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| 型號(hào)： | EN29LV040A |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 4 Megabit (512K x 8-bit ) Uniform Sector, CMOS 3.0 Volt-only Flash Memory |
| 中文描述： | 4兆位（為512k × 8位）統(tǒng)一部門(mén)，3.0伏的CMOS只閃存 |
| 文件頁(yè)數(shù)： | 22/35頁(yè) |
| 文件大?。?/td> | 257K |
| 代理商： | EN29LV040A |
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This Data Sheet may be revised by subsequent versions 2003 Eon Silicon Solution, Inc., www.essi.com.tw
or modifications due to changes in technical specifications.
Rev. A, Issue Date: 2005/08/16
EN29LV040A
Table 8. AC CHARACTERISTICS
Read-only Operations Characteristics
Parameter
Symbols
JEDEC
Standard
t
AVAV
t
RC
Read Cycle Time
Speed Options
Description
Test
Setup
-45R
45
-55R
55
-70
70
-90
90
Unit
ns
Min
t
AVQV
t
ACC
Address to Output Delay
CE
= V
IL
OE
=
V
IL
OE
= V
IL
Max
45
55
70
90
ns
t
ELQV
t
CE
Chip Enable To Output Delay
Max
45
55
70
90
ns
t
GLQV
t
OE
Output Enable to Output Delay
Max
25
30
30
35
ns
t
EHQZ
t
DF
Chip Enable to Output High Z
Max
10
15
20
20
ns
t
GHQZ
t
DF
Output Enable to Output High Z
Max
10
15
20
20
ns
t
AXQX
t
OH
Output Hold Time from
Addresses,
CE
or
OE
,
whichever occurs first
Min
0
0
0
0
ns
Notes:
For -45R,-55R,70 Vcc = 3.0V ± 5%
For all others:
Output Load : 1 TTL gate and 30pF
Input Rise and Fall Times: 5ns
Input Rise Levels: 0.0 V to Vcc
Timing Measurement Reference Level, Input and Output: 1.5 V
Vcc = 3.0V ± 5%
Output Load: 1 TTL gate and 100 pF
Input Rise and Fall Times: 5 ns
Input Pulse Levels: 0.0 V to Vcc
Timing Measurement Reference Level, Input and Output: 1.5 V
Figure 5. AC Waveforms for READ Operations
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