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参数资料
| 型号： | AT29C256 |
| 厂商： | Atmel Corp. |
| 英文描述： | 256K 32K x 8 5-volt Only CMOS Flash Memory |
| 中文描述： | 256K 32K的× 8 5伏只有闪存的CMOS |
| 文件页数： | 6/17页 |
| 文件大小： | 343K |
| 代理商： | AT29C256 |
6
AT29C256
0046P–FLASH–10/04
AC Read Waveforms
(1)(2)(3)(4)
Notes:
1. CE may be delayed up to t
ACC
- t
CE
after the address transition without impact on t
ACC
.
2. OE may be delayed up to t
CE
- t
OE
after the falling edge of CE without impact on t
CE
or by t
ACC
- t
OE
after an address change
without impact on t
ACC
.
3. t
DF
is specified from OE or CE whichever occurs first (CL = 5 pF).
4. This parameter is characterized and is not 100% tested.
AC Read Characteristics
Symbol
Parameter
AT29C256-70
AT29C256-90
AT29C256-12
AT29C256-15
Units
Min
Max
Min
Max
Min
Max
Min
Max
t
ACC
Address to Output Delay
70
90
120
150
ns
t
CE
(1)
CE to Output Delay
70
90
120
150
ns
t
OE
(2)
OE to Output Delay
0
40
0
40
0
50
0
70
ns
t
DF
(3)(4)
CE or OE to Output Float
0
25
0
25
0
30
0
40
ns
t
OH
Output Hold from OE, CE or Address,
whichever occurred first
0
0
0
0
ns
Note:
Not recommended for New Designs.
相关PDF资料 |
PDF描述 |
|---|---|
| AT29C256-12 | High Speed CMOS Logic 8-Bit Shift Register with Input Storage 16-PDIP -55 to 125 |
| AT29C256-12JC | High Speed CMOS Logic 8-Bit Shift Register with Input Storage 16-PDIP -55 to 125 |
| AT29C256-12JI | High Speed CMOS Logic 8-Bit Shift Register with Input Storage 16-SOIC -55 to 125 |
| AT29C256-70TI | High Speed CMOS Logic 4-by-4 Register File 16-SOIC -55 to 125 |
| AT29C256-90JC | High Speed CMOS Logic 4-by-4 Register File 16-SOIC -55 to 125 |
相关代理商/技术参数 |
参数描述 |
|---|---|
| AT29C256-12 | 制造商:ATMEL 制造商全称:ATMEL Corporation 功能描述:256K 32K x 8 5-volt Only CMOS Flash Memory |
| AT29C256-12DC | 制造商:未知厂家 制造商全称:未知厂家 功能描述:x8 Flash EEPROM |
| AT29C256-12DI | 制造商:未知厂家 制造商全称:未知厂家 功能描述:x8 Flash EEPROM |
| AT29C256-12DM | 制造商:未知厂家 制造商全称:未知厂家 功能描述:x8 Flash EEPROM |
| AT29C256-12DM/883 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:x8 Flash EEPROM |
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