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參數資料
| 型號： | 27C256-20IVS |
| 廠商： | Microchip Technology Inc. |
| 英文描述： | 256K (32K x 8) CMOS EPROM |
| 中文描述： | 256K（32K的× 8）的CMOS存儲器 |
| 文件頁數： | 3/12頁 |
| 文件大?。?/td> | 182K |
| 代理商： | 27C256-20IVS |
Absolute Maximum Ratings
(Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales
Office/Distributors for availability and specifications.
Storage Temperature
b
65
§
C to
a
150
§
C
All Input Voltages except A9 with
Respect to Ground
b
0.6V to
a
7V
V
PP
and A9 with Respect
to Ground
b
0.7V to
a
14V
V
CC
Supply Voltage with
Respect to Ground
b
0.6V to
a
7V
ESD Protection
l
2000V
All Output Voltages with
Respect to Ground
V
CC
a
1.0V to GND
b
0.6V
Operating Range
Range
Temperature
V
CC
Comm’l
0
§
C to
a
70
§
C
b
40
§
C to
a
85
§
C
b
55
§
C to
a
125
§
C
a
5V
g
10%
Industrial
a
5V
g
10%
Military
a
5V
g
10%
Read Operation
DC Electrical Characteristics
Over Operating Range with V
PP
e
V
CC
Symbol
Parameter
Test Conditions
Min
Max
Units
V
IL
Input Low Level
b
0.5
0.8
V
V
IH
Input High Level
2.0
V
CC
a
1
V
V
OL
Output Low Voltage
I
OL
e
2.1 mA
0.4
V
V
OH
Output High Voltage
I
OH
e b
2.5 mA
3.5
V
I
SB1
(Note 11)
V
CC
Standby Current
(CMOS)
CE
e
V
CC
g
0.3V
100
m
A
I
SB2
V
CC
Standby Current (TTL)
CE
e
V
IH
1
mA
I
CC1
V
CC
Active Current
TTL Inputs
CE
e
OE
e
V
IL
, f
e
5 MHz
Inputs
e
V
IH
or V
IL
, I/O
e
0 mA
35
mA
I
PP
V
PP
Supply Current
V
PP
e
V
CC
10
m
A
V
PP
V
PP
Read Voltage
V
CC
b
0.7
V
CC
V
I
LI
Input Load Current
V
IN
e
5.5V or GND
b
1
1
m
A
I
LO
Output Leakage Current
V
OUT
e
5.5V or GND
b
10
10
m
A
AC Electrical Characteristics
Over Operating Range with V
PP
e
V
CC
Symbol
Parameter
100
120
150
200
Units
Min
Max
Min
Max
Min
Max
Min
Max
t
ACC
Address to Output Delay
100
120
150
200
ns
t
CE
CE to Output Delay
100
120
150
200
t
OE
OE to Output Delay
50
50
50
50
t
DF
(Note 2)
Output Disable to
Output Float
30
35
45
55
t
OH
(Note 2)
Output Hold from Addresses,
CE or OE,
Whichever Occurred First
0
0
0
0
3
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| 27C4000-10 | 4M-BIT [512K x8] CMOS EPROM |
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| 27C4000-15 | 4M-BIT [512K x8] CMOS EPROM |
相關代理商/技術參數 |
參數描述 |
|---|---|
| 27C25620JM | 制造商:AUSTIN SEMICONDUCTOR 功能描述: |
| 27C256-20L | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:256K (32K x 8) CMOS EPROM |
| 27C256-20N | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:256K-bit CMOS EPROM (32K x 8) |
| 27C256-20P | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:256K (32K x 8) CMOS EPROM |
| 27C256-20SO | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:256K (32K x 8) CMOS EPROM |
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