W83791D Datasheet, PDF (44/46 Pages) Winbond – W83791D Winbond H/W Monitoring IC

CPU Voltage ID input/output
3VCC
R83 R84 R85 R86 R87
R
R
R
R
R
10K 10K 10K 10K 10K
PIIVID4
PIIVID3
PIIVID2
PIIVID1
PIIVID0
(From CPU)
R93
1K
R95
1K
R97
1K
R99
1K
R101 1K
VID4
VID3
VID2
VID1
VID0
VID0
VID1
VID2
VID3
} ^{To Power Regulator}
VID4
Case Open Circuits
R104
R
VBAT
R105
R
R106
R
2M/782D
S1
0/782D
R109
R
0/782D
CASEOPEN SW
0/791D
CASEOPEN
C13
CAP
1000p
/791D
R110
R
0/791D
These two inverters consume VBAT
74HC14
/791D
U2A
1
2
R107
R
10K/791D
R108
R
0/791D
CASEOPEN
R111
R
2.2M/791D
U2B
4
3
74HC14
/791D
W83791D
Circuits for 782D
IOR#
IOW#
CLKIN
SD[0..7]
Preliminary
R88 R 0
R89 R 0
R90 R 0
R91 R 0
R92 R 0
R94 R 0
R96 R 0
R98 R 0
R100R 0
R102R 0
R103R 0
EVNT5/IOR#
EOP/IOW#
REXT/CKLIN
ADDR/D7
CKOUT/D6
DATA/D5
CTRL/D4
MODE/D3
SPK/D2
PWMOUT1/D1
PWMOUT2/D0
WINBOND ELECTRONICS CORP.
Title
W83782D-W83791D Application Circuit
Size
Document Number
B
Date:
Tuesday, May 22, 2001
Sheet
Rev
0.2
3
of
5
37
Publication Release Date: Aug, 2001
Revision 0.41