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M27C256B датащи(PDF) 17 Page - STMicroelectronics

номер детали M27C256B
подробное описание детали  256 Kbit (32Kb 횞 8) UV EPROM and OTP EPROM
PDF  24 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

M27C256B датащи(HTML) 17 Page - STMicroelectronics

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M27C256B
DC and AC parameters
17/24
)
Table 10.
Read mode AC characteristics 2(1) (2)
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.
Symbol
Alt
Parameter
Test
Condition
M27C256B
Unit
-90
-10
-12
-15/-20/-25
Min Max Min Max Min Max Min
Max
tAVQV
tACC
Address Valid to
Output Valid
E = VIL,
G = VIL
90
100
120
150
ns
tELQV
tCE
Chip Enable Low
to Output Valid
G = VIL
90
100
120
150
ns
tGLQV
tOE
Output Enable
Low to Output
Valid
E = VIL
40
50
60
65
ns
tEHQZ
(3)
3.
Sampled only, not 100% tested.
tDF
Chip Enable High
to Output Hi-Z
G = VIL
0
30
0
30
0
40
0
50
ns
tGHQZ
(3)
tDF
Output Enable
High to Output
Hi-Z
E = VIL
0
30
0
30
0
40
0
50
ns
tAXQX
tOH
Address
Transition to
Output Transition
E = VIL,
G = VIL
00
0
0
ns



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