MEC1322 Datasheet, PDF (452/456 Pages) Microchip Technology – Keyboard and Embedded Controller for Notebook PC

MEC1322
APPENDIX A: REVISION HISTORY
TABLE A-1: DATA SHEET REVISION HISTORY
Revision
Section/Figure/Entry
Correction
DS00001719D (09-14-15
DS00001719C (06-15-15)
DS00001719B (06-03-14)
Table 37-1, "Absolute Maximum Ther- Updated tables to add Industrial tem-
mal Ratings", Table 37-8, "Thermal perature information.
Operating Conditions" and Table 37-
10, "VCC1 Supply Current, I_VCC1"
Table 37-11, "VBAT Supply Current,
I_VBAT (VBAT=3.0V)" and Table 37-
12, "VBAT Supply Current, I_VBAT
(VBAT=3.3V)"
Updated tables to remove internal
32kHz oscillator information.
Product Identification System
Added industrial ordering information.
Table 27-9, "EC-Only Register Base Updated Base addresses
Address Table"
Table 15-3, "Interrupt Event Aggrega- Updated locations for LRESET# and
tor Routing Summary" and Table 15- VCC_PWRGD bits
22, "Bit definitions for GIRQ19
Source, Enable, and Result Registers"
Section 29.15.4, "PS2 Status Regis- Updated description of REC_TIMEOUT
ter"
bit
Table 37-8, "Thermal Operating Con- Updated tables.
ditions" and Table 37-9, "Thermal
Packaging Characteristics"
Product Features
Added 144 WFBGA package
Table 1-3, "MEC1322 144 WFBGA
Pin Configuration",
Figure 1-1, "MEC1322 PIN NAME TO
144-PIN WFBGA BALL MAPPING
(TOP)" and Figure 1-5, "144-pin
WFBGA Package Outline"
Added 144 WFBGA pinout and package
drawing.
Product Identification System
Added 144 WFBGA package ordering
information
Section 8.0, "RAM and ROM"
Described the distinction between
SRAM optimized for instructions and
optimized for data.
Section 20.7, "Pin Multiplexing Con- Updated note on GPIO pins that do not
trol"
exist in the 128 pin package.
Throughout document
Part number changed from MEC1322/
24 to MEC1322.
PIS page
“C0” added to package information
Features
DS00001719A (04-14-14)
Sub-bullet added following “LPC Inter-
face”: “Supports LPC Bus frequencies of
19MHz to 33MHz”.
REV A - Document Release
DS00001719D-page 452
 2014 - 2015 Microchip Technology Inc.