Profichip VPC3+S - Page 117

Operational Specifications 10
VPC3+S User Manual
Revision 1.04
117
Copyright © profichip GmbH, 2012
AB10..0
DB7..0
XWR
valid
data valid
XCS
XREADY
(normal)
XREADY
(early)
22
27
26
25
30
23
28
16
29
19
20
21
Figure 10-12: Asynchronous Intel Mode, WRITE (XRD = 1)
No.
Parameter
MIN
MAX
Unit
16
address-setuptime to XRD / XWR
0
ns
17
XRD to data valid
83
ns
18
XRD pulsewidth
105
ns
19
XCS setuptime to XRD / XWR
0
ns
20
XRD to XREADY (Normal-Ready)
125
ns
21
XRD to XREADY (Early-Ready)
104
ns
22
XRD / XWR cycletime
125
ns
23
address holdtime after XRD / XWR
0
ns
24
data holdtime after XRD
3
12
ns
25
read/write inactive time
10
ns
26
XCS holdtime after XRD / XWR
0
ns
27
XREADY holdtime after XRD / XWR
3
15
ns
28
data setuptime to XWR
10
ns
29
XWR pulsewidth
83
ns
30
data holdtime after XWR
0
ns
Figure 10-13: Timing, Asynchronous Intel Mode