isp1583 NXP Semiconductors, isp1583 Datasheet - Page 84

• Manufacturer Part Number: isp1583
• Description: Hi-speed Universal Serial Bus Peripheral Controller
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 108. MDMA mode timing parameters
V
[1]
ISP1583_6
Product data sheet
Symbol
T
t
t
t
t
t
t
t
t
t
t
w1(min)
d1(max)
h3(min)
su2(min)
h2(min)
su1(min)
h1(min)
w2(min)
d2(max)
d3(max)
CC(I/O)
Fig 35. MDMA master mode timing
cy1(min)
T
Minimum timing requirements for T
implementation must lengthen t
data. A device implementation shall support any legal host implementation.
(1) Programmable polarity: shown as active LOW.
(2) Programmable polarity: shown as active HIGH.
cy1
(write) DATA [ 15:0 ]
(read) DATA [ 15:0 ]
DIOR or DIOW
= 1.65 V to 3.6 V; V
is the total cycle time, consisting of command active time t
DREQ
DACK
Parameter
read/write cycle time
DIOR or DIOW pulse width
data valid delay after DIOR on
data hold time after DIOR off
data set-up time before DIOR or DIOW off
data hold time after DIOW off
DACK set-up time before DIOR or DIOW on
DACK hold time after DIOR or DIOW off
DIOR recovery time
DIOW recovery time
DIOR on to DREQ off delay
DIOW on to DREQ off delay
DACK off to data lines 3-state delay
12.2.3 MDMA mode
(2)
(1)
(1)
t
su1
CC(3V3)
w1
t
d1
= 3.3 V; V
and/or t
cy1
, t
w1
t
w1
w2
and t
t
su2
to ensure that T
GND
w2
must all be met. As T
= 0 V; T
Rev. 06 — 20 August 2007
t
h3
amb
cy1
w1
Conditions
= 40 C to +85 C.
is equal to or greater than the value reported in the IDENTIFY DEVICE
t
w2
and command recovery (inactive) time t
cy1(min)
T
cy1
is greater than the sum of t
[1]
[1]
[1]
[1]
Mode 0
480
215
150
5
100
20
0
20
50
215
120
40
20
Hi-Speed USB Peripheral Controller
t
d2
t
su2
Mode 1
150
80
60
5
30
15
0
5
50
50
40
40
25
t
h1
w2
w1(min)
, that is, T
t
t
h2
d3
Mode 2
120
70
50
5
20
10
0
5
25
25
35
35
25
© NXP B.V. 2007. All rights reserved.
and t
ISP1583
cy1
w2(min)
= t
mgt506
w1
, a host
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
84 of 100
+ t
w2
.