AK4589 Datasheet, PDF (74/76 Pages) Asahi Kasei Microsystems – 2/8 CHANNEL AUDIO CODEC WITH DIR

ASAHI KASEI
[AK4589]
5. Ξφϩάग़ྗճ࿏
AK4589 ͷࠩಈग़ྗΛඇ൓సόοϑΝΛ௨ͯ͠ग़ྗ͢Δࠩಈग़ྗճ࿏ͱͦͷग़ྗΛՃࢉ͢Δ LPF Λࣔ͠·͢ɻ
ΦϖΞϯϓʹ͸௿ࡶԻߴ଱ѹͷ NJM5534D Λ࢖༻͍ͯ͠·͢ɻ
AOUTL-
100u
+
330
3.3n
180
3.9n
+ _10u
37
0.1u
2
+
-4
6
NJM5534D
10u
+
0.1u
680
+15
-15
560
0.1u +^10u
1.0n
AOUTL+
100u
+
330
3.3n
180
3.9n
+ _10u
37
2
+
-
6
4
NJM5534D
0.1u
10u
+
0.1u
680
620
620
2 _- 4 ₆ ¹⁰⁰
3 ⁺⁷
Lch
1.0n NJM5534D
0.1u
+_10u
Figure 51. External 2nd order LPF Circuit Example
MS0339-J-00
- 74 -
2004/09