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參數(shù)資料
| 型號(hào)： | MR27V3255D |
| 廠商： | OKI SEMICONDUCTOR CO., LTD. |
| 英文描述： | 1,048,576-Double Word x 32-Bit or 2,097,152-Word x 16-Bit 8-Double Word x 32-Bit or 16-Word x 16-Bit Page Mode One Time PROM |
| 中文描述： | 1,048,576 -雙字× 32位或2097152字× 16位的8雙字× 32位或16字× 16位頁面模式一次性可編程 |
| 文件頁數(shù)： | 7/10頁 |
| 文件大?。?/td> | 56K |
| 代理商： | MR27V3255D |
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ELECTRICAL CHARACTERISTICS (Programming operation)
DC Characteristics
Input leakage current
V
PP
power supply current (Program)
V
CC
power supply current
Input "H" level
Parameter
Symbol
I
LI
I
PP2
I
CC
V
IH
V
IL
V
OH
V
OL
V
PP
V
CC
Unit
μ
A
mA
mA
V
V
V
V
V
V
10
50
80
Typ.
-
-
-
-
-
-
-
-
-
-
Condition
V
I
=V
CC
+0.5V
CE=V
IL
-
-
-
I
OH
=-400
μ
A
I
OL
=2.1mA
-
-
(Ta=25
°
C
±
5
°
C)
Max.
Min.
Input "L" level
Output "H" level
Output "L" level
Program voltage
V
CC
power supply voltage
V
CC
+0.5
0.8
-
0.45
10.0
4.1
3.0
-0.5
2.4
-
9.5
3.9
9.75
4.0
Voltage is relative to Vss
MR27V3255D
Pin Check Function
Pin Check Function is to check contact between each device-pin and each socket-lead with EPROM
programmer.
Setting up address as the following condition call the preprogrammed codes on device outputs.
A-1
0
1
(Vcc=3.3V
±
0.3V,CE=OE=V
IL
,WORD=V
IL
,Ta=25
°
C
±
5
°
C)
A0
1
0
A1
0
1
A2
1
0
A3
0
1
A4
1
0
A5
0
1
A6
1
0
A7
0
1
A8
1
0
A9 A10 A11 A12 A13 A14 A15 A16 A17 A18
VH*
1
0
1
0
VH*
0
1
0
1
Other conditions
1
0
0
1
1
0
1
0
DATA
* :VH=8V
±
0.25V
A19
0
0
1
PA20
PA19
PA18
PA17
PA16
PA15
PA14
PA13
PA12
PA11
PA10
PA9
PA8
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
AC Characteristics
Address set-up time
OE set-up time
Data set-up time
Address hold time
Parameter
Symbol
T
AS
T
OES
T
DS
T
AH
T
DH
T
OHZ
T
VS
T
PW
T
OE
T
AHO
Unit
ns
μ
s
ns
μ
s
ns
ns
μ
s
μ
s
ns
ns
-
-
-
-
-
Typ.
-
-
100
2
100
2
100
0
2
9
-
0
Condition
-
Min.
Max.
Data hold time
Output float delay from OE
V
PP
voltage set-up time
Program pulse width
Data valid from OE
Address hold from OE high
-
-
-
-
-
-
-
-
-
100
-
11
100
-
10
-
-
-
-
-
-
-
(Vcc=4.0V
±
0.1V,Vpp=9.75V
±
0.25V,Ta=25
°
C
±
5
°
C)
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