FDC37C935-QS Standard Microsystems (SMSC), FDC37C935-QS Datasheet - Page 6

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

Specifications of FDC37C935-QS

• Lead Free Status / RoHS Status: Supplier Unconfirmed

PIN NO.
19,20
145
146
148
149
150
147
152
151
155
156
158
159
160
157
154
153
5,6
7,4
3,2
13
10
18
16
15
14
9
Head Select (1 = side 0 )
Step Direction (1 = out )
Step Pulse
Disk Change
Drive Select Lines
Motor On Lines
Write Protected
Track 0
Index Pulse Input
Drive Density Select [1:0]
Media ID inputs. In floppy enhanced mode 2
these inputs are the media ID [1:0] inputs.
Receive Serial Data 1
Transmit Serial Data 1
Request to Send 1
Clear to Send 1
Data Terminal Ready 1
Data Set Ready 1
Data Carrier Detect 1
Ring Indicator 1
Receive Serial Data 2
Transmit Serial Data 2
Request to Send 2
Clear to Send 2
Data Terminal Ready 2
Data Set Ready 2
Data Carrier Detect 2
Ring Indicator 2
NAME
DESCRIPTION OF PIN FUNCTIONS
SERIAL PORT 1 INTERFACE
SERIAL PORT 2 INTERFACE
IDE1 INTERFACE
6
nHDSEL
nDIR
nSTEP
nDSKCHG
nDS[1:0]
nMTR[1:0]
nWPROT
nTR0
nINDEX
DRVDEN [1:0]
MID[1:0]
RXD1
TXD1
nRTS1
nCTS1
nDTR1
nDSR1
nDCD1
nRI1
RXD2
TXD2
nRTS2
nCTS2
nDTR2
nDSR2
nDCD2
nRI2
SYMBOL
BUFFER TYPE
OD48
OD48
OD48
OD48
OD48
OD48
O4
O4
O4
O4
O4
O4
IS
IS
IS
IS
IS
I
I
I
I
I
I
I
I
I
I