PIC18F14K22-I/SO Microcontrollers MCU 16KBFlash 512byteRAM 256bytes EEPROM I2C MSSP SPI USART
High-Performance RISC CPU
• 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 512 bytes Linear Data Memory Addressing
• Up to 16 MIPS Operation
• 16-bit Wide Instructions, 8-bit Wide Data Path
• Priority Levels for Interrupts
• 31-Level, Software Accessible Hardware Stack
• 8 x 8 Single-Cycle Hardware Multiplier
Flexible Oscillator Structure
• Precision 16 MHz Internal Oscillator Block:
- Factory calibrated to ± 1%
- Software selectable frequencies range of 31 kHz to 16 MHz
- 64 MHz performance available using PLL – no external components required
• Four Crystal modes up to 64 MHz
• Two External Clock modes up to 64 MHz
• 4X Phase Lock Loop (PLL)
• Secondary Oscillator using Timer1 @ 32 kHz
• Fail-Safe Clock Monitor
- Allows for safe shutdown if peripheral clock stops
• Two-Speed Oscillator Start-up
Analog Features
• Analog-to-Digital Converter (ADC) module
- 10-bit resolution, 12 channels
- Auto-acquisition capability
- Conversion available during Sleep
• Analog Comparator module:
- Two rail-to-rail analog comparators
- Independent input multiplexing
- Inputs and outputs externally accessible
• Voltage Reference module:
- Fixed Voltage Reference (FVR) with 1.024V, 2.048V and 4.096V output levels
- 5-bit rail-to-rail resistive Digital-to-Analog Converter (DAC) with positive and negative reference selection Peripheral Highlights
• 17 I/O Pins and 1 Input-only Pin:
- High current sink/source 25 mA/25 mA
- Programmable weak pull-ups
- Programmable interrupt-on- change
- Three external interrupt pins
• Four Timer modules:
- Three 16-bit timers/counters with prescaler
- One 8-bit timer/counter with 8-bit period register, prescaler and postscaler
- Dedicated, low-power Timer1 oscillator
• Enhanced Capture/Compare/PWM (ECCP) module:
- One, two or four PWM outputs
- Selectable polarity
- Programmable dead time
- Auto-shutdown and Auto-restart
- PWM output steering control
• Master Synchronous Serial Port (MSSP) module
- 3-wire SPI (supports all four SPI modes)
- I2C Master and Slave modes (Slave mode address masking)
• Enhanced Universal Synchronous Asynchronous Receiver Transmitter module (EUSART)
- Supports RS-232, RS-485 and LIN 2.0
- Auto-Baud Detect
- Auto Wake-up on Break
• SR Latch (555 Timer) module with:
- Configurable inputs and outputs
- Supports mTouch® capacitive sensing application
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PIC18F14K22-I SO RAM Microcontrollers MCU EEPROM I2C MSSP SPI USART Images
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