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HD6433044 Datasheet, PDF (631/867 Pages) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer
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VCC 5.0 V
12 V
VPP 5.0 V
tVPS
Address
Auto-erase setup
Auto-erase and status polling
tVPH
CE
tCEH
tCES
OE
tCES
tCWC
tOEPS
tOEWS
WE
tWEP
tCES
tCEH
tWEH
tWEP
tAET
tDS
tDH
tDS
tDH
tSPA
tDF
I/O 7
Command
in
Command
in
Status polling
I/O0 to I/O6
Command
in
Command
in
Figure 18-25 Auto-Erase Timing
VCC 5.0 V
12 V
VPP 5.0 V
Program setup
tVPS
Address
CE
Valid address
tAS
tAH
OE
WE
I/O 7
tCES
tWEP
tOEWS
tCWC
tCEH
tCEH
tCES
tWEP
tWEH
tDS
tDH
tDS
tDH
Command
in
Data
in
Program
Program-verify
tVPH
tPPW
tCES
tWEP
tCEH
tOERS
tDH
tDS
Command
in
tVA
tDF
Valid data
out
I/O 0 to I/O 6
Command
in
Data
in
Command
in
Valid data
out
Note: Program-verify data output values may be intermediate between 1 and 0 if programming is insufficient.
Figure 18-26 High-Speed, High-Reliability Programming Timing
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