82595TX Datasheet, PDF (49/59 Pages) Intel Corporation – ISA/PCMCIA HIGH INTEGRATION ETHERNET CONTROLLER

82595TX
11 6 2 FLASH EPROM TIMINGS
 The 82595TX is designed to support a FLASH or
EPROM up to 200 ns access time
 The V_PP signal in FLASH implementation is con-
nected always to 12V Thus writing to the FLASH
is controlled only by the WE signal
Symbol
T79
T80
T81
T82
T84
T85
T86
T87
T88
T89
Table 11-9 FLASH A C Characteristics
Parameter
Min
Max
Address Access Time
200
Chip Enable Access Time
200
Output Enable Access Time
100
Output Hold from Address CE or OE
0
Address Set-Up Time
0
Address Hold Time
100
Chip Enable Set-Up Time before Write
15
Chip Enable Hold Time
0
Data Set-Up Time
60
Data Hold Time
15
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
Notes
Figure 11-12 FLASH Timings Write Cycle
281630 – 22
49