FDC37B78X SMSC Corporation, FDC37B78X Datasheet - Page 7

• Manufacturer Part Number: FDC37B78X
• Description: Enhanced Super I/O Controller with ACPI Support/ Real Time Clock and Consumer IR
• Manufacturer: SMSC Corporation

No./QFP
44-47,
49-52
23-38
PIN
43
64
53
40
39
55
57
59
61
54
56
58
60
63
41
42
22
66
68
18
System Data Bus
16-bit System Address Bus
Address Enable
I/O Channel Ready
ISA Reset Drive
Serial IRQ/IRQ15
PCI Clock/IRQ14/GP50
DMA Request 0
DMA Request 1
DMA Request 2
DMA Request 3
DMA Acknowledge 0
DMA Acknowledge 1
DMA Acknowledge 2
DMA Acknowledge 3
Terminal Count
I/O Read
I/O Write
14.318MHz Clock Input
32.768kHz Crystal Input
32.768kHz Crystal Driver
32.768kHz Clock Out
DESCRIPTION OF PIN FUNCTIONS
NAME
PROCESSOR/HOST INTERFACE (40)
POWER PINS (10)
CLOCKS (4)
7
TOTAL
16
8
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
SD[0:7]
SA[0:15]
AEN
IOCHRDY
RESET_DRV
SER_IRQ
PCI_CLK
DRQ0
DRQ1
DRQ2
DRQ3
nDACK0
nDACK1
nDACK2
nDACK3
TC
nIOR
nIOW
CLOCKI
XTAL1
XTAL2
CLK32OUT
SYMBOL
BUFFER TYPE
OD12
OCLK
ICLK
IO12
IO12
IO12
O12
O12
O12
O12
O8
IS
I
I
I
I
I
I
I
I
I
I