PS395 데이터 시트보기 (PDF) - Pericom Semiconductor

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PS395

Precision 8-Ch. 17V, SPST Switch w/8-Bit Serial Decoded Control

Pericom Semiconductor 

PS395

Precision 8-Ch. 17V, SPST Switch

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Serial-Interface Truth Table

Data Bits

RS

D7 D6 D5 D4 D3 D2 D1 D0

Function

0

X X X X X X X X All switches open, D7–D0 = 0

1

0 X X X X X X X Switches 7 open (off)

1

1 X X X X X X X Switches 7 closed (on)

1

X 0 X X X X X X Switches 6 open (off)

1

X 1 X X X X X X Switches 6 closed (on)

1

0 X 0 X X X X X Switches 5 open (off)

1

1 X 1 X X X X X Switches 5 closed (on)

1

X X X 0 X X X X Switches 4 open (off)

1

X X X 1 X X X X Switches 4 closed (on)

1

X X X X 0 X X X Switches 3 open (off)

1

X X X X 1 X X X Switches 3 closed (on)

1

X X X X X 0 X X Switches 2 open (off)

1

X X X X X 1 X X Switches 2 closed (on)

1

X X X X X X 0 X Switches 1 open (off)

1

X X X X X X 1 X Switches 1 closed (on)

1

X X X X X X X 0 Switches 0 open (off)

1

X X X X X X X 1 Switches 0 closed (on)

SPDT Truth Table

Data Bits

RS

D7 D6 D5 D4 D3 D2 D1 D0

Function

0

X X X X X X X X All switches open, D7–D0 = 0

1

0 1 X X X X X X Switch 7 off and 6 on

1

1 0 X X X X X X Switch 6 off and 7 on

1

X X 0 1 X X X X Switch 5 off and 4 on

1

X X 1 0 X X X X Switch 4 off and 5 on

1

X X X X 0 1 X X Switch 3 off and 2 on

1

X X X X 1 0 X X Switch 2 off and 3 on

1

X X X X X X 0 1 Switch 1 off and 0 on

1

X X X X X X 1 0 Switch 0 off and 1 on

2

PS8462 02/22/00

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