pc8477b National Semiconductor Corporation, pc8477b Datasheet - Page 41

• Manufacturer Part Number: pc8477b
• Description: Advanced Floppy Disk Controller
• Manufacturer: National Semiconductor Corporation

6 0 Device Description
6 2 3 Microprocessor Read Timing
Symbol
t
t
t
t
t
t
t
t
AR
RR
RA
RD
RH
DF
RI
DH
Address Setup to Read Active
Read Active Pulse Width
Address Hold from Read Inactive
Data Valid from Read Active
Read Inactive Pulse Width
Data Output Float Delay
Interrupt Delay from Read Inactive
Data Output Hold from Read Inactive
(Continued)
Parameter
FIGURE 6-2 Microprocessor Read Timing
41
Min
60
45
5
0
5
Max
45
25
55
TL F 11332 – 17
Units
ns
ns
ns
ns
ns
ns
ns
ns