PIC18F2455 MICROCHIP [Microchip Technology], PIC18F2455 Datasheet

PIC18F2455

Manufacturer Part Number

PIC18F2455

Description

28/40/44-Pin High-Performance, Enhanced Flash USB Microcontrollers with nanoWatt Technology

Manufacturer

MICROCHIP [Microchip Technology]

Datasheet

1.PIC18F2455.pdf (6 pages)

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Download datasheet (101Kb)

Universal Serial Bus Features:

• USB V2.0 Compliant SIE

• Low-speed (1.5 Mb/s) and full-speed (12 Mb/s)

• Supports control, interrupt, isochronous and bulk

• Supports up to 32 endpoints (16 bidirectional)

• 1-Kbyte dual access RAM for USB

• On-board USB transceiver with on-chip voltage

• Interface for off-chip USB transceiver

• Streaming Parallel Port (SPP) for USB streaming

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: 1.1 µA typical, 32 kHz, 2V

• Watchdog Timer: 2.1 µA typical

• Two-Speed Oscillator Start-up

Flexible Oscillator Structure:

• Five Crystal modes, including High-Precision PLL

• Two External RC modes, up to 4 MHz

• Two External Clock modes, up to 40 MHz

• Internal oscillator block:

• Secondary oscillator using Timer1 @ 32 kHz

• Fail-Safe Clock Monitor

 2003 Microchip Technology Inc.

PIC18F2455

PIC18F2550

PIC18F4455

PIC18F4550

transfers

regulator

transfers (40/44-pin devices only)

for USB

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

- User tunable to compensate for frequency drift

- Allows for safe shutdown if any clock stops

Device

28/40/44-Pin High-Performance, Enhanced Flash USB

FLASH

(bytes)

24K

32K

24K

32K

Program Memory

Microcontrollers with nanoWatt Technology

Instructions

# Single-

12288

16384

12288

16384

Word

(bytes)

SRAM

PIC18F2455/2550/4455/4550

2048

Data Memory

Advance Information

EEPROM

(bytes)

256

I/O

10-bit

(ch)

A/D

Peripheral Highlights:

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

• Three external interrupts

• Four Timer modules (Timer0 to Timer3)

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

• Enhanced Capture/Compare/PWM (ECCP) module:

• Addressable USART module:

• Master Synchronous Serial Port (MSSP) module

• 10-bit, up to 13-channels Analog-to-Digital Converter

• Dual analog comparators with input multiplexing

Special Microcontroller Features:

• C compiler optimized architecture with optional

• 100,000 erase/write cycle Enhanced Flash

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

• Flash/data EEPROM retention: > 40 years

• Self-programmable under software control

• Priority levels for interrupts

• 8 x 8 Single Cycle Hardware Multiplier

• Extended Watchdog Timer (WDT):

• Programmable Code Protection

• Single-supply 5V In-Circuit Serial Programming™

• In-Circuit Debug (ICD) via two pins

• Wide operating voltage range (2.0V to 5.5V)

- Capture is 16-bit, max. resolution 6.25 ns (T

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

- PWM output: PWM resolution is 1 to 10-bit

- Multiple output modes

- Selectable polarity

- Programmable dead-time

- Auto-Shutdown and Auto-Restart

- LIN bus support

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

Master and Slave modes

module (A/D) with programmable acquisition time

extended instruction set

program memory typical

memory typical

- Programmable period from 41 ms to 131s

(ICSP™) via two pins

(PWM)

ECCP

CCP/

2/0

1/1

SPP

Yes

SPI

MSSP

Master

DS39617A-page 1

8/16-bit

C™

Timers

1/3

/16)

)

Related parts for PIC18F2455

PIC18F2455 Summary of contents

Page 1

... PIC18F4455 24K 12288 PIC18F4550 32K 16384  2003 Microchip Technology Inc. PIC18F2455/2550/4455/4550 Peripheral Highlights: • High current sink/source: 25 mA/25 mA • Three external interrupts • Four Timer modules (Timer0 to Timer3) • Capture/Compare/PWM (CCP) modules: - Capture is 16-bit, max. resolution 6. Compare is 16-bit, max. resolution 100 PWM output: PWM resolution 10-bit • ...

Page 2

... PIC18F2455/2550/4455/4550 Pin Diagrams 28-Pin SDIP, SOIC MCLR/V RA0/AN0 RA1/AN1 RA2/AN2/V REF RA3/AN3/V RA4/T0CKI/C1OUT RA5/AN4/SS/LVDIN/C2OUT OSC1/CLKI/RA7 OSC2/CLKO/RA6 RC0/T1OSO/T13CKI RC1/T1OSI/CCP2*/UOE RC2/CCP1 40-Pin PDIP MCLR/V PP RA0/AN0 RA1/AN1 RA2/AN2/V -/C REF RA3/AN3/V RA4/T0CKI/C1OUT RA5/AN4/SS/LVDIN/C2OUT RE0/CK1SPP/AN5 RE1/CK2SPP/AN6 RE2/OESPP/AN7 OSC1/CLKI/RA7 OSC2/CLKO/RA6 RC0/T1OSO/T13CKI RC1/T1OSI/CCP2*/UOE RC2/CCP1/P1A ...

Page 3

... RB1/AN10/INT1/SCK/SCL 10 11 RB2/AN8/INT2/VMO 44-Pin TQFP RC7/RX/DT/SDO RD5/SPP5/P1B RD6/SPP6/P1C RD7/SPP7/P1D RB0/AN12/INT0/SDI/SDA RB1/AN10/INT1/SCK/SCL RB2/AN8/INT2/VMO RB3/AN9/CCP2*/VPO Note: Pinouts are subject to change. * Assignment of this feature is dependent on device configuration.  2003 Microchip Technology Inc. PIC18F2455/2550/4455/4550 33 OSC2/CLKO/RA6 32 OSC1/CLKI/RA7 PIC18F4455 ...

Page 4

... PIC18F2455/2550/4455/4550 NOTES: DS39617A-page 4 Advance Information  2003 Microchip Technology Inc. ...

Page 5

Note the following details of the code protection feature on Microchip devices: • Microchip products meet the specification contained in their particular Microchip Data Sheet. • Microchip believes that its family of products is one of the most secure families ...

Page 6

W ORLDWIDE AMERICAS Corporate Office 2355 West Chandler Blvd. Chandler, AZ 85224-6199 Tel: 480-792-7200 Fax: 480-792-7277 Technical Support: 480-792-7627 Web Address: http://www.microchip.com Atlanta 3780 Mansell Road, Suite 130 Alpharetta, GA 30022 Tel: 770-640-0034 Fax: 770-640-0307 Boston 2 Lan Drive, Suite ...

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