PIC18F2331 datasheet(3/396 Pages) MICROCHIP

3 / 396 page

 2003 Microchip Technology Inc.

Preliminary

DS39616B-page 1

14-bit Power Control PWM Module:

• Up to 4 channels with complementary outputs

• Edge- or center-aligned operation

• Flexible dead-band generator

• Hardware fault protection inputs

• Simultaneous update of duty cycle and period:

- Flexible special event trigger output

Motion Feedback Module:

• Three independent input capture channels:

- Flexible operating modes for period and pulse

width measurement

- Special Hall Sensor interface module

- Special event trigger output to other modules

• Quadrature Encoder Interface:

- 2 phase inputs and one index input from encoder

- High and low position tracking with direction

status and change of direction interrupt

- Velocity measurement

High-Speed, 200 Ksps 10-bit A/D Converter:

• Up to 9 channels

• Simultaneous two-channel sampling

• Sequential sampling: 1, 2 or 4 selected channels

• Auto-conversion capability

• 4-word FIFO with selectable interrupt frequency

• Selectable external conversion triggers

• Programmable acquisition time

Flexible Oscillator Structure:

• Four crystal modes up to 40 MHz

• Two external clock modes up to 40 MHz

• Internal oscillator block:

- 8 user selectable frequencies: 31 kHz to 8 MHz

- OSCTUNE can compensate for frequency drift

• Secondary oscillator using Timer1 @ 32 kHz

• Fail-Safe Clock Monitor:

- Allows for safe shutdown of device if clock fails

Power-Managed Modes:

• Run

CPU on, peripherals on

• Idle

CPU off, peripherals on

• Sleep

CPU off, peripherals off

• Idle mode currents down to 5.8

µA typical

• Sleep current down to 0.1

µA typical

• Timer1 oscillator, 1.8

µA typical, 32 kHz, 2V

• Watchdog Timer (WDT), 2.1

µA typical

• Two-Speed oscillator start-up

Peripheral Highlights:

• High current sink/source 25 mA/25 mA

• Three external interrupts

• Two Capture/Compare/PWM (CCP) modules:

- Capture is 16-bit, max. resolution 6.25 ns (TCY/16)

- Compare is 16-bit, max. resolution 100 ns (TCY)

- PWM output: PWM resolution is 1 to 10 bits

• Enhanced USART module:

- Supports RS-485, RS-232 and LIN 1.2

- Auto-Wake-up on Start bit

- Auto-Baud detect

• RS-232 operation using internal oscillator block

(no external crystal required)

Special Microcontroller Features:

• 100,000 erase/write cycle enhanced Flash

program memory typical

• 1,000,000 erase/write cycle data EEPROM

memory typical

• Flash/data EEPROM retention: 100 years

• Self-programmable under software control

• Priority levels for interrupts

• 8 X 8 Single-cycle Hardware Multiplier

• Extended Watchdog Timer (WDT):

- Programmable period from 41 ms to 131s

• Single-supply In-Circuit Serial Programming™

(ICSP™) via two pins

• In-Circuit Debug (ICD) via two pins

- Drives PWM outputs safely when debugging

Device

Program Memory

Data Memory

I/O

10-bit

A/D

(ch)

CCP

SSP

EUSART

14-bit

PWM

(ch)

Timers

8/16-bit

Flash

(bytes)

# Single-Word

Instructions

SRAM

(bytes)

EEPROM

(bytes)

SPI

Slave

I2C™

PIC18F2331

8192

4096

768

256

1/3

PIC18F2431

16384

8192

768

256

1/3

PIC18F4331

8192

4096

768

256

1/3

PIC18F4431

16384

8192

768

256

1/3

28/40/44-Pin Enhanced Flash Microcontrollers with

nanoWatt Technology, High Performance PWM and A/D

PIC18F2331/2431/4331/4431

PIC18F2331 Datenblatt(PDF) 3 Page - Microchip Technology

PIC18F2331 Datenblatt(HTML) 3 Page - Microchip Technology

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 ...More

Datenblatt Download

Link URL