PIC18LF4523-I/P Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
The PIC18LF4523-I/P is a low-voltage 8-bit PIC18 microcontroller from Microchip in a 40-pin DIP package, operating from 2 V to 5.5 V at up to 40 MHz, with an on-chip ADC and extensive peripheral set for embedded control applications.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 40
- Lifecycle
- ACTIVE
- Datasheet
- PIC18LF4523-I/P Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $6.4900(MOQ 5)
- 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 CPU running up to 40 MHz for responsive embedded control
- Low-voltage operation from 2V at 4 MHz, extending to 5.5V at full speed
- On-chip multi-channel ADC for analog sensor acquisition
- 40-pin 0.600 inch PDIP package for through-hole and socketed prototyping
- Rich peripheral set including SPI, I2C, USART, and timer/capture modules
- Self-programmable Flash for field firmware updates
Applications
The PIC18LF4523-I/P is ideal for battery-operated embedded control systems where a wide supply voltage range from 2 V to 5.5 V is needed to extend runtime from alkaline or Li-ion cells. Its 40-pin DIP form factor makes it popular on development breadboards and evaluation platforms for industrial sensor nodes, home automation controllers, and educational embedded systems projects. The combination of ADC inputs, serial communication peripherals, and robust PIC18 instruction set supports applications ranging from multi-channel data loggers to motor sequencers and smart lighting controllers.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | PDIP-40 |
| Factory Lead Time | 6Weeks |
| YTEOL | 9 |
| Has ADC | YES |
| Additional Feature | ALSO OPERATES AT 2V MIN SUPPLY @ 4MHZ |
| 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 | R-PDIP-T40 |
| JESD-609 Code | e3 |
| Low Power Mode | NO |
| Number of External Interrupts | 3 |
| Number of I/O Lines | 36 |
| Number of Serial I/Os | 1 |
| Number of Timers | 4 |
| On Chip Program ROM Width | 16 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | DIP40,.6 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| RAM (bytes) | 1536 |
| ROM (words) | 16384 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Speed | 40MHz |
| Supply Current-Max | 250mA |
| Supply Voltage-Max | 5.5V |
| Supply Voltage-Min | 4.2V |
| Supply Voltage-Nom | 5V |
| Surface Mount | NO |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| 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 | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC18LF4523-I/P:
44 PIN, 16KB ENH FLASH, 768 RAM, 25 I/O, 12 BIT ADC, PB FREE
RISC Microcontroller, 8-Bit, FLASH, PIC18 CPU, 40MHz, CMOS, PDIP40
Frequently Asked Questions
What is the minimum operating voltage of the PIC18LF4523-I/P, and how does it benefit battery-powered designs?
The PIC18LF4523-I/P operates down to 2 V at 4 MHz clock speed, allowing it to remain functional as alkaline batteries discharge below 3 V. This wide 2 V to 5.5 V supply range is essential in portable data loggers and wireless sensor nodes where maximizing battery runtime is a key design goal.
What is the maximum clock frequency of the PIC18LF4523-I/P and what instruction throughput does it achieve?
The PIC18LF4523-I/P runs at up to 40 MHz, delivering an effective instruction throughput of 10 MIPS since the PIC18 core executes one instruction every 4 clock cycles. This performance level suits real-time control tasks such as PID loop execution, serial protocol handling, and sensor fusion algorithms in industrial and consumer embedded applications.
Why would a developer choose the 40-pin DIP package of the PIC18LF4523-I/P over a surface-mount variant?
The 40-pin 0.600 inch PDIP package is preferred for prototyping, educational lab kits, and low-volume production because it can be inserted into standard IC sockets for easy replacement and in-system programming without soldering. It also provides 33 GPIO pins accessible with standard 100-mil headers, simplifying connection to breadboards, display modules, and motor driver ICs during development and testing phases.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 5+ | $10.1300 | $50.65 |
| 30+ | $9.4700 | $284.10 |
| 45+ | $9.2400 | $415.80 |
| 68+ | $8.5600 | $582.08 |
| 90+ | $7.7000 | $693.00 |
| 100+ | $6.4900 | $649.00 |
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