PIC18F65J50-I/PT Microchip Integrated Circuit (Quad Flat Packages) In Stock
The PIC18F65J50-I/PT is an 8-bit PIC18 microcontroller from Microchip running at up to 48 MHz, integrating 32 KB Flash, 3904 bytes RAM, USB 2.0 full-speed, and a 10-bit ADC in a 64-pin TQFP package. Designed for USB-connected industrial control, data logging, and HID device applications.
- Manufacturer
- Microchip
- Package
- Quad Flat Packages
- Pin Count
- 64
- Lifecycle
- ACTIVE
- Datasheet
- PIC18F65J50-I/PT Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.9720(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 at up to 48 MHz for fast control tasks
- 32 KB self-programmable Flash memory for firmware updates over USB
- 3904 bytes on-chip SRAM for buffering USB packets and application data
- Integrated USB 2.0 full-speed (12 Mbps) device/host/OTG controller
- 10-bit ADC with up to 11 analog input channels for sensor acquisition
- JTAG boundary scan support for board-level production testing
- 64-pin TQFP package with extensive I/O expansion capability
- Operates from as low as 2.0 V at 8 MHz for battery-powered use
Applications
The PIC18F65J50-I/PT is a strong fit for USB HID keyboards, MIDI controllers, and data loggers that require a direct full-speed USB 2.0 connection to a host PC without an external USB bridge IC. Its 32 KB Flash and self-programming capability allow field firmware updates over USB, reducing the cost of post-manufacturing service for deployed industrial instruments. Embedded designers building multi-channel sensor hubs with serial, SPI, and I2C peripherals benefit from its 64-pin TQFP pinout, which provides ample I/O for simultaneous connection of displays, wireless modules, and analog sensors.
Specifications
| Pbfree Code | Yes |
| Manufacturer Package Code | TQFP-64 |
| Factory Lead Time | 7Weeks |
| YTEOL | 8 |
| Has ADC | YES |
| Additional Feature | ALSO OPERATES AT 2V MINIMUM SUPPLY AT 8 MHZ |
| Bit Size | 8 |
| Boundary Scan | YES |
| CPU Family | PIC18 |
| Clock Frequency-Max | 48MHz |
| DAC Channels | NO |
| DMA Channels | NO |
| JESD-30 Code | S-PQFP-G64 |
| JESD-609 Code | e3 |
| Number of I/O Lines | 51 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP64,.47SQ |
| Package Shape | SQUARE |
| Package Style | FLATPACK, THIN PROFILE, FINE PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| RAM (bytes) | 3904 |
| ROM (words) | 32768 |
| ROM Programmability | FLASH |
| Speed | 48MHz |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat Packages |
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 | Philippines, Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the USB 2.0 full-speed controller in the PIC18F65J50-I/PT simplify HID device designs?
The built-in USB 2.0 full-speed (12 Mbps) controller eliminates the need for an external USB bridge IC such as an FTDI or CP2102, reducing BOM cost by several dollars and saving one IC footprint on the PCB. The PIC18F65J50 handles USB enumeration, HID descriptor negotiation, and endpoint management in firmware, allowing the MCU to appear natively as a keyboard, joystick, or custom HID device to any USB host.
What is the minimum supply voltage the PIC18F65J50-I/PT supports and at what clock speed?
The PIC18F65J50-I/PT can operate at a minimum supply voltage of 2.0 V when the clock is limited to 8 MHz, enabling operation from 2 AA NiMH cells or a partially discharged Li-Ion battery. At full 48 MHz operation the device requires a 3.3 V supply, which is compatible with standard regulated USB VBUS or a dedicated LDO output.
How many ADC channels does the PIC18F65J50-I/PT provide and what resolution do they offer?
The PIC18F65J50-I/PT provides up to 11 analog input channels connected to an internal 10-bit successive-approximation ADC, delivering 1024 counts of resolution across the selected reference voltage. With a 3.3 V reference this corresponds to approximately 3.2 mV per LSB, suitable for measuring temperature sensors, potentiometers, and current-sense amplifier outputs in data logging applications.
When would a designer select the PIC18F65J50-I/PT over the smaller PIC18F45J50 for a USB-connected industrial controller?
The PIC18F65J50-I/PT's 64-pin TQFP package provides significantly more I/O than the 44-pin PIC18F45J50, making it preferable when a design requires simultaneous USB communication plus multiple serial buses (SPI, I2C, UART), a parallel LCD interface, and 8 or more ADC inputs without port multiplexing. Both parts share the same USB peripheral and 32 KB Flash, so firmware is largely portable.
Does the PIC18F65J50-I/PT support self-programming of its Flash and how does this enable field firmware updates?
Yes, the PIC18F65J50-I/PT includes a self-programmable Flash feature that allows a USB bootloader stored in the upper 8 KB of its 32 KB program memory to erase and rewrite the remaining 24 KB application area over a standard USB connection. This enables zero-touch field firmware updates by shipping the device with a USB DFU-compatible bootloader, eliminating the need for in-circuit programmers after product deployment.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $3.9720 | $3.97 |
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