FDC37B80X SMSC [SMSC Corporation], FDC37B80X Datasheet - Page 4

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FDC37B80X

Manufacturer Part Number
FDC37B80X
Description
PC98/99 Compliant Enhanced Super I/O Controller with Keyboard/Mouse Wake-Up
Manufacturer
SMSC [SMSC Corporation]
Datasheet
The
incorporates a keyboard interface, SMSC's true
CMOS 765B floppy disk controller, advanced
digital data separator, two 16C550A compatible
UARTs, one Multi-Mode parallel port which
includes ChiProtect circuitry plus EPP and ECP,
on-chip 12 mA AT bus drivers, one floppy direct
drive
Management including PME support. The true
CMOS 765B core provides 100% compatibility
with IBM PC/XT and PC/AT architectures in
addition
underflow protection.
digital data separator incorporates SMSC's
patented data separator technology, allowing for
ease of testing and use. Both on-chip UARTs
are compatible with the NS16C550A.
parallel port is compatible with IBM PC/AT
architecture, as well as IEEE 1284 EPP and
ECP.
sophisticated power control circuitry (PCC)
which includes support for keyboard, mouse,
FDC37B80x
support,
The
to
providing
FDC37B80x
and
with
The SMSC advanced
data
IrDA
Intelligent
overflow
v1.0
GENERAL DESCRIPTION
incorporates
support
Power
The
and
4
and modem ring wake-up events.
supports multiple low power-down modes.
The FDC37B80x supports the ISA Plug-and-
Play Standard (Version 1.0a) and provides the
recommended functionality to support Windows
'95.
hardware IRQ of each logical device in the
FDC37B80x may be reprogrammed through the
internal configuration registers. There are 480
I/O address location options, a Serialized IRQ
interface, and three DMA channels.
The FDC37B80x does not require any external
filter components and is therefore easy to use
and offers lower system costs and reduced
board area. The FDC37B80x is software and
register compatible with SMSC's proprietary
82077AA core.
IBM, PC/XT and PC/AT are registered trademarks and PS/2 is a trademark
of International Business Machines Corporation
SMSC is a registered trademark and Ultra I/O, ChiProtect, and Multi-Mode
are trademarks of Standard Microsystems Corporation
The I/O Address, DMA Channel and
The PCC

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