82551IT — Networking Silicon
Table 59. Flash Timing Parameters
Symbol
Parameter
Min
Max
Units
Notes
1, Flash tAVAV
= 150 ns
T35 tflrwc
T36 tflacc
T37 tflce
T38 tfloe
T39 tfldf
T40 tflas
T41 tflah
T42 tflcs
T43 tflch
T44 tflds
T45 tfldh
T46 tflwp
T47 tflwph
T48 tMioha
T49 tMiohi
Flash Read/Write Cycle Time
FLA to Read FLD Setup Time
FLCS# to Read FLD Setup Time
150
ns
1, Flash tAVQV
= 150 ns
150
150
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
1, Flash tELQV
= 150 ns
1, Flash tGLQV
= 55 ns
FLOE# Active to Read FLD Setup Time 120
FLOE# Inactive to FLD Driven Delay
Time
1, Flash tGHQZ
= 35 ns
50
2, Flash tAVWL
= 0 ns
FLA Setup Time before FLWE#
FLA Hold Time after FLWE#
FLCS# Hold Time before FLWE#
FLCS# Hold Time after FLWE#
FLD Setup Time
5
2, Flash tWLAX
= 60 ns
200
30
2, Flash tELWL
= 20 ns
2, Flash tWHEH
= 0 ns
30
2, Flash tDVWH
= 50 ns
150
10
2, Flash tWHDX
= 10 ns
FLD Hold Time
2, Flash tWLWH
= 60 ns
Write Pulse Width
120
25
2, Flash tWHWL
= 20 ns
Write Pulse Width High
IOCHRDY Hold Time after FLWE# or
FLOE# Active
25
IOCHRDY Hold Time after FLWE# or
FLOE# Inactive
0
NOTES:
1. These timing specifications apply to Flash read cycles. The Flash timings referenced are 28F020-150
timings.
2. These timing specifications apply to Flash write cycles. The Flash timings referenced are 28F020-150
timings.
84
Datasheet
INTEL [ INTEL ]
