UPD78F4046GC-3B9 NEC, UPD78F4046GC-3B9 Datasheet - Page 27

• Manufacturer Part Number: UPD78F4046GC-3B9
• Description: 16-BIT SINGLE-CHIP MICROCONTROLLER
• Manufacturer: NEC

Read Operation (8 bits)
AD8 to AD15
AD0 to AD7
(Output)
(Output)
(Output)
(Input)
(CLK)
ASTB
WAIT
(I/O)
RD
Hi-Z
t
CYK
t
Lower address (output)
WSTH
t
SAST
t
t
DAWT
DAR
t
t
DSTR
DRWT
t
t
Data Sheet U11447EJ2V0DS00
DSTWT
HSTA
t
DAID
t
DSTWTH
t
HSTWT
Higher address
t
t
t
HRWT
DRWTH
FRA
t
Hi-Z
DRID
t
WRL
Data (input)
t
DRA
Hi-Z
t
HRID
Lower address (output)
PD78F4046
Higher address
27
Hi-Z