UPD16662 View Datasheet(PDF) - NEC => Renesas Technology
Part Name
Description
Manufacturer
UPD16662 Datasheet PDF : 36 Pages
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µPD16662
2. 8 bit data bus (BMODE = H)
Addresses proceed as →
shown on right.
D0 to D7
00000H
00001H
00002H
:
:
:
/CS
/OE
/WE
MODE
I/ O
D0 to D7
D8 to D15
H
X
X
Not Selected
Hi-Z
Note
L
L
H
Read
Dout
Note
L
H
L
Write
Din
Note
L
H
H
Output disable
Hi-Z
Note
Remark X : Don’t Care
Hi-Z : High impedance
Note Use D8 - D15 and /UBE to open or connect to the GND because they are internally pulled down when
BMODE = H.
7
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