This low power and high performance 8-bit MCU with integrated full-speed USB 2.0 and peripheral flexibility comes in a small package for cost sensitive applications in the PIC18 J-series. New features include Deep sleep mode for low power applications, Peripheral Pin Select for design flexibility for mapping peripherals to I/O pins and a CTMU module for easy capacitive touch user interfaces. The PIC18F46J50 family is ideal for applications requiring cost-effective, low-power USB solutions with a robust peripheral set in a small package.

  • 15nA Deep Sleep mode (Watch Webinar)
  • 60nA Sleep mode (RAM retention)
  • 830nA Real Time Clock & Calendar operation in Sleep modes
  • 780nA Watch Dog Timer operation in Sleep modes
  • Integrated full speed USB 2.0
  • Deep Sleep mode ideal for battery applications
  • Peripheral Pin Select for mapping digital peripherals to various I/O for design flexibility
  • Hardware RTCC provides clock, calendar & alarm functions
  • Charge Time Measurement Unit (CTMU) supports capacitive touch screens
  • 2 Enhanced Capture / Compare / PWM modules
  • 2 MSSP serial ports for SPI or I2C? communication
  • 2 Enhanced USART modules
  • 8-bit Parallel port
  • Dual analog comparators
  • 13 ch, 10-bit ADC
  • Self programming Flash supports 10k erase/write cycles & 20 years retention
  • Operating voltage 2.0 - 3.6V, 5.5V tolerant digital inputs
Parameter Name Value Value
Program Memory Type Flash Flash
Program Memory (KB) 16 16
CPU Speed (MIPS) 12 12
RAM Bytes 3,800 3,800
Digital Communication Peripherals 2-UART, 2-A/E/USART, 2-SPI, 2-I2C2-MSSP(SPI/I2C) 2-UART, 2-A/E/USART, 2-SPI, 2-I2C2-MSSP(SPI/I2C)
Capture/Compare/PWM Peripherals 2 ECCP / 2 ECCP /
Timers 2 x 8-bit, 3 x 16-bit 2 x 8-bit, 3 x 16-bit
ADC 13 ch, 10-bit 13 ch, 10-bit
Comparators 2 2
USB (ch, speed, compliance) 1, FS Device, USB 2.0 1, FS Device, USB 2.0
Temperature Range (C) -40 to 85 -40 to 85
Operating Voltage Range (V) 2 to 3.6 2 to 3.6
Pin Count 44 44
XLP Yes Yes
Cap Touch Channels 13 13
PIC18F46J50 Family Data SheetData Sheets04/05/20114540KB
PIC18F46J50 Family Silicon Errata and Data Sheet ClarificationErrata07/30/2014109KB
PIC18F2XJXX/4XJXX Family Programming SpecificationProgramming Specification10/08/2015275KB
AN1095 - AN1095, Emulating Data EEPROM for PIC18 and PIC24 MCUs and dsPIC DSCsAppNote06/27/2011427KB
AN1189 - Implementing a Mass Storage Device Using the Microchip USB Device Firmware FrameworkAppNote07/15/2008167KB
AN1204 - Microchip MiWi P2P Wireless ProtocolAppNote11/16/2010417KB
AN1212 - Using USB Keyboard with an Embedded HostAppNote08/07/2008485KB
AN1229 - Class B Safety Software Library for PIC MCUs and dsPIC DSCsAppNote04/24/2012439KB
AN1250 - Microchip CTMU for Capacitive Touch ApplicationsAppNote02/03/2009834KB
AN1267 - nanoWatt & nanoWatt XLP(TM) Technologies: An Introduction to Microchip's Low Power devicesAppNote10/08/2009259KB
AN1310 - High-Speed Bootloader for PIC16 and PIC18 DevicesAppNote02/03/2010482KB
AN1317 - mTouch Conducted Noise Immunity Techniques for the CTMUAppNote05/19/20101100KB
AN1375 - AN1375, See What You Can Do with the CTMUAppNote05/11/2011168KB
AN1416 - Low-Power Design GuideAppNote11/30/2011274KB
AN258 - Low Cost USB Microcontroller Programmer The building of the PICkit? 1 FLASH Starter KitAppNote07/07/2003322KB
AN950 - Power Management for PIC18 USB Microcontrollers with nanoWatt TechnologyAppNote11/19/2004259KB
AN956 - Migrating Applications to USB from RS-232 UART with Minimal Impact on PC SoftwareAppNote12/03/2004253KB
TB054 - An Introduction to USB Descriptors - With a Gameport to USB Gamepad Translator ExampleAppNote05/04/2004186KB
TB055 - PS/2? to USB Mouse TranslatorAppNote05/04/2004196KB
TB056 - Demonstrating the *set_report* Request - With PS/2? to USB Keyboard Translator ExampleAppNote05/04/2004203KB
TB057 - USB Combination Devices - Demonstarted by a Combination Mouse and Gamepad DeviceAppNote02/18/200246KB
TB058 - Demonstrating the Soft Detach Function - With a PS/2? to USB Translator ExampleAppNote05/04/2004159KB
TB095 - Modifying the PICDEM USB Board for PIC18 Full-Speed USB MicrocontrollersAppNote11/04/2005188KB
TB3016 - Using the PIC MCU CTMU for Temperature MeasurementAppNote02/19/2009116KB
8-bit PIC? Microcontroller SolutionsBrochures05/02/20146041KB
Connectivity BrochureBrochures07/07/20149475KB
eXtreme Low Power (XLP) PIC? MCUs BrochureBrochures06/08/20164336KB
MPLAB? X IDE Product OverviewSell Sheets07/11/2011182KB
USB Combination Device ExampleCode Examples02/26/200416KB
Corporate Product Selector GuideProduct Line Card04/13/201610173KB
3V Tips 'n TricksTips and Tricks02/01/2008561KB
PIC Microcontroller Compiled Tips 'n Tricks GuideTips and Tricks04/22/20095964KB
PIC? MCU Tips 'n Tricks Featuring nanoWatt XLP TechnologyTips and Tricks04/22/2009643KB
Microchip USB Device Firmware Framework User's GuideUser Guides04/08/2008380KB
Ordering Information
Part NumberLeadsPackage TypeTemp RangePacking1+26+100+1000+5000+
PIC18F44J50-I/ML44QFN-40C to +85CTUBE3.142.882.612.402.28
PIC18F44J50-I/PT44TQFP-40C to +85CTRAY2.972.722.462.272.16
PIC18F44J50T-I/ML44QFN-40C to +85CT/R3.202.932.662.442.32
PIC18F44J50T-I/PT44TQFP-40C to +85CT/R3.032.772.512.312.20
PIC18LF44J50-I/ML44QFN-40C to +85CTUBE3.142.882.612.402.28
PIC18LF44J50-I/PT44TQFP-40C to +85CTRAY2.972.722.462.272.16
PIC18LF44J50T-I/ML44QFN-40C to +85CT/R3.202.932.662.442.32
PIC18LF44J50T-I/PT44TQFP-40C to +85CT/R3.032.772.512.312.20
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RoHS Information
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PIC18F2XJXX/4XJXX Family Programming Specification PIC18F47J53
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TB055 PIC18F86J55
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TB056 PIC18F87J50
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TB057 PIC18F87J50
TB058 PIC18F87J50
TB058 Source Code PIC18F87J50
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Corporate Product Selector Guide SST49LF080A
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PIC? MCU Tips 'n Tricks Featuring nanoWatt XLP Technology PIC24FJ64GB412
Microchip USB Device Firmware Framework User's Guide PIC18F87J50
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