PIC18F6490 datasheet(3/414 Pages) MICROCHIP

3 / 414 page

DS39629C-page 1

PIC18F6390/6490/8390/8490

LCD Driver Module Features:

• Direct Driving of LCD Panel

• Up to 48 Segments: Software Selectable

• Programmable LCD Timing module:

- Multiple LCD timing sources available

- Up to 4 commons: Static, 1/2, 1/3 or 1/4 multiplex

- Static, 1/2 or 1/3 bias configuration

• Can drive LCD Panel while in Sleep mode

Power-Managed Modes:

• Run: CPU On, Peripherals On

• Idle: CPU Off, Peripherals On

• Sleep: CPU Off, Peripherals Off

• Run mode Currents Down to 14.0

μA Typical

• Idle mode Currents Down to 5.8

μA Typical

• Sleep Current Down to 0.1

μA Typical

• Timer1 Oscillator: 1.8

μA, 32 kHz, 2V

• Watchdog Timer: 2.1

μA

• Two-Speed Oscillator Start-up

Flexible Oscillator Structure:

• Four Crystal modes:

- LP: up to 200 kHz

- XT: up to 4 MHz

- HS: up to 40 MHz

- HSPLL: 4-10 MHz (16-40 MHz internal)

• 4x Phase Lock Loop (available for crystal and

internal oscillators)

• Two External RC modes, up to 4 MHz

• Two External Clock modes, up to 40 MHz

• Internal Oscillator Block:

- 8 user-selectable frequencies, from 31 kHz to 8 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

• Secondary Oscillator using Timer1 @ 32 kHz

• Fail-Safe Clock Monitor:

- Allows for safe shut down of device if primary

or secondary clock fails

Peripheral Highlights:

• High-Current Sink/Source 25 mA/25 mA

• Four External Interrupts

• Four Input Change Interrupts

• Four 8-Bit/16-Bit Timer/Counter modules

• Real-Time Clock (RTC) Software module:

- Configurable 24-hour clock, calendar, automatic

100-year or 12800-year, day-of-week calculator

- Uses Timer1

• Up to 2 Capture/Compare/PWM (CCP) modules

• Master Synchronous Serial Port (MSSP) module

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

Master and Slave modes

• Addressable USART module:

- Supports RS-485 and RS-232

• Enhanced Addressable USART module:

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

- Auto-wake-up on Start bit

- Auto-Baud Detect

• 10-Bit, up to 12-Channel Analog-to-Digital (A/D)

Converter module:

- Auto-acquisition capability

- Conversion available during Sleep

• Dual Analog Comparators with Input Multiplexing

Special Microcontroller Features:

• C Compiler Optimized Architecture:

- Optional extended instruction set designed to

optimize re-entrant code

• 1000 Erase/Write Cycle Flash Program Memory Typical

• Flash Retention: 100 Years Typical

• Priority Levels for Interrupts

• 8 x 8 Single-Cycle Hardware Multiplier

• Extended Watchdog Timer (WDT):

- Programmable period from 4 ms to 132s

- 2% stability over VDD and temperature

• In-Circuit Serial Programming™ (ICSP™) via Two Pins

• In-Circuit Debug (ICD) via Two Pins

• Wide Operating Voltage Range: 2.0V to 5.5V

Device

Program Memory

Data

Memory

I/O

LCD

(pixel)

10-Bit

A/D (ch)

CCP

(PWM)

MSSP

Comparators

Timers

8/16-Bit

Flash

(bytes)

# Single-Word

Instructions

SRAM

(bytes)

SPI

Master

I2C™

PIC18F6390

4096

768

128

1/1

1/3

PIC18F6490

16K

8192

768

128

1/1

1/3

PIC18F8390

4096

768

192

1/1

1/3

PIC18F8490

16K

8192

768

192

1/1

1/3

64/80-Pin Flash Microcontrollers with LCD Driver

and nanoWatt Technology

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