PIC18F14K50-I/SO

Key features

• USB V2.0 Compliant SIE
• Full Speed (12 Mb/s) and Low Speed (1.5 Mb/s)
• Supports Control, Interrupt, Isochronous and Bulk Transfers
• Supports up to 16 Endpoints (8 bidirectional)
• 256-byte Dual Access RAM for USB
• Input-Change Interrupt on D+/D- for Detecting Physical Connection to USB Host
• C Compiler Optimized Architecture:
• Optional extended instruction set designed to optimize re-entrant code
• 256 bytes, data EEPROM
• Up to 16 Kbytes linear program memory addressing
• Up to 768 bytes linear data memory addressing
• Priority Levels for Interrupts
• 8x8 Single-Cycle Hardware Multiplier
• CPU Divider to Run the Core Slower than the USB Peripheral
• 16 MHz Internal Oscillator Block:
• Software selectable frequencies, 31 kHz to 16 MHz
• Provides a complete range of clock speeds from 31 kHz to 32 MHz when used with PLL
• User tunable to compensate for frequency drift
• Four Crystal modes, up to 48 MHz
• External Clock modes, up to 48 MHz
• 4X Phase Lock Loop (PLL)
• Secondary Oscillator using Timer1 at 32 kHz
• Fail-Safe Clock Monitor:
• Allows for safe shutdown if primary or secondary oscillator stops
• Two-Speed Oscillator Start-Up
• Full 5.5V Operation – PIC18F1XK50
• 1.8V-3.6V Operation – PIC18LF1XK50
• Self-Programmable under Software Control
• Programmable Brown-out Reset (BOR):
• With software enable option
• Extended Watchdog Timer (WDT):
• Programmable period from 4ms to 131s
• Single-Supply 3V In-Circuit Serial Programming via Two Pins
• Sleep mode: 24 nA
• Watchdog Timer: 450 nA
• Timer1 Oscillator: 790 nA @ 32 kHz
• Analog-to-Digital Converter (ADC) module:
• 10-bit resolution, nine external channels
• Auto acquisition capability
• Conversion available during Sleep
• Internal 1.024V Fixed Voltage Reference (FVR) channel
• Independent input multiplexing
• Dual Analog Comparators:
• Rail-to-rail operation
• Independent input multiplexing
• Voltage Reference module:
• Programmable (% of VDD), 16 steps
• Two 16-level voltage ranges using VREF pins
• Programmable Fixed Voltage Reference (FVR), 3 levels
• On-Chip 3.2V LDO Regulator – PIC18F1XK50
• 14 I/O Pins plus 1 Input-Only Pin:
• High-current sink/source 25 mA/25 mA
• Seven programmable weak pull-ups
• Seven programmable interrupt-on-change pins
• Three programmable external interrupts
• Programmable slew rate
• Enhanced Capture/Compare/PWM (ECCP) module:
• One, two, three, or four PWM outputs
• Selectable polarity
• Programmable dead time
• Auto-shutdown and Auto-restart
• Master Synchronous Serial Port (MSSP) module:
• 3-wire SPI (supports all four modes)
• I²C Master and Slave modes (Slave mode address masking)
• Enhanced Universal Synchronous Asynchronous Receiver Transmitter (EUSART) module:
• Supports RS-485, RS-232 and LIN 2.0
• RS-232 operation using internal oscillator
• Auto-Baud Detect
• Auto-Wake-up on Break
• SR Latch mode