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部品番号
コンポーネント説明
BA7755AF データシートの表示(PDF) - ROHM Semiconductor
部品番号
コンポーネント説明
メーカー
BA7755AF
High-voltage audio head selection switch
ROHM Semiconductor
BA7755AF Datasheet PDF : 4 Pages
1
2
3
4
Video ICs
•
Switch control methods
(1) Control with pins 4 and 5
BA7755A
1
2
3
4
5
Head
SW1
SW2
5V
V
CC
R
Fig. 1
(2) Control with pin 4 only
BA7755A
1
2
3
4
5
Head
V
CC
SW1
R
5V
Fig. 2
(3) When used with the BA7751ALS
BA7755A
1
2
3
4
5
Head
V
CC
17
BA7751ALS
20
REC / EE
Fig. 3
BA7755A / BA7755AF
SW1
OFF
ON
SW2
OFF
ON
OFF
ON
Between pins 2 and 3
High impedance
Low impedance
High impedance
High impedance
R
Լ
V
CC –
1.4 [V]
200 [
µ
A]
–10 [k
Ω
]
When V
CC
= 9V (approx) R
Լ
28k
Ω
SW1
OFF
ON
Between pins 2 and 3
Low impedance
High impedance
REC / EEE
EE (L)
REC (H)
Between pins 2 and 3
Low impedance
High impedance
3
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