BU2090 Datasheet, PDF(9/12 Page) Rohm – 12-bit, serial IN, parallel OUT driver

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BU2090 Datasheet, PDF (9/12 Pages) Rohm – 12-bit, serial IN, parallel OUT driver

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Standard ICs

BU2090 / BU2090F / BU2090FS /

BU2092 / BU2092F / BU2092FV

For the BU2092 / F / FV

The content of the 12-bit shift register is stored in the 12-bit storage register at the rising edge of LCK, and is output

to the corresponding Q0 to Q11. When OE is HIGH, regardless of the content of the storage register, the output FET

turns OFF and enters a HIGH (discontinuous) state.

CLOCK

DATA

LCK

Q11

Q10

D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0

Note 1)

indicates unstable output.

Note 2) Pull-up resistance is connected to the output pin.

Fig.4 Operation timing chart

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