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參數(shù)資料
| 型號： | 27C512A-12ISO |
| 廠商： | Microchip Technology Inc. |
| 英文描述： | 512K (64K x 8) CMOS EPROM |
| 中文描述： | 為512k（64K的× 8）的CMOS存儲器 |
| 文件頁數(shù)： | 3/12頁 |
| 文件大小： | 69K |
| 代理商： | 27C512A-12ISO |
1996 Microchip Technology Inc.
DS11173E-page 3
27C512A
TABLE 1-3:
READ OPERATION AC CHARACTERISTICS
FIGURE 1-1:
READ WAVEFORMS
AC Testing Waveform:
Output Load:
Input Rise and Fall Times:
Ambient Temperature:
V
1 TTL Load + 100 pF
10 ns
Commercial:
Industrial:
Extended (Automotive):
IH
= 2.4V and V
IL
= .45V; V
OH
= 2.0V and V
OL
= 0.8V
Tamb = 0C to +70C
Tamb = -40C to +85C
Tamb = -40C to +125C
Parameter
Sym
27C512-90*
27C512-10*
27C512-12
27C512-15
Units
Conditions
Min
Max
Min
Max
Min
Max
Min
Max
Address to Output
Delay
CE to Output Delay
t
ACC
—
90
—
100
—
120
—
150
ns
CE = OE/
V
PP
= V
OE/V
V
IL
CE = V
IL
t
CE
—
90
—
100
—
120
—
150
ns
PP
=
OE to Output Delay
OE to Output High
Impedance
Output Hold from
Address, CE or OE/
V
PP
, whichever
occurred first
t
OE
—
0
40
35
—
0
40
35
—
0
50
40
—
0
60
45
ns
ns
IL
t
OFF
t
OH
0
—
0
—
0
—
0
—
ns
*90/10 AC Testing Waveforms: V
Output Load: 1 TTL Load + 30 pF
IH
= 3.0V and V
IL
= 0V; V
OH
= 1.5V and V
OL
= 1.5V
Address
CE
V
IH
V
IL
V
IH
V
IL
V
IH
V
IL
OE
Outputs
O0 - O7
V
OH
V
OL
Address Valid
t
CE(2)
t
OE(2)
High Z
Valid Output
t
ACC
(1) t
OFF
is specified for OE or CE, whichever occurs first
(2) OE may be delayed up to t
CE
- t
OE
after the falling edge of CE without impact on t
CE
(3) This parameter is sampled and is not 100% tested.
High Z
t
OH
t
OFF(1,3)
Notes:
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 27C512A-12ITS | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:512K (64K x 8) CMOS EPROM |
| 27C512A-12IVS | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:512K (64K x 8) CMOS EPROM |
| 27C512A12L | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:x8 EPROM |
| 27C512A-12L | 制造商:MICROCHIP 制造商全稱:Microchip Technology 功能描述:512K (64K x 8) CMOS EPROM |
| 27C512A12P | 制造商:MICROCHIP 功能描述:New |
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