AK4343VN Datasheet, PDF (12/99 Pages) Asahi Kasei Microsystems – Stereo DAC with HP/RCV/SPK-AMP

[AK4343]
■ Ϟʔυผͷফඅిྗ
৚݅: Ta=25°C; AVDD=DVDD=HVDD=3.3V; AVSS=DVSS=HVSS=0V; fs=44.1kHz, External Slave Mode,
BICK=64fs ; 1kHz, 0dBFS input; Headphone & Speaker = No output
Mode
Power Management Bit
00H
01H
20H
AVDD DVDD HVDD Total Power
[mA] [mA] [mA]
[mW]
All Power-down
000000 0000000
0
0
0
0
DAC Æ Lineout
1 0 0 1 1 0 0 0 0 0 0 0 0 5.4
1.8
0.2
24.4
DAC Æ HP
1 0 0 0 1 1 1 0 0 0 0 0 0 3.7
1.8
5
34.7
DAC Æ SPK
1 0 1 0 1 0 0 0 0 0 0 0 0 3.7
1.8
11
54.5
LIN2/RIN2 Æ HP
1 0 0 0 0 1 1 0 0 1 1 0 0 1.9
0
5
22.8
LIN2/RIN2 Æ SPK
101000 0001100
1.9
0
11
42.6
MIN Æ RCV
1 1 0 1 0 0 0 0 0 0 0 0 0 3.1
0
0.2
10.9
Table 1. Ϟʔυผͷফඅిྗ(typ)
ϑΟϧλಛੑ
(Ta=25°C; AVDD=DVDD=2.6 ∼ 3.6V; HVDD=2.6 ∼ 5.25V; fs=44.1kHz; DEM=OFF; FIL1=FIL3=EQ=OFF)
Parameter
Symbol
min
typ
max
Units
DAC Digital Filter (LPF):
Passband (Note 27)
Stopband
Passband Ripple
Stopband Attenuation
Group Delay (Note 28)
±0.1dB
PB
−0.7dB
−6.0dB
SB
PR
SA
GD
0
-
19.6
kHz
-
20.0
-
kHz
-
22.05
-
kHz
25.2
-
-
kHz
-
-
±0.01
dB
59
-
-
dB
-
25
-
1/fs
DAC Digital Filter (LPF) + SCF:
Frequency Response: 0 ∼ 20.0kHz
FR
-
±1.0
-
dB
DAC Digital Filter (HPF):
Frequency Response (Note 27) −3.0dB
FR
-
0.9
-
Hz
−0.5dB
-
2.7
-
Hz
−0.1dB
-
6.0
-
Hz
BOOST Filter: (Note 29)
Frequency Response MIN 20Hz
FR
-
5.76
-
dB
100Hz
-
2.92
-
dB
1kHz
-
0.02
-
dB
MID 20Hz
FR
-
10.80
-
dB
100Hz
-
6.84
-
dB
1kHz
-
0.13
-
dB
MAX 20Hz
FR
-
16.06
-
dB
100Hz
-
10.54
-
dB
1kHz
-
0.37
-
dB
Note 27. ֤ৼ෯ಛੑͷप೾਺͸ fs (γεςϜαϯϓϦϯάϨʔτ)ʹൺྫ͠·͢ɻ
ྫ͑͹ɺPB=20.0kHz(@−0.7dB)͸0.454 x fsͰ͢ɻ֤Ԡ౴͸1kHzΛج४ʹ͠·͢ɻ
Note 28. σΟδλϧϑΟϧλʹΑΔ஗ԆԋࢉͰɺ16Ϗοτσʔλ͕ೖྗϨδελʹηοτ͞Ε͔ͯΒΞφϩ
ά৴߸͕ग़ྗ͞ΕΔ·Ͱͷ࣌ؒͰ͢ɻPMADL=PMADR bits = “0”ͷͱ͖DAC෦ͷGroup Delay͸
25/fs(typ)Í°Í¢
Note 29. प೾਺ಛੑ͸αϯϓϦϯάϨʔτʹൺྫ͠·͢ɻߴϨϕϧͷ௿प೾৴߸Λೖྗͨ͠৔߹ɺ௿ҬͰΫ
Ϧοϓ͠·͢ɻ
MS0478-J-02
- 12 -
2010/11