ax88796 ASIX Electronics Corporation, ax88796 Datasheet - Page 58

• Manufacturer Part Number: ax88796
• Description: Non-pci 8/16-bit 10/100m Fast Ethernet Controller With Embedded Phy
• Manufacturer: ASIX Electronics Corporation

7.4.4 80186 Type I/O Access Timing
(1) Read cycle:
/BHE
SA[9:0],/CS
RDY *1
/IORD
Read Data
SD[15:0](Dout)
*1: If /RDY did not connect, a minumin delay 280 ns must wait between Remote DMA read command ready and 1
valid
Tsu(A)
Th(A)
Tv(RDY)
Tdis(RDY)
Ten(RD)
Tdis(RD)
Tiord
Tidle
Symbol
AX88796 L
ADDRESS SETUP TIME
ADDRESS HOLD TIME
RDY VALID FROM SA,/CS AND /BHE
RDY DISABLE FROM SA[9:0]=310 VALID, /CS
AND /BHE
OUTPUT ENABLE TIME FROM /IORD
OUTPUT DISABLE TIME FROM /IORD
IORD LOW WIDTH TIME
IORD HI REQUIRE TIME FOR REGISTER
IORD HI REQUIRE TIME FOR DATA PORT
Z-pull up
Tv(RDY)
Description
Tsu(A)
Ten(RD)
3-in-1 Local Bus Fast Ethernet Controller
Tiord
58
Tdis(RDY)
DATA Valid
Th(A)
Min
100
0.5
60
60
0
5
0
-
-
Tdis(RD)
ASIX ELECTRONICS CORPORATION
Typ.
Z-pull up
-
-
-
-
-
-
-
-
Tidle
Max
20
25
4
-
-
-
-
-
Units
ns
ns
ns
ns
ns
ns
ns
ns
st
date