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 2011 Microchip Technology Inc.
DS80508C-page 1
PIC18F86J72/87J72
The PIC18F86J72/87J72 devices that you have
received conform functionally to the current Device Data
Sheet (DS39979A) except for the anomalies described
in this document. 
The silicon issues discussed in the following pages are
for silicon revisions with the Device and Revision IDs
listed in 
. The silicon issues are summarized in
The errata described in this document will be addressed
in future revisions of the PIC18F86J72/87J72 silicon.
Data Sheet clarifications and corrections start on 
,
following the discussion of silicon issues.
The silicon revision level can be identified using the
current version of MPLAB
®
 IDE and Microchip’s
programmers, debuggers and emulation tools, which
are available at the Microchip corporate web site
(www.microchip.com).
For example, to identify the silicon revision level using
MPLAB IDE in conjunction with MPLAB ICD 2 or
PICkit™ 3:
1.
Using the appropriate interface, connect the
device to the MPLAB ICD 2 programmer/
debugger or PICkit™ 3.
2.
From the main menu in MPLAB IDE, select
Configure>Select Device
, and then select the
target part number in the dialog box.
3.
Select the MPLAB hardware tool
(Debugger>Select Tool).
4.
Perform a “Connect” operation to the device
(Debugger>Connect). Depending on the devel-
opment tool used, the part number and Device
Revision ID value appear in the Output window.
The DEVID:REVID values for the various
PIC18F86J72/87J72 silicon revisions are shown in
 
Note:
This document summarizes all silicon
errata issues from all revisions of silicon,
previous as well as current. Only the
issues indicated in the last column of
 apply to the current silicon
revision (A1, A3).
Note:
If you are unable to extract the silicon
revision level, please contact your local
Microchip sales office for assistance.
TABLE 1:
SILICON DEVREV VALUES
Part Number
Device ID
Revision ID for Silicon Revision
(
)
A1
A3
PIC18F87J72
503Xh
1h
3h
PIC18F86J72
502Xh
Note 1:
The Device IDs (DEVID and REVID) are located at the last two implemented addresses of configuration 
memory space. They are shown in hexadecimal in the format “DEVID:REVID”.
2:
Refer to the “PIC18F6XJXX/8XJXX Family Flash Microcontroller Programming Specification” (DS39644) 
for detailed information on Device and Revision IDs for your specific device.
PIC18F86J72/87J72 Silicon Errata and 
Data Sheet Clarification