PIC16F18446-E/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
The PIC16F18446-E/P is an 8-bit PIC microcontroller from Microchip with 28KB Flash, 2KB RAM, a 12-bit ADCC, dual PWMs, DAC, comparator, CWG, EUSART, SPI, and I2C, running up to 32 MHz from 2.3V. It operates across -40°C to +125°C in a 20-pin PDIP package. Available in through-hole PDIP-20 with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 20
- Lifecycle
- ACTIVE
- Datasheet
- PIC16F18446-E/P Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $1.9100(MOQ 1)
- Temp Range
- -40.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 12-bit ADCC (ADC with Computation) enabling hardware-based threshold detection without CPU intervention
- Rich analog integration including DAC, comparator, and CWG alongside dual PWMs in a 20-pin PDIP package
- Wide operating voltage from 2.3V at 16 MHz to full 32 MHz at 2.7V–5.5V, with -40°C to +125°C extended temperature range
Applications
The PIC16F18446-E/P is suited for embedded control applications requiring on-chip analog signal processing, such as motor speed controllers, smart lighting systems, and HVAC sensor nodes operating across -40°C to +125°C. Its 12-bit ADCC reduces firmware complexity for analog measurement tasks in industrial and automotive-adjacent designs. The PDIP-20 package supports rapid prototyping and through-hole assembly in low-volume production runs.
Specifications
| Manufacturer Package Code | PDIP-20 |
| Factory Lead Time | 5Weeks |
| Date Of Intro | 2017-12-21 |
| YTEOL | 19 |
| Has ADC | YES |
| Additional Feature | IT ALSO OPERATES AT 2.3V MIN AT 16 MHZ |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC16 |
| Clock Frequency-Max | 32MHz |
| DAC Channels | YES |
| DMA Channels | NO |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | R-PDIP-T20 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of External Interrupts | 1 |
| Number of I/O Lines | 18 |
| Number of Serial I/Os | 1 |
| Number of Timers | 9 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 14 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Peak Reflow Temperature (Cel) | 260 |
| RAM (bytes) | 2048 |
| ROM (words) | 16384 |
| ROM Programmability | FLASH |
| Speed | 32MHz |
| Supply Current-Max | 4.8mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 2.5V |
| Supply Voltage-Nom | 3V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Dual-In-Line Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | 3A991.a.2 |
| HTS Code | 8542.31.00.15 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC16F18446-E/P:
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PDIP20
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PDIP20
28KB, 2KB RAM, 256B EEPROM, 10b ADC, Comparator, 5b DAC, 10b PWM, CCP, CLC, NCO,
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PDIP20
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PDIP20
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PDIP20
RISC Microcontroller, 8-Bit, FLASH, PIC16 CPU, 32MHz, CMOS, PDIP20
Frequently Asked Questions
What ADC resolution does the PIC16F18446-E/P provide, and what makes its ADCC different from a standard ADC?
The PIC16F18446-E/P features a 12-bit ADCC (ADC with Computation) that performs hardware averaging, threshold comparison, and low-pass filtering autonomously, reducing CPU load compared to a standard 10-bit ADC that requires firmware to handle those functions. This is especially valuable in sensor monitoring applications on a 2.3V to 5.5V supply.
Can PIC16F18446-E/P operate reliably in an automotive under-hood environment?
The PIC16F18446-E/P is rated for the extended temperature range of -40°C to +125°C, which covers most automotive body and underhood conditions. It operates from 2.3V at 16 MHz and up to 32 MHz at higher voltages, providing enough processing power for sensor interfaces, motor control, and CAN-adjacent communication tasks in harsh environments.
How does the on-chip CWG (Complementary Waveform Generator) benefit motor or power converter designs using the PIC16F18446-E/P?
The CWG on the PIC16F18446-E/P generates complementary PWM drive signals with programmable dead-band insertion, simplifying half-bridge and full-bridge driver designs without needing an external dead-band controller. Combined with dual PWMs and the 12-bit ADCC for current sensing, it enables complete motor control firmware in a single 20-pin, 28KB Flash device.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $2.4700 | $2.47 |
| 5+ | $2.3600 | $11.80 |
| 22+ | $2.0700 | $45.54 |
| 110+ | $2.0600 | $226.60 |
| 506+ | $2.0500 | $1037.30 |
| 1000+ | $1.9100 | $1910.00 |
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