參數(shù)資料
型號(hào): BM29F400T-90TC
英文描述: x8/x16 Flash EEPROM
中文描述: x8/x16閃存EEPROM
文件頁(yè)數(shù): 27/37頁(yè)
文件大小: 265K
代理商: BM29F400T-90TC
BRIGHT
Microelectronics
Inc.
BM29F400T/BM29F400B
A Winbond Company
- 27 -
Publication Release Date: December 1999
Revision A2
Switching Waveforms, continued
CE
OE
WE
Data
5.0V
V
CC
GND
t
CH
t
OE
t
DF
t
OH
t
OEH
t
CE
t
WHWH 1 or 2
t
OE
High
Z
DQ0-DQ7
Valid Data
DQ0-DQ6=Invalid
DQ7
DQ7=Valid Data
DQ0-DQ6
DQ7
Figure 11. AC Waveforms for Data Polling during Internal Algorithm Operations
Note: DQ7 = Valid Data (The device has completed the internal program or erase operation.)
CE
OE
WE
Data
5.0V
V
GND
Data
(DQ0-DQ7)
DQ6=Toggle
DQ6=Toggle
DQ6=
Stop Toggling
DQ0-DQ7
Valid
t
OE
t
OES
t
OEH
Figure 12 AC Waveforms for Toggle Bit during Internal Algorithm Operation
Note:
DQ6 stops toggling (The device has completed the internal program or erase operation.)
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