PIC18F2220/2320/4220/4320
APPENDIX A: REVISION HISTORY
APPENDIX B: DEVICE
DIFFERENCES
Revision A (June 2002)
The differences between the devices listed in this data
sheet are shown in Table B-1.
Original data sheet for PIC18F2X20/4X20 devices.
Revision B (October 2002)
This revision includes major changes to Section 2.0
“Oscillator Configurations” and Section 3.0 “Power
Managed Modes”, updates to the Electrical Specifica-
tions in Section 26.0 “Electrical Characteristics”
and minor corrections to the data sheet text.
Revision C (October 2003)
This revision includes updates to the Electrical Specifi-
cations in Section 26.0 “Electrical Characteristics”
and to the DC Characteristics Graphs and Charts in
Section 27.0 “DC and AC Characteristics Graphs
and Tables” and minor corrections to the data sheet
text.
TABLE B-1:
DEVICE DIFFERENCES
Features
PIC18F2220
PIC18F2320
PIC18F4220
PIC18F4320
Program Memory (Bytes)
Program Memory (Instructions)
Interrupt Sources
4096
8192
4096
19
4096
2048
20
8192
4096
20
2048
19
I/O Ports
Ports A, B, C, (E)
2
Ports A, B, C, (E) Ports A, B, C, D, E Ports A, B, C, D, E
Capture/Compare/PWM Modules
2
1
1
Enhanced Capture/Compare/
PWM Modules
0
0
1
1
Parallel Communications (PSP)
10-bit Analog-to-Digital Module
No
No
Yes
Yes
10 input channels 10 input channels 13 input channels 13 input channels
40-pin PDIP
44-pin TQFP
44-pin QFN
40-pin PDIP
44-pin TQFP
44-pin QFN
28-pin SPDIP
28-pin SOIC
28-pin SPDIP
28-pin SOIC
Packages
2003 Microchip Technology Inc.
DS39599C-page 369
MICROCHIP [ MICROCHIP ]
