AK4647VQ Datasheet, PDF (41/72 Pages) Asahi Kasei Microsystems – Stereo CODEC with MIC/HP-AMP

ASAHI KASEI
[AK4647]
„ ΞφϩάϛΩγϯά: Ϟϊϥϧೖྗ
PMBP bit = “1”ͷ࣌ɺBEEPH bitΛ “1”ʹ͢ΔͱϔουϑΥϯΞϯϓ͔Βग़ྗ͠ɺBEEPL bitΛ “1”ʹ͢Δͱε
ςϨΦϥΠϯग़ྗ͔Βग़ྗ͢Δ͜ͱ͕Ͱ͖·͢ɻೖྗ͞ΕΔ৴߸͸R_iͰϨϕϧௐ੔Ͱ͖·͢ɻR_i = 20kΩ ࣌
ͷήΠϯ(typ)ΛTable 35, Table 36ʹࣔ͠·͢ɻ͜ͷήΠϯ͸ɺR_i ͷ஋ʹ൓ൺྫ͠·͢ɻ

Ri
MIN
BEEPL
LOUT/ROUT pin
BEEPH
HPL/HPR pin
Figure 29. Block Diagram of MIN pin
LOVL bit
MIN Æ LOUT/ROUT
0
0dB
Default
1
+2dB
Table 35. R_i = 20kΩ ࣌ɺMINೖྗ Æ LOUT/ROUTग़ྗήΠϯ(typ)
HPG bit
MIN Æ HPL/HPR
0
−20dB
Default
1
−16.4dB
Table 36. R_i = 20kΩ ࣌ɺMINೖྗ Æ ϔουϑΥϯग़ྗήΠϯ(typ)
MS0566-J-00
- 41 -
2006/11