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Компоненты Описание
M27C64A-25F1 Просмотр технического описания (PDF) - STMicroelectronics
Номер в каталоге
Компоненты Описание
производитель
M27C64A-25F1
64 Kbit (8Kb x8) UV EPROM and OTP EPROM
STMicroelectronics
M27C64A-25F1 Datasheet PDF : 22 Pages
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M27C64A
Device operation
Table 2. Operating Modes
(1)
Mode
E
G
P
A9
Read
V
IL
V
IL
V
IH
X
Output Disable
Program
V
IL
V
IH
V
IH
X
V
IL
X
V
IL
Pulse
X
Verify
V
IL
V
IL
V
IH
X
Program Inhibit
V
IH
X
X
X
Standby
V
IH
X
X
X
Electronic Signature
V
IL
V
IL
V
IH
V
ID
1. X = V
IH
or V
IL
, V
ID
= 12V ± 0.5V.
Table 3. Electronic Signature
Identifier
A0 Q7 Q6 Q5 Q4 Q3 Q2
Manufacturer’s
Code
Device Code
V
IL
1
0
0
1
1
0
V
IH
0
0
0
0
1
0
V
PP
Q70-Q0
V
CC
Data Out
V
CC
Hi-Z
V
PP
Data Input
V
PP
Data Output
V
PP
Hi-Z
V
CC
Hi-Z
V
CC
Codes
Q1 Q0 Hex Data
1
1
9Bh
0
0
08h
11/22
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