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| AK4589 Datasheet, PDF (49/76 Pages) Asahi Kasei Microsystems – 2/8 CHANNEL AUDIO CODEC WITH DIR | |||
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ASAHI KASEI
ÏÎ ÏΣÊζ৴߸à³à¥à¾Õ³à¿
[AK4589]
75â¦
Coax
0.1uF
RX
75â¦
Figure 23. ຽà©à³à¾Õ³à¿ (Coaxialà³à¾)
AK4589
Note: Coaxialà³à¾Í°Í¸Éºà¾¡àªÍ¢ÎRXà³à¾ÏλÊϯÍÎΧοÏϦϯά͢ÎÏΠζϨÏϧ
Í50mVÎÓ½ÍÎà§ß¹ÉºÞ¡à²à¡Í¢ÎÕà³³à©ÍÍÎÎ͢ɻΧοÏÏ¦Ï¯Î¬Í Í³ÍÎÍà¥à·¼
γÊϧÏ
Í Í¯Ô¼ÍÍÉ»
Optical
Fiber
Optical Receiver
O/E
470
RX
Figure 24. ຽà©à³à¾Õ³à¿ (Þ«à³à¾)
AK4589
Coaxialà³à¾Í·à§ß¹ÉºRXͷड৴ϨÏϧ͸à¶à§Í´à¦ÍÍͷͰɺγϦÎϧίϯÏÏ©ÊϧÏÊÏ
Ͱ͸ෳ਺ͷRXà³à¾Ø
ͰΫϩεÏÊΫÎÍͳÍÍÙÎÍà´àª¢Í·ØʹγÊϧÏ
ÏλÊϯÎà³ÎÎÍ³Í²Í Í¯à®«ÒÍ Í¯Ô¼ÍÍÉ»ÍÎÎÍ·Ï
ϯ͸௨à§Í·Ï©Î´Î¿Î«à³à¾Í°Í¸Í³ÍͨÎɺ âHâ Îͨ͸ âLâ ݻʹà°Í ͯà¢à¼»Í ͯԼÍÍÉ»
AK4589͸TXà¥à¾ÏοÏÎÎ಺à¬Í ɺÖà·¦à°ß
ͱà«Îß¹Îͤͯ0.5V+/-20%Îຬà¬Í Î͢ɻFigure 25Í°T1͸1:1
Í·ÏϥϯεͰ͢ɻ
330ʶ2%
TX
DVSS
100ʶ2%
75⦠cable
T1
Figure 25. TXÖà·¦à°ß
ÏοÏÏ«ÊΫ
MS0339-J-00
- 49 -
2004/09
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