FDC37C669-MT SMSC, FDC37C669-MT Datasheet - Page 151

• Manufacturer Part Number: FDC37C669-MT
• Description: IC CTRLR SUPER I/O FLPPY 100TQFP
• Manufacturer: SMSC

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

nADDRSTB
IO CH RDY
PD<7: 0>
SD<7:0>
nDATAST
nWR ITE
1. WAIT must be filt er ed to compens at e f or ringing on the paralle l bus cable. WAIT is considered to have settled aft er it
nWAIT
nIOW
t 10
t 11
t 12
t 13
t 14
t 15
t 16
t 17
t 18
t 19
t 20
t1
t2
t3
t4
t5
t6
t7
t8
t9
does not t ransition for a minimum of 50 ns ec.
AX
FIGURE 15 - EPP 1.9 DATA OR ADDRESS WRITE CYCLE
nIOW Ass erted t o PDA T A Valid
nWAIT As sert ed to nWRITE Change
nWR ITE to Command As sert ed
nWAI T Deass erted to Command Deasserted
nWAI T Asserted t o PD ATA Inv alid
Time O ut
Command D easserted to nWAIT Asserted
SDA TA Valid to IOW As sert ed
nIOW Deasserted to DATA Inv alid
nIOW Ass erted t o IOC HRDY As sert ed
WAI T Deass er ted to nI OCH RDY Deas sert ed
I OCH RDY Deassert ed to nIOW Deas sert ed
nIOW Asserted to nW RITE As sert ed
nWAIT As sert ed to Command As sert ed
Command Asserted to nWAIT Deas sert ed
PDATA Valid to Command As sert ed
Ax Valid t o nIO W As sert ed
nIOW Deas ser ted to Ax Inv alid
nIOW Deasserted to nIOW or nIOR Asserted
nWA IT Ass er ted t o nWR ITE Ass erted
t 17
t8
t 20
t 13
t1
t 14
Parameter
t 10
t3
t 16
t6
151
t 15
min
60
60
10
10
60
10
60
10
40
10
40
60
0
5
0
0
0
0
0
0
t 11
t4
max
185
190
160
210
185
50
35
12
24
70
10
t 12
t7
t 18
t9
units
ns
ns
ns
ns
ns
µs
ns
ns
ns
ns
ns
ns
ns
ns
µs
ns
ns
ns
ns
ns
t 19
t2
t5
Not es
1
1
1
1
1
1