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UPD75P218KB Datasheet(PDF) 8 Page - NEC

Part # UPD75P218KB
Description  4-BIT SINGLE-CHIP MICROCOMPUTER
PDF  36 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD75P218KB Datasheet(HTML) 8 Page - NEC

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8
µPD75P218
1.4
PROCESSING OF UNUSED PINS
Table 1-2 Recommended Connection of Unused Pins
Pin name
P00/INT4
P01/SCK
P02/SO
P03/SI
P10/INT0/VPP
P11/INT1, P12/INT2
P13/T10
P20 - P22
P23/BUZ
P30/MD0 - P33/MD3
P40 - P43
P50 - P53
P60 - P63
PPO
S0 - S9
T15/S10, T14/S11
T0 - T9
T10/S15/PH3 - T13/S12/PH0
XT1
XT2
VLOAD when no on-chip load resistor
Recommended connection
Connect to VSS
Connect to VSS or VDD
Connect to VSS
Input state: Connect to VSS or VDD
Output state: Open
Open
Connect to VSS or VDD
Open
Connect to VSS or VDD



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