AK4647VQ Datasheet, PDF (9/72 Pages) Asahi Kasei Microsystems – Stereo CODEC with MIC/HP-AMP

ASAHI KASEI
[AK4647]
Parameter
min
Mono Input: MIN pin (External Input Resistance=20kΩ)
Maximum Input Voltage (Note 17)
-
Gain (Note 18)
MIN Æ LOUT/ROUT LOVL bit = “0”
−4.5
MIN Æ HPL/HPR
LOVL bit = “1”
HPG bit = “0”
-
−24.5
HPG bit = “1”
-
Power Supplies:
Power Up (PDN pin = “H”)
All Circuit Power-up:
AVDD+DVDD
(Note 19)
-
HVDD: HP-Amp Normal Operation
No Output
(Note 20)
-
Power Down (PDN pin = “L”) (Note 21)
AVDD+DVDD+HVDD
-
typ
1.98
0
+2
−20
−16.4
15
5
10
max
-
+4.5
-
−15.5
-
Units
Vpp
dB
dB
dB
dB
23
mA
8
mA
100
μA
Note 17. ࠷େೖྗిѹ͸AVDDͱ֎෦ೖྗ఍߅(Rin)ʹൺྫ͠·͢ɻVin = 0.6 x AVDD x Rin / 20kΩ (typ).
Note 18. ήΠϯ͸֎෦ೖྗ఍߅ʹ൓ൺྫ͠·͢ɻ
Note 19. PLL Master Mode (MCKI=12.288MHz)ͰɺPMADL = PMADR = PMDAC = PMLO = PMHPL = PMHPR =
PMVCM = PMPLL = MCKO = PMBP = PMMP = M/S bits = “1”ͷ৔߹Ͱ͢ɻ͜ͷͱ͖ɺMPWR pinͷग़
ྗిྲྀ͸0mAͰ͢ɻ
AVDD=11mA(typ), DVDD=4mA(typ).
EXT Slave Mode (PMPLL = M/S = MCKO bits = “0”)ͷ৔߹: AVDD=10mA(typ), DVDD=3mA(typ).
Note 20. PMADL = PMADR = PMDAC = PMLO = PMHPL = PMHPR = PMVCM = PMPLL = PMBP bits = “1”ͷ৔
߹Ͱ͢ɻ
Note 21. શͯͷσΟδλϧೖྗϐϯΛDVDD·ͨ͸DVSSݻʹఆͨ࣌͠ͷ஋Ͱ͢ɻ
MS0566-J-00
-9-
2006/11