PIC18F442-I/L Microchip Integrated Circuit (Plastic Leaded Chip Carrier) In Stock
Microchip PIC18F442-I/L is an 8-bit PIC18 microcontroller running up to 40 MHz, featuring on-chip ADC, CAN bus interface, and flash program memory, operating from as low as 2 V supply. Housed in a PLCC-44 package suitable for socket-based prototyping and industrial control systems.
- Manufacturer
- Microchip
- Package
- Plastic Leaded Chip Carrier
- Pin Count
- 44
- Lifecycle
- NOT RECOMMENDED
- Datasheet
- PIC18F442-I/L Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $5.9930(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of PIC18F442-I/L?
- 8-bit PIC18 core running up to 40 MHz with hardware multiply for efficient math-intensive control loops
- Integrated multi-channel ADC and CAN bus interface for embedded sensor and motor-control applications
- Wide 2 V to 5.5 V supply range in PLCC-44 socket-compatible package for easy prototyping
What is PIC18F442-I/L used for?
The PIC18F442-I/L suits embedded control applications such as industrial motor drivers, automotive body-control modules, and HVAC systems where CAN bus communication and precision analog sensing are needed at 40 MHz execution speeds. Its PLCC-44 socketed footprint allows field replacement and rapid prototype iterations in laboratory and production equipment.
What are the specifications of PIC18F442-I/L?
| Pbfree Code | Yes |
| Manufacturer Package Code | PLCC-44 |
| Factory Lead Time | 7Weeks |
| YTEOL | 3 |
| Has ADC | YES |
| Additional Feature | ALSO OPERATES AT MIN 2V SUPPLY |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC18 |
| Clock Frequency-Max | 40MHz |
| DAC Channels | NO |
| DMA Channels | NO |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | S-PQCC-J44 |
| JESD-609 Code | e3 |
| Low Power Mode | NO |
| Number of External Interrupts | 3 |
| Number of I/O Lines | 34 |
| Number of Serial I/Os | 1 |
| Number of Timers | 4 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 16 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LDCC44,.7SQ |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER |
| Qualification Status | Not Qualified |
| RAM (bytes) | 768 |
| ROM (words) | 8192 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Speed | 40MHz |
| Supply Current-Max | 25mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 4.2V |
| Supply Voltage-Nom | 5V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | J BEND |
| Terminal Pitch | 1.27mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Plastic Leaded Chip Carrier |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | 3A991.a.2 |
| HTS Code | 8542.31.00.15 |
| Country of Origin | Thailand |
Where can I find the PIC18F442-I/L datasheet?
PIC18F442-I/L Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for PIC18F442-I/L?
Compatible alternatives and drop-in replacements for PIC18F442-I/L:
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 40MHz, CMOS, PQCC44
Frequently Asked Questions
Which embedded control designs benefit most from the PIC18F442-I/L CAN bus interface running at 40 MHz?
The PIC18F442-I/L integrates a hardware CAN bus controller supporting standard and extended frames at speeds up to 1 Mbit/s, making it ideal for automotive body electronics, industrial HVAC controllers, and factory automation nodes that need reliable multi-drop communication. At 40 MHz the PIC18 core provides 10 MIPS execution throughput to handle simultaneous CAN message parsing and real-time PID control loops.
What ADC resolution and channel count does the PIC18F442-I/L offer for analog sensor interfacing?
The PIC18F442-I/L includes a 10-bit ADC with 8 multiplexed input channels, providing 1024 discrete levels over the reference voltage range. At 40 MHz clock this allows fast sequential sampling of multiple sensors such as temperature, pressure, and current in industrial or automotive systems operating across the full 2 V to 5.5 V supply range.
How does the PLCC-44 package of the PIC18F442-I/L compare to DIP or QFP alternatives for prototype and low-volume production?
The PLCC-44 package fits into standard 44-pin ZIF or low-profile sockets, allowing the microcontroller to be swapped without soldering in prototype and field-service scenarios. Compared to QFP-44 which requires SMT rework to replace, the socketed PLCC-44 reduces service time and supports rapid firmware iteration; it occupies approximately 17.5 mm x 17.5 mm of board area with 44 pins on a 1.27 mm pitch.
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About Microchip
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $8.7800 | $8.78 |
| 4+ | $6.9150 | $27.66 |
| 30+ | $5.9930 | $179.79 |
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