Microchip Technology PIC18F4520T-I/ML
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $6.42 | $6.42 |
| 15+ | $6.22 | $93.30 |
| 25+ | $6.08 | $152.00 |
| 50+ | $5.75 | $287.50 |
| 100+ | $5.07 | $507.00 |
| N+ | $1.01 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Microchip Technology |
| Product Series | PIC® 18F |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Core Processor | PIC |
| Core Size | 8-Bit |
| Speed | 40MHz |
| Connectivity | I2C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, HLVD, POR, PWM, WDT |
| Number of I/O | 36 |
| Program Memory Size | 32KB (16K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 256 x 8 |
| RAM Size | 1.5K x 8 |
| Voltage - Supply (Vcc/Vdd) | 4.2V ~ 5.5V |
| Data Converters | A/D 13x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 44-QFN (8x8) |
| Package / Case | 44-VQFN Exposed Pad |
| ROHS |
The PIC18F4520T-I/ML is a robust 8-bit microcontroller from Microchip Technology, operating at 40MHz with 32KB Flash memory. Designed for 5V systems, it provides reliable performance in industrial and automotive environments. The 44-VQFN package with exposed pad ensures excellent thermal dissipation, while integrated features like PWM, Brown-out Reset, and WDT enhance system reliability.
- 5V Operation (4.2V-5.5V): Ensures compatibility with legacy 5V sensors and actuators, simplifying system integration.
- High-Speed 40MHz Core: Provides the performance headroom needed for complex 8-bit applications.
- Enhanced Thermal Package (VQFN): The exposed pad improves heat transfer, enabling operation in high-temperature environments.
- Comprehensive Safety Features: Includes BOR, POR, and WDT to prevent system failures and ensure data integrity.
Automotive Engine Control
The 5V operation and robust reset features make it suitable for engine management systems that require high noise immunity and reliable startup.
Industrial PLCs
Its 40MHz speed and PWM outputs allow for implementing fast logic control and analog signal conditioning in programmable logic controllers.
White Goods Appliances
With a wide voltage range and low-cost 8-bit architecture, it is perfect for controlling washing machines, refrigerators, and microwaves.
HVAC Systems
It can manage temperature sensors, fan motors, and compressor relays, providing efficient climate control in residential and commercial buildings.
Test & Measurement Equipment
The integrated ADC and timers enable precise frequency counting and voltage measurement in portable instruments.
Security Systems
Its low power consumption and WDT make it ideal for motion detectors and alarm control panels that need to run continuously.
- Q: What is the supply voltage for the PIC18F4520T-I/ML?
- A: It requires a supply voltage between 4.2V and 5.5V, making it a 5V logic device.
- Q: What is the CPU speed?
- A: It operates at up to 40MHz, providing high-speed execution for 8-bit applications.
- Q: How much program memory does it have?
- A: It has 32KB of Flash program memory (16K x 16).
- Q: What package is this variant?
- A: It is offered in a 44-pin VQFN package with an exposed pad for improved thermal performance.
- Q: What are the key safety features?
- A: It includes Brown-out Detect/Reset, Power-on Reset, and Watchdog Timer for reliable operation.
- Q: What is the supply voltage for the PIC18F4520T-I/ML?
- A: It requires a supply voltage between 4.2V and 5.5V, making it a 5V logic device.
- Q: What is the CPU speed?
- A: It operates at up to 40MHz, providing high-speed execution for 8-bit applications.
- Q: How much program memory does it have?
- A: It has 32KB of Flash program memory (16K x 16).
- Q: What package is this variant?
- A: It is offered in a 44-pin VQFN package with an exposed pad for improved thermal performance.
- Q: What are the key safety features?
- A: It includes Brown-out Detect/Reset, Power-on Reset, and Watchdog Timer for reliable operation.

PIC18F4520T-I/ML.pdf