FDC37C669-MT SMSC, FDC37C669-MT Datasheet - Page 22
FDC37C669-MT
Manufacturer Part Number
FDC37C669-MT
Description
IC CTRLR SUPER I/O FLPPY 100TQFP
Manufacturer
SMSC
Datasheet
1.FDC37C669-MT.pdf
(162 pages)
Specifications of FDC37C669-MT
Controller Type
I/O Controller
Interface
ISA Host
Voltage - Supply
4.5 V ~ 5.5 V
Current - Supply
25mA
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
638-1008
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
FDC37C669-MT
Manufacturer:
Microchip Technology
Quantity:
10 000
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PS/2 Model 30 Mode
BIT 0 nDRIVE SELECT 2
Active low status of the DS2 disk interface output.
BIT 1 nDRIVE SELECT 3
Active low status of the DS3 disk interface output.
BIT 2 WRITE GATE
Active high status of the latched WGATE output signal.
This bit is latched by the active going edge of WGATE
and is cleared by the read of the DIR register.
BIT 3 READ DATA
Active high status of the latched RDATA output signal.
This bit is latched by the inactive going edge of RDATA
and is cleared by the read of the DIR register.
RESET
COND.
nDRV2
N/A
7
nDS1
6
1
nDS0
5
1
WDATA
F/F
4
0
22
RDATA
F/F
3
0
BIT 4 WRITE DATA
Active high status of the latched WDATA output signal.
This bit is latched by the inactive going edge of WDATA
and is cleared by the read of the DIR register. This bit is
not gated with WGATE.
BIT 5 nDRIVE SELECT 0
Active low status of the DS0 disk interface output.
BIT 6 nDRIVE SELECT 1
Active low status of the DS1 disk interface output.
BIT 7 nDRV2
Active low status of the DRV2 disk interface input.
WGATE
F/F
2
0
nDS3
1
1
nDS2
0
1
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