M28C64C-150N6 데이터 시트보기 (PDF) - STMicroelectronics
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M28C64C-150N6 Datasheet PDF : 15 Pages
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M28C64C, M28C64X
Table 8. Read Mode AC Characteristics
(TA = 0 to 70°C or –40 to 85°C, VCC = 4.5V to 5.5V)
Symbol Alt
Parameter
Test Condition
tAVQV
tACC
Address Valid to
Output Valid
E = VIL, G = VIL
tELQV
tCE
Chip Enable Low to
Output Valid
G = VIL
tGLQV
tOE
Output Enable Low to
Output Valid
E = VIL
tEHQZ (1)
tDF
Chip Enable High to
Output Hi-Z
G = VIL
tGHQZ (1)
tDF
Output Enable High to
Output Hi-Z
E = VIL
tAXQX
tOH
Address Transition to
Output Transition
E = VIL, G = VIL
Note: 1. Output Hi-Z is defined as the point at which data is no longer driven.
-150
min max
150
150
75
0 50
0 50
0
M28C64C
-200
min max
200
200
100
0 60
0 60
0
-250
min max
250
250
110
0 65
0 65
0
Unit
ns
ns
ns
ns
ns
ns
Figure 7. Read Mode AC Waveforms
A0-A12
E
G
DQ0-DQ7
Note: Write Enable (W) = High
tAVQV
VALID
tAXQX
tGLQV
tEHQZ
tELQV
DATA OUT
tGHQZ
Hi-Z
AI00749B
6/15
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