UPD75216ACW

Manufacturer Part NumberUPD75216ACW
Description4-BIT SINGLE-CHIP MICROCOMPUTER
ManufacturerNEC
UPD75216ACW datasheet
 


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Page 12/72:

UNUSED PINS TREATMENT

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3.4

UNUSED PINS TREATMENT

Pin
P00/INT4
P01/SCK
P02/SO
P03/SI
P10/INT0 to P12/INT2
P13/TI0
P20 to P22
P23/BUZ
P30 to P33
P40 to P43
P50 to P53
P60 to P63
PPO
S0 to S9
T15/S10 to T14/S11
T0 to T9
T10/S15/PH3 to T13/S12/PH0
XT1
XT2
RESET when there is an on-
chip power-on reset circuit
V
when there is no on-
LOAD
chip load resistor
12
Recommended Connection
Connect to V
SS
Connect to V
or V
SS
DD
Connect to V
SS
Input state : Connect to V
or V
SS
DD
Ouput state : Leave open
Leave open
Connect to V
or V
SS
DD
Leave open
Connect to V
DD
Connect to V
or V
SS
DD
PD75216A