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UPD784224YGK Datasheet(PDF) 9 Page - NEC

Part # UPD784224YGK
Description  16/8-BIT SINGLE-CHIP MICROCONTROLLERS
Download  92 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD784224YGK Datasheet(HTML) 9 Page - NEC

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9
µPD784224, 784225, 784224Y, 784225Y
Data Sheet U12376EJ1V0DS00
3. PIN CONFIGURATION (Top View)
• 80-pin plastic QFP (14
× 14 mm)
µPD784224GC-×××-8BT, µPD784224YGC-×××-8BT,
µPD784225GC-×××-8BT, µPD784225YGC-×××-8BT
• 80-pin plastic TQFP (fine pitch) (12
× 12 mm)
µPD784224GK-×××-BE9, µPD784224YGK-×××-BE9,
µPD784225GK-×××-BE9, µPD784225YGK-×××-BE9
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80
P15/ANI5
P16/ANI6
P17/ANI7
AVSS
P130/ANO0
P131/ANO1
AVREF1
P70/SI2/RxD2
P71/SO2/TxD2
P72/SCK2/ASCK2
P20/SI1/RxD1
P21/SO1/TxD1
P22/SCK1/ASCK1
P23/PCL
P24/BUZ
P25/SI0/SDA0Note 1
P26/SO0
P27/SCK0/SCL0Note 1
P40/AD0
P41/AD1
RESET
P127/RTP7
P126/RTP6
P125/RTP5
P124/RTP4
P123/RTP3
P122/RPT2
P121/RTP1
P120/RTP0
P37/EXA
P36/TI01
P35/TI00
P34/TI2
P33/TI1
P32/TO2
P31/TO1
P30/TO0
P67/ASTB
P66/WAIT
P65/WR
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Notes 1. The SCL0 and SDA0 pins are available in
µPD784225Y Subseries only.
2. Connect the TEST pin to VSS0 directly or via a pull-down resistor. For the pull-down connection, use
of a resistor with a resistance ranging from 470
Ω to 10 kΩ is recommended.
Caution Connect the AVSS pin to VSS0.
Remark When using in applications where noise from inside the microcomputer has to be reduced, it is
recommended to take countermeasures against noise such as supplying power to VDD0 and VDD1
independently, and connecting VSS0 and VSS1 to different ground lines.


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