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UPD75516 Datasheet(PDF) 13 Page - NEC

Part # UPD75516
Description  4-BIT SINGLE-CHIP MICROCOMPUTER
PDF  70 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD75516 Datasheet(HTML) 13 Page - NEC

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µPD75516
4.4
RECOMMENDED CONNECTIONS OF UNUSED PINS
P00/INT4
P01/SCK0
P02/SO0/SB0
P03/SI1/SB1
P10/INT0 to P12/INT2
P13/TI0
P20/PTO0
P21
P22/PCL
P23/BUZ
P30 to P33
P40 to P43
P50 to P53
P60/KR0 to P63/KR3
P70/KR4 to P73/KR7
P80/PPO
P81/SCK1
P82/SO1
P83/SI1
P90 to P93
P100 to P103
P110 to P113
P120 to P123
P130 to P133
P140 to P143
P150/AN4 to P153/AN7
AN0 to AN3
XT1
XT2
AVREF
AVSS
IC
Pin
Recommended Connection
Connect to VSS
Connect to VSS
Connect to VSS or VDD
Connect to VSS
Connect to VSS or VDD
Input state : Connect to VSS or VDD
Ouput state : Leave open
Connect to VSS
Table 4-1 Recommended Connection of Unused Pins
Input state : Connect to VSS or VDD
Ouput state : Leave open
Leave open
Connect to VSS or VDD



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