FDC37C935-QS Standard Microsystems (SMSC), FDC37C935-QS Datasheet - Page 109

• Manufacturer Part Number: FDC37C935-QS
• Manufacturer: Standard Microsystems (SMSC)

Specifications of FDC37C935-QS

• Lead Free Status / RoHS Status: Supplier Unconfirmed

The FDC37C93x contains one 245 type buffer
that can be used for a BIOS Buffer. If the BIOS
buffer is not used, then nROMCS and nROMDIR
must be tied high so as not to interfere with the
boot ROM.
SD[7:0]
SD[15:8]
nROMCS
FDC37C93x
H
L
L
B1
IDE1_OE
IDE2_OE
nROMDIR
H
X
L
BIOS BUFFER
109
This function allows data transmission from the
RD bus to the SD bus or from the SD bus to the
RD bus.
controlled by nROMDIR.
nROMCS, can be used to disable the transfer
and isolate the buses.
RD[0:7] data to SD[0:7] bus
SD[0:7] data to RD[0:7]
Isolation
BIOS
The direction of the transfer is
IDE Channel 2
IDE Channel 1
The enable input,
Option 1
II