HD6433640 HITACHI [Hitachi Semiconductor], HD6433640 Datasheet - Page 170

• Manufacturer Part Number: HD6433640
• Description: H8/3644 Series Hardware Manual
• Manufacturer: HITACHI [Hitachi Semiconductor]

Note: Program-verify data output values maybe intermediate between 1 and 0 if programming is
V
V
Address
CE
OE
WE
I/O7
I/O0 to I/O6
CC
PP
5.0 V
12 V
5.0 V
insufficient.
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OEWS
Figure 6.23 High-Speed, High-Reliability Programming Timing
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t
DS
VPS
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CES
t
WEP
Command
Command
Program setup
input
input
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CEH
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t
CWC
t
DH
WEH
t
CES
t
Valid address
AS
t
DS
t
WEP
Command
Command
input
input
t
CEH
t
AH
t
DH
t
PPW
Program
t
CES
t
DS
t
WEP
Command
Command
input
input
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t
OERS
CEH
t
DH
Program-verify
t
VA
Valid data
Valid data
output
output
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VPH
t
DF
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