PIC18F23K20-ESLASHSOSQTP datasheet(3/420 Pages) MICROCHIP

3 / 420 page

Advance Information

DS41303B-page 1

PIC18F2XK20/4XK20

Power-Managed Modes:

• Run: CPU on, peripherals on

• Idle: CPU off, peripherals on

• Sleep: CPU off, peripherals off

• Idle mode currents down to 1.0

μA, typical

• Sleep mode current down to 0.1

μA, typical

• Timer1 Oscillator: 1.0

μA, 32 kHz, 1.8V, typical

• Watchdog Timer: 2.0

μA, 1.8V, typical

• Two-Speed Oscillator Start-up

Peripheral Highlights:

• High-current sink/source 25 mA/25 mA

• Three programmable external interrupts

• Four independent input-change interrupts

• 8 independent weak pull-ups

• Programmable slew rate

• Capture/Compare/PWM (CCP) module

• Enhanced Capture/Compare/PWM (ECCP)

module:

- One, two or four PWM outputs

- Selectable polarity

- Programmable dead time

- Auto-Shutdown and Auto-Restart

• Master Synchronous Serial Port (MSSP) module

supporting 3-wire SPI (all 4 modes) and I2C™

Master and Slave modes with address mask

• Enhanced Addressable USART module:

- Supports RS-485, RS-232 and LIN 2.0

- RS-232 operation using internal oscillator

block (no external crystal required)

- Auto-Wake-up on Break

- Auto-Baud Detect

• 10-bit, up to 14-channel Analog-to-Digital

Converter module (ADC):

- Auto-acquisition capability

- Conversion available during Sleep

- Internal 1.2V Fixed Voltage Reference (FVR)

channel

- Independent input multiplexing

• Dual analog comparators

- Rail-to-rail operation

- Independent input multiplexing

• Programmable On-Chip Voltage Reference

(CVREF) module (% of VDD)

Flexible Oscillator Structure:

• Four Crystal modes, up to 64 MHz

• 4X Phase Lock Loop (available for crystal and

internal oscillators)

• Two External RC modes, up to 4 MHz

• Two External Clock modes, up to 64 MHz

• Internal oscillator block:

- 8 user selectable frequencies, from 31 kHz to

16 MHz

- Provides a complete range of clock speeds

from 31 kHz to 64 MHz when used with PLL

- User tunable to compensate for frequency drift

• Secondary oscillator using Timer1 @ 32 kHz

• Fail-Safe Clock Monitor:

- Allows for safe shutdown if primary or secondary

oscillator stops

Special Microcontroller Features:

• C compiler optimized architecture:

- Optional extended instruction set designed to

optimize re-entrant code

• Self-programmable under software control

• Priority levels for interrupts

• 8 x 8 Single-Cycle Hardware Multiplier

• Extended Watchdog Timer (WDT):

- Programmable period from 4 ms to 131s

• Single-supply 3V In-Circuit Serial

Programming™ (ICSP™) via two pins

• In-Circuit Debug (ICD) via two pins

• Operating voltage range: 1.8V to 3.6V

• Programmable 16-level High/Low-Voltage

Detection (HLVD) module:

- Supports interrupt on High/Low-Voltage

Detection

• Programmable Brown-out Reset (BOR)

- With software enable option

28/40/44-Pin Flash Microcontrollers with

10-Bit A/D and nanoWatt Technology

PIC18F23K20-E/SOSQTP Datenblatt(PDF) 3 Page - Microchip Technology

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