s1r72803 Epson Electronics America, Inc., s1r72803 Datasheet - Page 102

• Manufacturer Part Number: s1r72803
• Description: Link/transaction Controller
• Manufacturer: Epson Electronics America, Inc.

S1R72803F00A
9.4.3.3 DMA Read
98
Symbol
T
T
T
T
T
T
T
T
T
T
XHCS<1:0>(O)
XHDAMCK(O)
341
342
343
344
345
346
347
348
349
34a
HDD<15:0>(I)
HDA<2:0>(O)
HDMARQ(I)
XHIOR(O)
XHCS0,1
Address set-up time
XHIOR
Address hold time
HDMARQ
XHDMACK response time
XHIOR
HDMARQ hold time
XHDMACK
XHIOR set-up time
XHIOR
XHIOR assert pulse width
XHIOR
XHIOR negate pulse width
XHIOR
XHIOR hold time
HDD
Data set-up time
XHIOR
Data bus hold time
XHIOR
XHCS0,1
HDMARQ negate
XHIOR
XHIOR
XHDMACK
HDD
Specification
XHDMACK
XHDMACK
XHIOR
Direction of DATA Transfer
T
343
T
341
T
345
EPSON
T
346
T
349
T
PORT
34a
T
347
Min.
60
25
20
10
0
0
0
–
–
0
S1R72803
T
(AP+2) 20
(AP+2) 20
344
Typ.
IDE
IDE
–
–
–
–
–
–
–
–
T
348
HOST
T
Max.
342
–
–
–
–
–
–
–
–
–
–
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns