Intel VC820 - Desktop Board Motherboard Design Manual page 165

8 7
Block Diagram
VRM
D
AGP Bus
AGP
C
IDE Primary UltraDMA/66
IDE Secondary
USB
USB Port 1
USB Port 2
AC'97 Audio
AC'97 Link
Modem
B
FWH
A
8 7
6 5
Processor Clock
Rambus
2 RIMM
MCH
Modules
PCI CNTRL
ICH
PCI ADDR/DATA
SIO
Keyboard Floppy
Mouse
6
4
82559 LAN
Parallel Game Conn
Serial 1
Serial 2
5 4
3 2
Device Table
REFERENCE DEVICE GATES
DESIGNATOR TYPE USED
U20 74LVC06A A, B, C
U14 74LVC07A A, B, C
U19 74LVC07A A, C, D
U3 74LVC08A A, B
U15 74LVC14a A, B, C, D
U18 74LS132 B, C
U13 82820 (ICH)
U10 82820 (MCH)
U5 82559
U8 93C46A
U2 AD1881
U11 CK133
U12 DRCG
U16 FWH
U4, U6 GD75232
U1 LM4880
U17 LPC47B27X
U9 ADM1021
U7 TPS2042
TITLE: INTEL(R) 820 CHIPSET CUSTOMER REFERENCE BOARD
BLOCK DIAGRAM
PCD PLATFORM DESIGN
R
1900 PRAIRIE CITY ROAD
FOLSOM, CALIFORNIA 95630
3 2
1
D
SHEET
NUMBER
31
18, 29
18, 22
15, 31
31
29, 31
8, 9
6, 7
C
16
16
13
5
5
10
25
14
12
3
B
23
A
REV:
1.01
DRAWN BY: PROJECT:
LAST REVISED: SHEET:
11-18-1999_10:50 2 OF 36
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