w27c512 Winbond Electronics Corp America, w27c512 Datasheet - Page 9

• Manufacturer Part Number: w27c512
• Description: 64k X 8 Electrically Erasable Eprom
• Manufacturer: Winbond Electronics Corp America

Timing Waveforms, continued
Programming Waveform
Address
OE/Vpp
Data
CE
V
V
V
V
12.0V
V
V
V
V
IH
IH
IL
IH
IL
IH
IL
IL
T
PRT
T
DS
T
T
Address Stable
OES
AS
Data In Stable
T
PWP
T
T
AH
DH
Program
Address
Stable
T
AS
T
Data In
Stable
DS
- 9 -
Address
Stable
T
T
OEH
DH
T
AH
T
VR
V
IL
during program verify period
CE should not be toggled
T
V
Address
Valid
DV1
IL
Out
Data
Publication Release Date: November 1999
Program
Verify
T
DV2
T
OH
T
DFP
Address
Valid
T
T
ACC
T
CE
OE
Out
Data
W27C512
Read
Verify
T
OH
Revision A4