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UPD78F0974 Datasheet(PDF) 14 Page - Renesas Technology Corp

Part # UPD78F0974
Description  MOS INTEGRATED CIRCUIT
PDF  42 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

UPD78F0974 Datasheet(HTML) 14 Page - Renesas Technology Corp

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µPD78F0974
Preliminary Product Information U12646EJ2V1PM00
2.3
Pin I/O Circuits and Recommended Connection of Unused Pins
The input/output circuit type of each pin and recommended connection of unused pins are shown in Table 2-1. For
the input/output circuit configuration of each type, see Figure 2-1.
Table 2-1. Input/Output Circuit Type of Each Pin
Pin Name
Input/output
I/O
Recommended Connection When Not Used
Circuit Type
P00/INTP0-P02/INTP2
8-A
Input/output
Independently connect to VSS through resistor.
P03 to P07
P10/ANI0 to P14/ANI4
9
Input
Independently connect to VDD or VSS through
resistor.
P20/SM11 to P23/SM14
4
Output
Leave open.
P24/SM21 to P27/SM24
P30/SM31 to P33/SM34
P34/SM41 to P37/SM44
P40/TI00 to P42/TI02
8
Input/output
Independently connect to VDD or VSS through
P43/TIO2
resistor.
P44/TIO3
P50/SCK
P51/SO
5
P52/SI
8
P53/RxD
P54/TxD
5
P60/SGOA/PCL
P61/SGO/SGOF
P81/S19/TPO
17-G
P82/S18 to P87/S13
P90/S12 to P97/S5
S0-S4
17
Output
Leave open.
COM0 to COM3
18
VLCD
––
RESET
2
Input
Connect to VDD.
SMVDD
––
SMVSS
Connect to VSS.
AVREF
AVSS
VPP
Directly connect to VSS.



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