28F002BC Ver la hoja de datos (PDF) - Intel
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28F002BC Datasheet PDF : 37 Pages
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28F002BC 2-MBIT BOOT BLOCK FLASH MEMORY
E
VIH
ADDRESSES (A)
VIL
CE# (E) VIH
VIL
OE# (G)VIH
VIL
WE# (WV) IH
VIL
VOH
DATA (D/Q)
VOL
High Z
RP#(P) VIH
VIL
Device and
Address Selection
Address Stable
Data
Valid
t AVAV
t GLQX
t ELQX
t AVQV
t GLQV
t ELQV
Valid Output
t PHQV
Standby
t EHQZ
t GHQZ
t OH
High Z
0578_11
Figure 12. AC Waveforms for Read Operations
Table 9. AC Characteristics: WE#—Controlled Write Operations(1)
28F002BC-80 28F002BC-120
Symbol
Parameter
tAVAV
tPHWL
tELWL
tPHHWH
tVPWH
tAVWH
tDVWH
tWLWH
tWHDX
tWHAX
tWHEH
Write Cycle Time
RP# Setup to WE# Going Low
CE# Setup to WE# Going Low
Boot Block Lock Setup to WE#
Going High
VPP Setup to WE# Going High
Address Setup to WE# Going High
Data Setup to WE# Going High
WE# Pulse Width
Data Hold Time from WE# High
Address Hold Time from WE# High
CE# Hold Time from WE# High
Notes VCC = 5V ± 10%
100 pF
Min
Max
80
215
0
6, 8 100
VCC = 5V ± 10%
100 pF
Min
Max
120
215
0
100
Units
ns
ns
ns
ns
5, 8 100
100
ns
3
50
50
ns
4
50
50
ns
50
50
ns
4
0
0
ns
3
0
0
ns
0
0
ns
30
PRELIMINARY
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