M27C256B-2B6TR View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
M27C256B-2B6TR Datasheet PDF : 24 Pages
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M27C256B
DC and AC parameters
)
Table 10.
Read mode AC characteristics 2(1) (2)
Symbol Alt
Parameter
M27C256B
Test
Condition
-90
-10
-12 -15/-20/-25 Unit
Min Max Min Max Min Max Min Max
tAVQV
tELQV
tACC
Address Valid to
Output Valid
tCE
Chip Enable Low
to Output Valid
E = VIL,
G = VIL
G = VIL
90
100
120
150 ns
90
100
120
150 ns
tGLQV
Output Enable
tOE Low to Output
Valid
E = VIL
40
50
60
65 ns
tEHQZ(3)
tDF
Chip Enable High
to Output Hi-Z
G = VIL
0 30 0 30 0 40
0
50 ns
Output Enable
tGHQZ(3) tDF High to Output
Hi-Z
E = VIL 0 30 0 30 0 40 0 50 ns
tAXQX
Address
tOH Transition to
Output Transition
E = VIL,
G = VIL
0
0
0
0
ns
1. TA = 0 to 70°C, –40 to 85°C, –40 to 105°C or –40 to 125°C; VCC = 5V ± 5% or 5V ± 10%; VPP = VCC
2. VCC must be applied simultaneously with or before VPP and removed simultaneously or after VPP.
3. Sampled only, not 100% tested.
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