FDC37C672-MS Standard Microsystems (SMSC), FDC37C672-MS Datasheet - Page 4

• Manufacturer Part Number: FDC37C672-MS
• Manufacturer: Standard Microsystems (SMSC)

Specifications of FDC37C672-MS

• Pin Count: 100
• Lead Free Status / RoHS Status: Compliant

Block Diagram
Rev. 12-04-07
SA[0:12] (nCS)
IRQ[3:7,10:12]
RESET_DRV
nDACK[1:3]
SA[13-15]
IOCHRDY
DRQ[1:3]
SER_IRQ
PCI_CLK
SD[O:7]
nIOW
nIOR
AEN
TC
*
*
*
*
*
*
*
INTERFACE
Vcc
SERIAL
HOST
IRQ
CPU
Vss
PRODUCT PREVIEW
ICLOCK
(14.318)
CLOCK
Figure 1 - FDC37C672 Block Diagram
GEN
nSMI
SMI
*
nDSKCHG
nWRPRT
nWGATE
nINDEX
nTRK0
ADDRESS BUS
WDT
PROPRIETARY
CONTROLLER
COMPATIBLE
FLOPPYDISK
VERTICAL
SMSC
CORE
DENSEL
82077
nHDSEL
nSTEP
nDIR
CONFIGURATION
CONTROL BUS
REGISTERS
nDS0,1
nMTR0,1
DRVDEN0
DRVDEN1
DATA BUS
Page 4
WCLOCK
WDATA
RCLOCK
RDATA
*
nWDATA nRDATA
SEPARATOR
WITH WRITE
PENSATION
PRECOM-
DIGITAL
DATA
*
Denotes Multifunction Pins
COMPATIBLE
COMPATIBLE
PORT 2 WITH
MULTI-MODE
PORT/FDC
PARALLEL
INFRARED
SERIAL
PORT 1
SERIAL
16C550
16C550
8042
MUX
BUSY, SLCT, PE,
PD0-7
nERROR, nACK
nSTB, nSLCTIN,
nINIT, nALF
KCLK
KDATA
MCLK
MDATA
GATEA20, KBDRST
P12, P16
RXD1
TXD1, nCTS1, nRTS1
nDSR1, nDCD1, nRI1, nDTR1
IRR3/Mode
IRRX, IRTX
TXD2(IRTX), nCTS2, nRTS2
RXD2(IRRX)
nDSR2, nDCD2, nRI2, nDTR2
*
*
*
*
SMSC FDC37C672
*
*