RTL8169
2002/03/27
Rev.1.21
67
11.3 AC Characteristics
11.3.1 FLASH/BOOT ROM Timing
FLASH/BOOT ROM - Read
MD7-0
MA16-0
ROMCSB
OEB
WEB
TCOLZ
TOH
TOHZ
TACC
TOOLZ
TRC
TCE
TOES
TWRBR
Symbol
Description
Minimum
Typical
Maximum
Units
TRC
Read Cycle
135
-
-
ns
TCE
Chip Enable Access Time
-
-
200
ns
TACC
Address Access Time
-
-
200
ns
TOES
Output Enable Access Time
-
-
60
ns
TCOLZ
Chip Enable to Output in Low Z
0
-
-
ns
TOOLZ
Output Enable to Output in Low Z
0
-
-
ns
TOHZ
Output Disable to Output in High Z
-
-
40
ns
TOH
Output Hold from Address, ROMCSB, or
OEB
0
-
0
ns
TWRBR
Write Recovery time Before Read
6
-
-
us