W27E512 Datasheet, PDF (8/16 Pages) Winbond – 64K X 8 ELECTRICALLY ERASABLE EPROM

TIMING WAVEFORMS
AC Read Waveform
VIH
Address
VIL
VIH
CE _VIL
VIH
OE/Vpp
VIL
Outputs
High Z
Address Valid
TCE
TOE
TACC
W27E512
TDF
TOH
Valid Output
High Z
Erase Waveform
Read
Read
Company _Device
SID
SID
A9=12.0V
Chip Erase
A9= 14.0V
Erase Verify
Blank Check
Read Verify
Address ^VIH
V_IL
Data
Vcc ^5V
14.0V
V_IH
OE/Vpp _VIL
VIH
CE _VIL
Others=V_IL
A0=V _IL A0=VIH
Others=VIL
TACC T_ACC
DA
08
Others=V _IL
T_AS
T_AHC
Data All One
Address Valid
T_{ACV=250 nS}
D_OUT
Address Valid
TACV=250 nS
D_OUT
Address Valid
TACC
D_OUT
T_DS
T_OES
TOE
TOE
TCE
TPRT
T_VS
T_{DH TVCS}
3.75V
TOEV=150 nS
V_IH
TOEH
Always=V IL
VIH
TOE
TPWE
T_VR
Address Valid
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