参数资料
型号: 37C669
厂商: SMSC Corporation
英文描述: DIODE SCHOTTKY SINGLE 25V 200mW 0.5V-vf 200mA-IFM 30mA-IF 2uA-IR SOD-323 3K/REEL
中文描述: 电脑98/99顺从超级I / O软盘控制器与红外线支持
文件页数: 68/164页
文件大小: 621K
代理商: 37C669
16
FIGURE 1 - FDC37C669 BLOCK DIAGRAM
nDSR1, nDCD1, nRI, nDTR1
TXD1, nCTS1, nRTS1
nINIT, nAUTOFD
HOST
CPU
MULTI-MODE
PARALLEL
PORT/FDC
MUX
16C550
COMPATIBLE
SERIAL
PORT 1
16C550
COMPATIBLE
SERIAL
PORT 2 WITH
INFRARED
IDE
CONFIGURATION
REGISTERS
POWER
MANAGEMENT
INTERFACE
CONTROL BUS
ADDRESS BUS
DATA BUS
CLOCK
GEN
nINDEX
nTRK0
nDSKCHG
nWRPRT
nWGATE
nDIR
nSTEP
DRVDEN0
DRVDEN1
DRV2(nADRX)(IRQB)
nDS0,1,2
nMTR0,1,2
RDATA
RCLOCK
WDATA
WCLOCK
nWDATA
nRDATA
nHDCSO(IRRX2)
RXD1
PD0-7
BUSY, SLCT, PE,
nERROR, nACK
nSTROBE, nSLCTIN,
5 V
Vcc (2)
Vss (4)
SMSC
PROPRIETARY
82077 COMPATIBLE
VERTICAL
FLOPPYDISK
CONTROLLER
CORE
DIGITAL
DATA
SEPARATOR
WITH WRITE
PRECOM-
PENSATION
GENERAL
PURPOSE
ADDRESS
DECODER
ADRX
TXD2(IRTX),nCTS2,nRTS2
nGAMECS
nHDCS1(IRTX2)
nIDEEN(IRQH)
nCS
nIOR
nIOW
AEN
A0-A10
D0-D7
DRQ_A-C
nDACK_A-C
TC
IRQ_C-F
IRQIN
IOCHRDY
RESET
RXD2(IRRX)
GAME
PORT
DECODER
IRQA
nDSR2,nDCD2,nRI2,nDTR2
14.318
CLOCK
PWRGD
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