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PIC18F2455/2550/4455/4550
28/40/44-Pin High-Performance, Enhanced Flash USB Microcontrollers with nanoWatt Technology
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 transfers * Supports up to 32 endpoints (16 bidirectional) * 1-Kbyte dual access RAM for USB * On-board USB transceiver with on-chip voltage regulator * Interface for off-chip USB transceiver * Streaming Parallel Port (SPP) for USB streaming transfers (40/44-pin devices only)
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: - 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-bit Enhanced Capture/Compare/PWM (ECCP) module: - Multiple output modes - Selectable polarity - Programmable dead-time - Auto-Shutdown and Auto-Restart Addressable USART module: - LIN bus support Master Synchronous Serial Port (MSSP) module supporting 3-wire SPITM (all 4 modes) and I2CTM Master and Slave modes 10-bit, up to 13-channels Analog-to-Digital Converter module (A/D) with programmable acquisition time Dual analog comparators with input multiplexing
*
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 A typical Sleep current down to 0.1 A typical Timer1 oscillator: 1.1 A typical, 32 kHz, 2V Watchdog Timer: 2.1 A typical Two-Speed Oscillator Start-up
* *
* *
Special Microcontroller Features:
* C compiler optimized architecture with optional extended instruction set * 100,000 erase/write cycle Enhanced Flash program memory typical * 1,000,000 erase/write cycle data EEPROM memory typical * 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 period from 41 ms to 131s * Programmable Code Protection * Single-supply 5V In-Circuit Serial ProgrammingTM (ICSPTM) via two pins * In-Circuit Debug (ICD) via two pins * Wide operating voltage range (2.0V to 5.5V)
EAUSART MSSP I/O 10-bit A/D (ch) 10 10 13 13 CCP/ ECCP (PWM) 2/0 2/0 1/1 1/1 SPP SPI Y Y Y Y Master I2C Y Y Y Y Comparators 2 2 2 2
Flexible Oscillator Structure:
* Five Crystal modes, including High-Precision PLL for USB * 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 - User tunable to compensate for frequency drift * Secondary oscillator using Timer1 @ 32 kHz * Fail-Safe Clock Monitor - Allows for safe shutdown if any clock stops
Program Memory Device FLASH (bytes) 24K 32K 24K 32K
Data Memory
# SingleSRAM EEPROM Word (bytes) (bytes) Instructions 12288 16384 12288 16384 2048 2048 2048 2048 256 256 256 256
Timers 8/16-bit 1/3 1/3 1/3 1/3
PIC18F2455 PIC18F2550 PIC18F4455 PIC18F4550
24 24 35 35
No No Yes Yes
1 1 1 1
2003 Microchip Technology Inc.
Advance Information
DS39617A-page 1
PIC18F2455/2550/4455/4550
Pin Diagrams
28-Pin SDIP, SOIC
MCLR/VPP/RE3 RA0/AN0 RA1/AN1 RA2/AN2/VREF-/CVREF RA3/AN3/VREF+ RA4/T0CKI/C1OUT RA5/AN4/SS/LVDIN/C2OUT VSS OSC1/CLKI/RA7 OSC2/CLKO/RA6 RC0/T1OSO/T13CKI RC1/T1OSI/CCP2*/UOE RC2/CCP1 VUSB
1 2 3 4 5 6 7 8 9 10 11 12 13 14
28 27 26 25 24 23 22 21 20 19 18 17 16 15
RB7/KBI3/PGD RB6/KBI2/PGC RB5/KBI1/PGM RB4/AN11/KBI0/RCV RB3/AN9/CCP2*/VPO RB2/AN8/INT2/VMO RB1/AN10/INT1/SCK/SCL RB0/AN12/INT0/SDI/SDA VDD VSS RC7/RX/DT/SDO RC6/TX/CK D+/VP D-/VM
PIC18F2455
40-Pin PDIP
MCLR/VPP/RE3 RA0/AN0 RA1/AN1 RA2/AN2/VREF-/CVREF RA3/AN3/VREF+ RA4/T0CKI/C1OUT RA5/AN4/SS/LVDIN/C2OUT RE0/CK1SPP/AN5 RE1/CK2SPP/AN6 RE2/OESPP/AN7 AVDD AVSS OSC1/CLKI/RA7 OSC2/CLKO/RA6 RC0/T1OSO/T13CKI RC1/T1OSI/CCP2*/UOE RC2/CCP1/P1A VUSB RD0/SPP0 RD1/SPP1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 RB7/KBI3/PGD RB6/KBI2/PGC RB5/KBI1/PGM RB4/AN11/KBI0/CSSPP RB3/AN9/CCP2*/VPO RB2/AN8/INT2/VMO RB1/AN10/INT1/SCK/SCL RB0/AN12/INT0/SDI/SDA VDD VSS RD7/SPP7/P1D RD6/SPP6/P1C RD5/SPP5/P1B RD4/SPP4 RC7/RX/DT/SDO RC6/TX/CK D+/VP D-/VM RD3/SPP3 RD2/SPP2
PIC18F4455
Note: *
Pinouts are subject to change. Assignment of this feature is dependent on device configuration.
DS39617A-page 2
Advance Information
PIC18F4550
PIC18F2550
2003 Microchip Technology Inc.
PIC18F2455/2550/4455/4550
Pin Diagrams (Continued)
RC6/TX/CK D+/VP D-/VM RD3/SSP3 RD2/SSP2 RD1/SSP1 RD0/SSP0 VUSB RC2/CCP1/P1A RC1/T1OSI/CCP2*/UOE RC0/T1OSO/T13CKI 1 2 3 4 5 6 7 8 9 10 11 44 43 42 41 40 39 38 37 36 35 34
44-Pin QFN
RB3/AN9/CCP2*/VPO NC RB4/AN11/KBI0/CSSPP RB5/KBI1/PGM RB6/KBI2/PGC RB7/KBI3/PGD MCLR/VPP/RE3 RA0/AN0 RA1/AN1 RA2/AN2/VREF-/CVREF RA3/AN3/VREF+
12 13 14 15 16 17 18 19 20 21 22
RC7/RX/DT/SDO RD4/CCP2*/P2A RD5/SSP5/P1B RD6/SSP6/P1C RD7/SSP7/P1D VSS AVDD VDD RB0/AN12/INT0/SDI RB1/AN10/INT1/SCK/SCL RB2/AN8/INT2/VMO
PIC18F4455 PIC18F4550
33 32 31 30 29 28 27 26 25 24 23
OSC2/CLKO/RA6 OSC1/CLKI/RA7 VSS AVSS VDD AVDD RE2/OESPP/AN7 RE1/CK2SPP/AN6 RE0/CK1SPP/AN5 RA5/AN4/SS/LVDIN/C2OUT RA4/T0CKI/C1OUT
44-Pin TQFP
Note: *
Pinouts are subject to change. Assignment of this feature is dependent on device configuration.
2003 Microchip Technology Inc.
Advance Information
NC NC RB4/AN11/KBI0/CSSPP RB5/KBI1/PGM RB6/KBI2/PGC RB7/KBI3/PGD MCLR/VPP/RE3 RA0/AN0 RA1/AN1 RA2/AN2/VREF-/CVREF RA3/AN3/VREF+
12 13 14 15 16 17 18 19 20 21 22
RC7/RX/DT/SDO RD4/SPP4 RD5/SPP5/P1B RD6/SPP6/P1C RD7/SPP7/P1D VSS VDD RB0/AN12/INT0/SDI/SDA RB1/AN10/INT1/SCK/SCL RB2/AN8/INT2/VMO RB3/AN9/CCP2*/VPO
44 43 42 41 40 39 38 37 36 35 34
RC6/TX/CK D+/VP D-/VM RD3/SPP3 RD2/SPP2 RD1/SPP1 RD0/SPP0 VUSB RC2/CCP1/P1A RC1/T1OSI/CCP2*/UOE NC
1 2 3 4 5 6 7 8 9 10 11
PIC18F4455 PIC18F4550
33 32 31 30 29 28 27 26 25 24 23
NC RC0/T1OSO/T13CKI OSC2/CLKO/RA6 OSC1/CLKI/RA7 VSS VDD RE2/OESPP/AN7 RE1/CK2SPP/AN6 RE0/CK1SPP/AN5 RA5/AN4/SS/LVDIN/C2OUT RA4/T0CKI/C1OUT
DS39617A-page 3
PIC18F2455/2550/4455/4550
NOTES:
DS39617A-page 4
Advance Information
2003 Microchip Technology Inc.
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 of its kind on the market today, when used in the intended manner and under normal conditions. There are dishonest and possibly illegal methods used to breach the code protection feature. All of these methods, to our knowledge, require using the Microchip products in a manner outside the operating specifications contained in Microchip's Data Sheets. Most likely, the person doing so is engaged in theft of intellectual property. Microchip is willing to work with the customer who is concerned about the integrity of their code. Neither Microchip nor any other semiconductor manufacturer can guarantee the security of their code. Code protection does not mean that we are guaranteeing the product as "unbreakable."
*
* *
Code protection is constantly evolving. We at Microchip are committed to continuously improving the code protection features of our products. Attempts to break microchip's code protection feature may be a violation of the Digital Millennium Copyright Act. If such acts allow unauthorized access to your software or other copyrighted work, you may have a right to sue for relief under that Act.
Information contained in this publication regarding device applications and the like is intended through suggestion only and may be superseded by updates. It is your responsibility to ensure that your application meets with your specifications. No representation or warranty is given and no liability is assumed by Microchip Technology Incorporated with respect to the accuracy or use of such information, or infringement of patents or other intellectual property rights arising from such use or otherwise. Use of Microchip's products as critical components in life support systems is not authorized except with express written approval by Microchip. No licenses are conveyed, implicitly or otherwise, under any intellectual property rights.
Trademarks The Microchip name and logo, the Microchip logo, dsPIC, KEELOQ, MPLAB, PIC, PICmicro, PICSTART, PRO MATE and PowerSmart are registered trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. FilterLab, microID, MXDEV, MXLAB, PICMASTER, SEEVAL and The Embedded Control Solutions Company are registered trademarks of Microchip Technology Incorporated in the U.S.A. Accuron, Application Maestro, dsPICDEM, dsPICDEM.net, ECONOMONITOR, FanSense, FlexROM, fuzzyLAB, InCircuit Serial Programming, ICSP, ICEPIC, microPort, Migratable Memory, MPASM, MPLIB, MPLINK, MPSIM, PICC, PICkit, PICDEM, PICDEM.net, PowerCal, PowerInfo, PowerMate, PowerTool, rfLAB, rfPIC, Select Mode, SmartSensor, SmartShunt, SmartTel and Total Endurance are trademarks of Microchip Technology Incorporated in the U.S.A. and other countries. Serialized Quick Turn Programming (SQTP) is a service mark of Microchip Technology Incorporated in the U.S.A. All other trademarks mentioned herein are property of their respective companies. (c) 2003, Microchip Technology Incorporated, Printed in the U.S.A., All Rights Reserved.
Printed on recycled paper. Microchip received QS-9000 quality system certification for its worldwide headquarters, design and wafer fabrication facilities in Chandler and Tempe, Arizona in July 1999 and Mountain View, California in March 2002. The Company's quality system processes and procedures are QS-9000 compliant for its PICmicro(R) 8-bit MCUs, KEELOQ(R) code hopping devices, Serial EEPROMs, microperipherals, non-volatile memory and analog products. In addition, Microchip's quality system for the design and manufacture of development systems is ISO 9001 certified.
DS39617A-page 5
Advance Information
2003 Microchip Technology Inc.
WORLDWIDE SALES AND SERVICE
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
ASIA/PACIFIC
Australia
Suite 22, 41 Rawson Street Epping 2121, NSW Australia Tel: 61-2-9868-6733 Fax: 61-2-9868-6755
Korea
168-1, Youngbo Bldg. 3 Floor Samsung-Dong, Kangnam-Ku Seoul, Korea 135-882 Tel: 82-2-554-7200 Fax: 82-2-558-5932 or 82-2-558-5934
Singapore
200 Middle Road #07-02 Prime Centre Singapore, 188980 Tel: 65-6334-8870 Fax: 65-6334-8850
China - Beijing
Unit 915 Bei Hai Wan Tai Bldg. No. 6 Chaoyangmen Beidajie Beijing, 100027, No. China Tel: 86-10-85282100 Fax: 86-10-85282104
Atlanta
3780 Mansell Road, Suite 130 Alpharetta, GA 30022 Tel: 770-640-0034 Fax: 770-640-0307
Taiwan
Kaohsiung Branch 30F - 1 No. 8 Min Chuan 2nd Road Kaohsiung 806, Taiwan Tel: 886-7-536-4818 Fax: 886-7-536-4803
Boston
2 Lan Drive, Suite 120 Westford, MA 01886 Tel: 978-692-3848 Fax: 978-692-3821
China - Chengdu
Rm. 2401-2402, 24th Floor, Ming Xing Financial Tower No. 88 TIDU Street Chengdu 610016, China Tel: 86-28-86766200 Fax: 86-28-86766599
Taiwan
Taiwan Branch 11F-3, No. 207 Tung Hua North Road Taipei, 105, Taiwan Tel: 886-2-2717-7175 Fax: 886-2-2545-0139
Chicago
333 Pierce Road, Suite 180 Itasca, IL 60143 Tel: 630-285-0071 Fax: 630-285-0075
China - Fuzhou
Unit 28F, World Trade Plaza No. 71 Wusi Road Fuzhou 350001, China Tel: 86-591-7503506 Fax: 86-591-7503521
Dallas
4570 Westgrove Drive, Suite 160 Addison, TX 75001 Tel: 972-818-7423 Fax: 972-818-2924
EUROPE
Austria
Durisolstrasse 2 A-4600 Wels Austria Tel: 43-7242-2244-399 Fax: 43-7242-2244-393
China - Hong Kong SAR
Unit 901-6, Tower 2, Metroplaza 223 Hing Fong Road Kwai Fong, N.T., Hong Kong Tel: 852-2401-1200 Fax: 852-2401-3431
Detroit
Tri-Atria Office Building 32255 Northwestern Highway, Suite 190 Farmington Hills, MI 48334 Tel: 248-538-2250 Fax: 248-538-2260
Denmark
Regus Business Centre Lautrup hoj 1-3 Ballerup DK-2750 Denmark Tel: 45-4420-9895 Fax: 45-4420-9910
China - Shanghai
Room 701, Bldg. B Far East International Plaza No. 317 Xian Xia Road Shanghai, 200051 Tel: 86-21-6275-5700 Fax: 86-21-6275-5060
Kokomo
2767 S. Albright Road Kokomo, IN 46902 Tel: 765-864-8360 Fax: 765-864-8387
France
Parc d'Activite du Moulin de Massy 43 Rue du Saule Trapu Batiment A - ler Etage 91300 Massy, France Tel: 33-1-69-53-63-20 Fax: 33-1-69-30-90-79
Los Angeles
18201 Von Karman, Suite 1090 Irvine, CA 92612 Tel: 949-263-1888 Fax: 949-263-1338
China - Shenzhen
Rm. 1812, 18/F, Building A, United Plaza No. 5022 Binhe Road, Futian District Shenzhen 518033, China Tel: 86-755-82901380 Fax: 86-755-8295-1393
Germany
Steinheilstrasse 10 D-85737 Ismaning, Germany Tel: 49-89-627-144-0 Fax: 49-89-627-144-44
Phoenix
2355 West Chandler Blvd. Chandler, AZ 85224-6199 Tel: 480-792-7966 Fax: 480-792-4338
China - Shunde
Room 401, Hongjian Building No. 2 Fengxiangnan Road, Ronggui Town Shunde City, Guangdong 528303, China Tel: 86-765-8395507 Fax: 86-765-8395571
Italy
Via Quasimodo, 12 20025 Legnano (MI) Milan, Italy Tel: 39-0331-742611 Fax: 39-0331-466781
San Jose
2107 North First Street, Suite 590 San Jose, CA 95131 Tel: 408-436-7950 Fax: 408-436-7955
China - Qingdao
Rm. B505A, Fullhope Plaza, No. 12 Hong Kong Central Rd. Qingdao 266071, China Tel: 86-532-5027355 Fax: 86-532-5027205
Netherlands
P. A. De Biesbosch 14 NL-5152 SC Drunen, Netherlands Tel: 31-416-690399 Fax: 31-416-690340
Toronto
6285 Northam Drive, Suite 108 Mississauga, Ontario L4V 1X5, Canada Tel: 905-673-0699 Fax: 905-673-6509
India
Divyasree Chambers 1 Floor, Wing A (A3/A4) No. 11, O'Shaugnessey Road Bangalore, 560 025, India Tel: 91-80-2290061 Fax: 91-80-2290062
United Kingdom
505 Eskdale Road Winnersh Triangle Wokingham Berkshire, England RG41 5TU Tel: 44-118-921-5869 Fax: 44-118-921-5820
07/28/03
Japan
Benex S-1 6F 3-18-20, Shinyokohama Kohoku-Ku, Yokohama-shi Kanagawa, 222-0033, Japan Tel: 81-45-471- 6166 Fax: 81-45-471-6122
DS39617A-page 6
Advance Information
2003 Microchip Technology Inc.

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