MD5811-d256-MECH M-Systems Inc., MD5811-d256-MECH Datasheet - Page 82

• Manufacturer Part Number: MD5811-d256-MECH
• Description: Mobile Diskonchip P3 Data Sheet
• Manufacturer: M-Systems Inc.

11.3.8 Interrupt Timing
11.3.9 DMA Request Timing
79
Tho(DMARQ-OE)
t
P
Tw(DMARQ#)
(OE-DMARQ)
Note: Polarity of DMARQ# may be inverted based on the NORMAL bit of DMA Control Register[0].
Tw(IRQ#)
DMARQ#
OE#/CE#
Symbol
Symbol
IRQ#
IRQ# asserted pulse width (Edge mode)
DMARQ# asserted pulse width
DMARQ# asserted to start of cycle
Start of cycle to DMARQ# negated
Figure 30: IRQ# Pulse Width in Edge Mode
Figure 31: DMARQ# Pulse Width
Table 20: DMA Request Timing
T
HO
Table 19: Interrupt Timing
MARQ-OE)
Description
Data Sheet, Rev. 0.3
T
W
Description
(DMARQ)
Tw(IRQ#)
T
P
(OE-DMARQ)
Min
250
0
Min
250
TBD
Max
500
Mobile DiskOnChip P3
Max
500
nSec
nSec
nSec
Unit
93-SR-009-8L
nsec
Unit