PC8477BV-1 National Semiconductor, PC8477BV-1 Datasheet - Page 42

• Manufacturer Part Number: PC8477BV-1
• Description: IC ADVANCED FLOPPY CTRLR 68PLCC
• Manufacturer: National Semiconductor
• Series: SuperFDC™r

Specifications of PC8477BV-1

• Controller Type: Floppy Disk Controller
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 68-LCC (J-Lead)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Supply: -
• Interface: -
• Other names: *PC8477BV-1

6 0 Device Description
6 2 4 Microprocessor Write Timing
Symbol
t
t
t
t
t
t
t
t
AW
WW
WA
WH
ADW
DW
WD
WI
Address Setup to Write Active
Write Active Pulse Width
Address Hold from Write Inactive
Write Inactive Pulse Width
Address Setup to Write Inactive
Data Setup to Write Inactive
Data Hold from Write Inactive
Interrupt Delay from Write Inactive
(Continued)
Parameter
FIGURE 6-3 Microprocessor Write Timing
42
Min
60
45
65
30
5
0
0
Max
55
TL F 11332 – 18
Units
ns
ns
ns
ns
ns
ns
ns
ns