HD404374 Datasheet, PDF(145/161 Page) Renesas Technology Corp – Low-Voltage AS Microcomputers with On-Chip A/D Converter

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HD404374 Datasheet, PDF (145/161 Pages) Renesas Technology Corp – Low-Voltage AS Microcomputers with On-Chip A/D Converter

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HD404374/HD404384/HD404389/HD404082/HD404084 Series

tSCKf

VCCâ0.5V(0.9VCC)*

0.4V(0.1VCC)*

tSCKL

tScyc

tSCKr

tSCKH

tDSO

SO

VCCâ0.5V

0.4V

tSSI

tHSI

SI

0.9VCC

0.1VCC

Note : VCCâ0.5V and 0.4V are the voltages during serial clock output.

0.9 VCC and 0.1 VCC are the voltages during serial clock input.

Figure 82 Serial Interface Timing

Test point

C=30pF

VCC

RL=2.6kÂ½

R=12kÂ½

1S2074(H)

or equivalent

Figure 83 Timing Load Circuit

Rev.5.00, Sep.11.2003, page 145 of 161

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