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參數(shù)資料
| 型號： | 29C040 |
| 廠商： | Atmel Corp. |
| 英文描述： | 4-Megabit 512K x 8 5-volt Only 256-Byte Sector CMOS Flash Memory |
| 中文描述： | 4兆位為512k × 8 5伏只有256字節(jié)的扇區(qū)的CMOS閃存 |
| 文件頁數(shù)： | 9/11頁 |
| 文件大?。?/td> | 234K |
| 代理商： | 29C040 |
2. Beginning and ending state of I/O6 will vary.
3. Any address location may be used but the address
should not vary.
Toggle Bit Characteristics
(1)
Symbol
Parameter
Min
Typ
Max
Units
t
DH
t
OEH
t
OE
t
OEHP
t
WR
Notes: 1. These parameters are characterized and not 100% tested.
2. See t
OE
spec in AC Read Characteristics.
Toggle Bit Waveforms
(1, 2, 3)
Data Hold Time
10
ns
OE Hold Time
OE to Output Delay
(2)
10
ns
ns
OE High Pulse
150
ns
Write Recovery Time
0
ns
Data Polling Characteristics
(1)
Symbol
Parameter
Min
Typ
Max
Units
t
DH
t
OEH
t
OE
t
WR
Data Hold Time
10
ns
OE Hold Time
OE to Output Delay
(2)
10
ns
ns
Write Recovery Time
0
ns
Notes: 1. These parameters are characterized and not 100% tested.
2. See t
OE
spec in AC Read Characteristics.
Data Polling Waveforms
Notes: 1. Toggling either OE or CE or both OE and CE will
operate toggle bit. The t
OEHP
specification must be
met by the toggling input(s).
AT29C040A
9
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