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| 型號： | 29F400B-90PC |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 4MEGABIT (512K x 8/ 256K x 16) 5VOLT SECTOR ERASE CMOS FLASH MEMORY |
| 中文描述： | 4MEGABIT（為512k × 8 / 256K × 16）5VOLT扇區(qū)擦除的CMOS閃存 |
| 文件頁數(shù)： | 27/38頁 |
| 文件大?。?/td> | 240K |
| 代理商： | 29F400B-90PC |
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BRIGHT Preliminary BM29F400T/BM29F400B
Microelectronics
Inc.
A Winbond Company
Publication Release Date: May 1999
- 27 -
Revision A1
Switching Waveforms, continued
Address
CE
OE
WE
Data
t
WC
5555H
PA
PA
/Data Polling
A0H
PD
DQ7
D
t
AH
t
AS
t
GHWL
t
WP
t
WPH
t
CS
t
DS
t
WHWH1
t
DH
OUT
5.0V
V
CC
GND
Figure 9. AC Waveforms Program Operations
Notes:
1. PA is address of the memory location to be programmed.
2. PD is data to be programmed at BYTE address.
3. /DQ7 is the output of the complement of the data written to the device.
4. D
is the output of the data written to the device.
5. Figure indicates last two bus cycles of four bus cycle sequence.
6. These waveforms are for 16-bit mode.
Address
CE
OE
WE
Data
5.0V
V
CC
GND
t
VCS
t
DS
t
DH
t
CS
t
WPH
t
WP
t
GHWL
t
AS
t
AH
5555H
5555H
2AAAH
5555H
2AAAH
SA
AAH
55H
80H
AAH
55H
10H/30H
Figure 10. AC Waveforms Chip/Sector Erase Operations
Notes:
1. SA is the sector address for Sector Erase. Address = X = Don't Care for Chip Erase.
2. These waveforms are for 16-bit mode.
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| 29F400B-90PI | 4MEGABIT (512K x 8/ 256K x 16) 5VOLT SECTOR ERASE CMOS FLASH MEMORY |
| 29F400B-90TC | 4MEGABIT (512K x 8/ 256K x 16) 5VOLT SECTOR ERASE CMOS FLASH MEMORY |
| 29F400B-90TI | 4MEGABIT (512K x 8/ 256K x 16) 5VOLT SECTOR ERASE CMOS FLASH MEMORY |
| 29F400T-12PC | 4MEGABIT (512K x 8/ 256K x 16) 5VOLT SECTOR ERASE CMOS FLASH MEMORY |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 29F400B-90PI | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4MEGABIT (512K x 8/ 256K x 16) 5VOLT SECTOR ERASE CMOS FLASH MEMORY |
| 29F400B-90TC | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4MEGABIT (512K x 8/ 256K x 16) 5VOLT SECTOR ERASE CMOS FLASH MEMORY |
| 29F400B-90TI | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4MEGABIT (512K x 8/ 256K x 16) 5VOLT SECTOR ERASE CMOS FLASH MEMORY |
| 29F400BB | 制造商: 功能描述: 制造商:undefined 功能描述: |
| 29F400BT-70EC | 制造商: 功能描述: 制造商:undefined 功能描述: |
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