost
- Rich peripheral set including 10-bit ADC with 35 channels, multiple PWM outputs, UART, SPI, and I2C for versatile interface capability
Applications
The PIC16F18875 I/PT is well suited for embedded control applications such as motor drive controllers, smart home appliances, industrial sensors, and IoT edge nodes requiring an 8-bit core with extensive on-chip peripherals. Its 56 KB Flash capacity supports mid-complexity firmware with bootloaders, enabling field-upgradable designs. The 44-pin TQFP package and broad I/O count make it a practical choice for consumer electronics, HVAC controls, and battery-powered instruments.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC16F18875 I/PT:
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PQFP44
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PDIP40
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PDIP40
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PQCC40
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PQCC44
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PDIP40
28KB Flash, 2KB RAM, 256B EE, ADCC, Analog, PWM, CWG, SMT, HLT, WWDT, SCAN/CRC
Frequently Asked Questions
How much program memory and RAM does the PIC16F18875 I/PT offer for firmware development?
The PIC16F18875 I/PT provides 56 KB of self-read/write Flash program memory and 4 KB of SRAM data memory, along with 256 bytes of EEPROM for non-volatile parameter storage. This capacity supports mid-complexity embedded applications including bootloaders and real-time control loops on an 8-bit core.
What is the maximum clock speed of the PIC16F18875 I/PT and can it run without an external crystal?
The PIC16F18875 I/PT can operate at up to 32 MHz using its internal HFINTOSC oscillator, eliminating the need for an external crystal or resonator. This reduces BOM cost and PCB area while still delivering sufficient throughput for 8-bit control tasks such as PWM generation, ADC sampling, and UART communication.
What package does the PIC16F18875 I/PT use, and how many I/O pins are available?
The I/PT suffix denotes a 44-pin TQFP (Thin Quad Flat Package) with a 10 mm x 10 mm body and 0.8 mm pin pitch. The device provides up to 36 general-purpose I/O pins, giving designers ample connectivity for sensor inputs, display drivers, communication interfaces, and control outputs in a compact SMT footprint.
Which analog capabilities does the PIC16F18875 I/PT include for sensor interface designs?
The PIC16F18875 I/PT integrates a 10-bit ADC with up to 35 input channels, two on-chip comparators, a fixed voltage reference, and a DAC module. These analog peripherals allow direct connection to thermistors, pressure sensors, and potentiometers without external signal conditioning in typical 3.3 V or 5 V embedded designs.
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