Datasheet

© 2007 Microchip Technology Inc. Preliminary DS39625C-page 461
PIC18F2585/2680/4585/4680
APPENDIX A: REVISION HISTORY
Revision A (December 2003)
Original data sheet for PIC18F2585/2680/4585/4680
devices.
Revision B (July 2004)
This update includes updates to the Electrical Specifi-
cations in Section 27.0 and includes minor corrections
to the data sheet text.
Revision C (January 2007)
Major edits to Section 27.0 “Electrical Characteris-
tics”. Packaging diagrams have been updated and
minor edits to text have been made throughout
document.
APPENDIX B: DEVICE
DIFFERENCES
The differences between the devices listed in this data
sheet are shown in Table B-1.
TABLE B-1: DEVICE DIFFERENCES
Features PIC18F2585 PIC18F2680 PIC18F4585 PIC18F4680
Program Memory (Bytes) 49152 65536 49152 65536
Program Memory (Instructions) 24576 32768 24576 32768
Interrupt Sources 27 27 28 28
I/O Ports Ports A, B, C, (E) Ports A, B, C, (E) Ports A, B, C, D, E Ports A, B, C, D, E
Capture/Compare/PWM Modules 1 1 1 1
Enhanced Capture/Compare/
PWM Modules
001 1
Parallel Communications (PSP) No No Yes Yes
10-bit Analog-to-Digital Module 8 input channels 8 input channels 11 input channels 11 input channels
Packages 28-pin PDIP
28-pin SOIC
28-pin PDIP
28-pin SOIC
40-pin PDIP
44-pin TQFP
44-pin QFN
40-pin PDIP
44-pin TQFP
44-pin QFN