参数资料
型号: W27C02
英文描述: EPROM
中文描述: 存储器
文件页数: 8/15页
文件大小: 184K
代理商: W27C02
W27C01
- 8 -
TIMING WAVEFORMS
AC Read Waveform
#CE
Outputs
T
High Z
High Z
Valid Output
CE
T
OE
T
ACC
T
OH
T
DF
Address
Address Valid
V
IL
V
IH
V
IH
V
IL
V
IH
V
IL
#OE
Erase Waveform
Address
SID
Device
Read
SID
A9 = 12.0V
Others = V
IL
A0 = V
IL
Data
Chip Erase
A9 = 12.0V
Erase Verify
Address
T
AS
DA
Data All One
12.0V
5V
Read Verify
Blank Check
ManRead
Stable
Address
OthA0=VIH
Others = V
IL
T
AS
T
AS
T
AHC
T
DS
T
DH
T
VPS
T
DFP
D
OUT
D
OUT
D
OUT
T
AH
T
ACC
V
IH
V
IL
V
PP
#CE
#OE
#PGM
T
CE
T
OE
T
OE
T
OES
T
OEV
T
PWE
T
CES
T
OE
V
IH
V
IL
V
IH
V
IL
= VDD
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