Information

© 2007 Microchip Technology Inc. DS80289E-page 5
PIC18F2423/2523/4423/4523
REVISION HISTORY
Rev A Document (08/2006)
First revision of this document. Silicon issues 1-2
(MSSP).
Rev B Document (10/2006)
Added silicon issue 3 (Timer1 and Timer3).
Rev C Document (1
1/2006)
Updated silicon issue 3 (Timer1 and Timer3) and
added silicon issue 4 (ECCP – PWM Mode).
Rev D Document (5/2007)
Added silicon issue 5 (Enhanced Universal Synchronous
Receiver Transmitter – EUSART) and 6 (MSSP – SPI
Mode).
Rev E Document (6/2007)
Added silicon issue 7 (12-Bit Analog-to-Digital
Converter).