9

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.

LCK

OE

Q11

Q10

Q9

Q8

Q7

Q6

Q5

Q4

Q3

Q2

Q1

Q0

CLOCK

DATA

Note 1)

indicates unstable output.

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

D11

D10

D8

D7

D6

D5

D4

D3

D2

D1

D0

D9

Fig.4 Operation timing chart