PIC18F452-I/L Microchip Integrated Circuit (Plastic Leaded Chip Carrier) In Stock
Microchip PIC18F452-I/L is an 8-bit PIC18 microcontroller running up to 40 MHz with integrated ADC and wide operating voltage from 2 V, housed in a 44-pin PLCC package. It is well-supported and available with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Plastic Leaded Chip Carrier
- Pin Count
- 44
- Lifecycle
- NOT RECOMMENDED
- Datasheet
- PIC18F452-I/L Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $8.3400(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 8-bit PIC18 core operating up to 40 MHz for responsive real-time embedded control tasks
- Wide supply voltage range starting from 2 V enabling battery-powered and low-voltage system designs
- Integrated multi-channel ADC for direct analog sensor interfacing without external conversion hardware
- 44-pin PLCC package supports socketed installations ideal for prototyping and field-replaceable embedded modules
Applications
The PIC18F452-I/L is a versatile 8-bit microcontroller well suited for industrial automation panels, educational prototyping boards, and embedded control systems that benefit from a socketed 44-pin PLCC package. Its 40 MHz clock, integrated ADC, and 2 V minimum supply make it practical for data loggers, motor controllers, and legacy system upgrades where through-hole socketing simplifies maintenance and repair.
Specifications
| 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) | 1536 |
| ROM (words) | 16384 |
| 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 |
| ## PIC18F452-I/L Alternates Showing results | Image |
| Package | Plastic Leaded Chip Carrier |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 3 |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC18F452-I/L:
suggested
suggested
suggested
suggested
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 40MHz, CMOS, PQCC44
Frequently Asked Questions
Down to what supply voltage can the PIC18F452-I/L operate?
The PIC18F452-I/L operates down to a minimum supply voltage of 2 V, enabling use in battery-powered designs where the supply rail can sag below the typical 3.3 V threshold. This wide range makes it suitable for 2-cell NiMH battery packs and low-voltage industrial sensor nodes running at up to 40 MHz.
What advantage does the 44-pin PLCC package offer for prototyping and maintenance compared to surface-mount alternatives?
The 44-pin PLCC package fits a standard IC socket, allowing the PIC18F452-I/L to be inserted and removed without soldering. This makes it ideal for development boards, field-serviceable controllers, and educational lab kits where replacing a microcontroller running at up to 40 MHz must be quick and tool-free.
What is the maximum CPU clock frequency and how many instruction cycles per second does that deliver?
The PIC18F452-I/L achieves a maximum clock frequency of 40 MHz, which translates to 10 MIPS (million instructions per second) given the PIC18 four-clock-per-instruction architecture. This throughput is sufficient for real-time control loops, serial protocol handling, and ADC-based data acquisition tasks in embedded systems.
In which legacy or educational embedded systems does the PIC18F452-I/L remain a strong choice today?
The PIC18F452-I/L remains popular in university microcontroller courses, legacy industrial panels, and hobbyist automation projects that rely on the proven PIC18 instruction set running at 40 MHz from a 2 V supply. Extensive reference designs, compiler support, and the socketed 44-pin PLCC footprint ensure continued usability in existing board layouts.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $9.3500 | $9.35 |
| 27+ | $9.2000 | $248.40 |
| 75+ | $9.1900 | $689.25 |
| 100+ | $9.0300 | $903.00 |
| 1000+ | $8.7000 | $8700.00 |
| 5000+ | $8.3400 | $41700.00 |
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