HA13568AT データシートの表示（PDF） - Hitachi -> Renesas Electronics

部品番号

コンポーネント説明

メーカー

HA13568AT

CD-ROM Combo Driver

Hitachi -> Renesas Electronics 

HA13568AT

Timing Chart

1. Start-up

CE

0

Tc2

CT2

0

+

Output

current 0

(U phase)

−

+

Output

current 0

(V phase)

−

+

Output

current 0

(W phase)

−

PHASE 0

B-EMF

Mask period

Synchronous mode

Note: Tc2 is as follows.

Tc2 =

8 (Vhct2 − Vlct2) Rt Ct2

Vrt

Where, Vhct2 : CT2 pin high voltage (See electrical characteristics)

Vlct2 : CT2 pin low voltage (See electrical characteristics)

Vhct2

Vlct2

B-EMF mode

6

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