PIC18F2450_08 Datasheet, PDF (309/324 Pages) Microchip Technology – 28/40/44-Pin, High-Performance, 12 MIPS, Enhanced Flash, USB Microcontrollers with nanoWatt Technology

APPENDIX A: REVISION HISTORY
Revision A (January 2006)
Original data sheet for PIC18F2450/4450 devices.
Revision B (January 2007)
Example 11-1 and Figure 14-1 have been updated,
Section 14.5.1.1 “Bus Activity Detect Interrupt Bit
(ACTVIF)” and Section 14.2.2.3 “Internal Pull-up
Resistors” have been added, the Electrical Specifi-
cations in Section 21.0 “Electrical Characteris-
tics” have been updated, the package diagrams in
Section 22.2 “Package Details” have been updated
and there have been minor corrections to the data
sheet text.
PIC18F2450/4450
Revision C (August 2007)
The Electrical Specifications in Section 21.2 “DC
Characteristics: Power-Down and Supply Current”
have been updated and the package diagrams in
Section 22.2 “Package Details” have been updated.
Revision D (March 2008)
Minor edits to Section 14.0 “Universal Serial Bus
(USB)”, Section 16.0 “10-Bit Analog-to-Digital
Converter (A/D) Module”, Section 18.0 “Special
Features of the CPU” and Section 21.0 “Electrical
Characteristics”.
© 2008 Microchip Technology Inc.
DS39760D-page 307