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UPD75068GBA データシートの表示(PDF) - NEC => Renesas Technology
部品番号
コンポーネント説明
メーカー
UPD75068GBA
4-BIT SINGLE-CHIP MICROCOMPUTER
NEC => Renesas Technology
UPD75068GBA Datasheet PDF : 68 Pages
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µ
PD75064, 75066, 75068, 75064(A), 75066(A), 75068(A)
3.5 Handling Unused Pins
Table 3-1. Handling Unused Pins
Pin
Recommended connection
P00/INT4
Connect to V
SS
.
P01/SCK
Connect to V
SS
or V
DD
.
P02/SO/SB0
P03/SI/SB1
P10/INT0-P12/INT2
Connect to V
SS
.
P13/TI0
P20/PTO0
Input state: Connect to V
SS
or V
DD
.
P21
Output state: Open
P22/PCL
P23/BUZ
P30-P33
P40-P43
P50-53
P60/KR0/AN4-P63/KR3/AN7
P110/AN0-P113/AN3
Connect to V
SS
or V
DD
.
AV
REF
Connect to V
SS
.
AV
SS
XT1
Connect to V
SS
or V
DD
.
XT2
Open
IC
Directly connect to V
DD
.
13
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