w78e54 Winbond Electronics Corp America, w78e54 Datasheet - Page 19

• Manufacturer Part Number: w78e54
• Description: 8-bit Microcontroller
• Manufacturer: Winbond Electronics Corp America

Timing Waveforms, continued
Program Operation
(OECTRL)
(A15... A0)
(A7... A0)
P2, P1
P3.7
(OE)
P3.6
(CE)
P3.3
Vpp
P0
V
V
V
V
V
V
V
V
V
V
Vcp
V
IH
IH
IL
IH
IL
IH
IL
IH
IL
IL
IH
T
T
T
VPS
AS
DS
Program
Data In
T
PWP
Address Stable
T
DH
T
OCS
T
OES
Program
Verify
T
- 19 -
OCH
T
OEV
D
T
OUT
AH
T
DFP
Publication Release Date: November 1997
Address Valid
Read Verify
Data Out
W78E54
Revision A2