PIC18F4620-I/ML Microchip Integrated Circuit (Quad Flat No-Lead) In Stock
Microchip PIC18F4620-I/ML is an 8-bit PIC18 MCU with 64 KB flash, 3968-byte RAM, 13-channel 10-bit ADC, and up to 20 MHz clock in a QFN-44 package. From $3.50 in stock worldwide shipping.
- Manufacturer
- Microchip
- Package
- Quad Flat No-Lead
- Pin Count
- 44
- Lifecycle
- ACTIVE
- Datasheet
- PIC18F4620-I/ML Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $6.1500(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
- 64 KB flash and 3968-byte RAM deliver ample program storage and runtime data space for complex 8-bit PIC18 firmware
- 13-channel 10-bit ADC enables multi-sensor acquisition for precision analog measurement in a single device
- QFN-44 package provides a compact 8 mm x 8 mm footprint with excellent thermal performance for high-density PCB layouts
Applications
The PIC18F4620-I/ML targets advanced embedded control applications such as industrial automation, motor drives, and data logging systems that require large flash storage and multi-channel ADC capability. Its 64 KB program memory and 3968-byte RAM support complex control algorithms and communication stacks including UART, SPI, and I2C. Engineers also deploy it in medical instrumentation, energy monitoring, and building automation where high I/O count and precision analog conversion are critical.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | QFN-44 |
| Factory Lead Time | 6Weeks |
| YTEOL | 10 |
| Has ADC | YES |
| Bit Size | 8 |
| Boundary Scan | NO |
| CPU Family | PIC18 |
| Clock Frequency-Max | 20MHz |
| DAC Channels | NO |
| DMA Channels | NO |
| Format | FIXED POINT |
| Integrated Cache | NO |
| JESD-30 Code | S-PQCC-N44 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of External Interrupts | 3 |
| Number of I/O Lines | 36 |
| Number of Serial I/Os | 1 |
| Number of Timers | 6 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC44,.31SQ,25 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 3968 |
| ROM (words) | 65536 |
| 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 | NO LEAD |
| Terminal Pitch | 0.65mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC18F4620-I/ML:
Frequently Asked Questions
How does the 13-channel 10-bit ADC in PIC18F4620-I/ML benefit multi-sensor data acquisition designs?
The PIC18F4620-I/ML features a 13-channel 10-bit ADC, providing 1024-level resolution across up to 13 analog inputs simultaneously scanned by firmware. This eliminates the need for external multiplexers or ADC chips in applications monitoring temperature, pressure, current, and voltage on a single board.
What program complexity does 64 KB of flash in the PIC18F4620-I/ML support compared to smaller MCUs?
With 64 KB of flash program memory and 3968 bytes of RAM, the PIC18F4620-I/ML can store firmware stacks including USB bootloaders, communication libraries, and PID control loops that would exceed the capacity of typical 8 KB or 16 KB PIC16 devices. This makes it suitable for complex control and telemetry applications.
For high-density PCB designs, how much board area does the QFN-44 package of PIC18F4620-I/ML occupy?
The QFN-44 package measures 8 mm x 8 mm with 0.65 mm pin pitch, offering a very compact footprint compared to a 44-pin TQFP or DIP package of similar I/O count. This makes the PIC18F4620-I/ML ideal for densely populated boards in industrial sensors, motor controllers, and compact data acquisition modules.
When should a designer select PIC18F4620-I/ML instead of PIC16 series microcontrollers?
Designers choose the PIC18F4620-I/ML over PIC16 alternatives when firmware exceeds 32 KB, requires more than 3968 bytes RAM, or needs 13 ADC channels operating at up to 20 MHz. The PIC18 architecture also offers a more capable instruction set, hardware multiplier, and larger interrupt priority options for real-time control tasks.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $8.5600 | $8.56 |
| 100+ | $7.0200 | $702.00 |
| 1000+ | $6.4600 | $6460.00 |
| 5000+ | $6.1500 | $30750.00 |
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