M27C512
Table 11. Margin Mode AC Characteristics
Symbol
t
A9HVPH
t
VPHEL
t
A10HEH
t
A10LEH
t
EXA10X
t
EXVPX
t
VPXA9X
Alt
t
AS9
t
VPS
t
AS10
t
AS10
t
AH10
t
VPH
t
AH9
Parameter
V
A9
High to V
PP
High
V
PP
High to Chip Enable Low
V
A10
High to Chip Enable High (Set)
V
A10
Low to Chip Enable High (Reset)
Chip Enable Transition to V
A10
Transition
Chip Enable Transition to V
PP
Transition
V
PP
Transition to V
A9
Transition
Test Condition
(1,2)
Min
2
2
1
1
1
2
2
Max
Unit
µs
µs
µs
µs
µs
µs
µs
Note: 1. T
A
= 25 °C; V
CC
= 6.25V ± 0.25V; V
PP
= 12.75V ± 0.25V
2. V
CC
must be applied simultaneously with or before V
PP
and removed simultaneously or after V
PP.
Figure 10. Margin Mode AC Waveforms
VCC
A8
A9
tA9HVPH
GVPP
tVPHEL
E
tA10HEH
A10 Set
tEXA10X
tEXVPX
tVPXA9X
A10 Reset
tA10LEH
AI00736B
Note: A8 High level = 5V; A9 High level = 12V.
14/22
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