AX88790L Datasheet, PDF (44/60 Pages) ASIX Electronics Corporation – 10/100BASE 3-in-1 PCMCIA Fast Ethernet Controller

AX88790 L
3-in-1 PCMCIA Fast Ethernet Controller
6.4.4 Attribute Memory Write Timing
A[9:0], REG#
CE#
OE#
WE#
WAIT#
D[15:0](Din)
D[15:0](Dout)
TcW
Tsu(CE-WEH)
Tsu(CE)
Tsu(A-WEH)
Th(CE)
Tsu(A)
Tw(WE)
Trec(WE)
Tv(WT-WE)
Tw(WT)
Tv(WT)
Th(OE-WE)
Tsu(OE-WE)
Tsu(D-WEH)
DATA Input Establish
Tdis(WE)
Tdis(OE)
Th(D)
Ten(OE)
Ten(WE)
Symbol
Description
TcW
WRITE CYCLE TIME
Tw(WE)
WRITE PULSE WIDTH
Tsu(A)
ADDRESS SETUP TIME
Tsu(A-WEH) ADDRESS SETUP TIME FOR WE#
Tsu(CE-WEH) CARD ENABLE SETUP TIME FOR WE#
Tsu(D-WEH) DATA SETUP TIME FOR WE#
Th(D)
DATA HOLD TIME
Trec(WE) WRITE RECOVER TIME
Tdis(WE)
OUTPUT DISABLE TIME FROM WE#
Tdis(OE)
OUTPUT DISABLE TIME FROM OE#
Ten(WE)
OUTPUT ENABLE TIME FROM WE#
Ten(OE)
OUTPUT ENABLE TIME FROM OE#
Tsu(OE-WE) OUTPUT ENABLE SETUP TIME FROM OE#
Th(OE-WE) OUTPUT ENABLE HOLD TIME FROM OE#
Tsu(CE)
CARD ENABLE SETUP TIME
Th(CE)
CARD ENABLE HOLD TIME
Tv(WT-WE) WAIT# VALID FROM WE#
Tw(WT)
WAIT# PULSE WIDTH
Tv(WT)
WE# HIGH FROM WAIT# RELEASED
Min Typ. Max Units
250
-
-
ns
150
-
-
ns
30
-
-
ns
180
-
-
ns
180
-
-
ns
80
-
-
ns
30
-
-
ns
30
-
-
ns
-
-
5
ns
-
-
5
ns
5
-
-
ns
5
-
-
ns
10
-
-
ns
10
-
-
ns
0
-
-
ns
20
-
-
ns
-
-
15
ns
-
-
200
ns
0
-
-
ns
44
ASIX ELECTRONICS CORPORATION