AK4589 Datasheet, PDF (12/76 Pages) Asahi Kasei Microsystems – 2/8 CHANNEL AUDIO CODEC WITH DIR

ASAHI KASEI
[AK4589]
Notes:
5. CCIR-ARMͰଌఆͨ͠৔߹͸96dB(@fs=48kHz)Ͱ͢ɻ
6. DC ෛՙ͕͋Δ৔߹͸ɺ4kΩͰ͢ɻ
7. VREFHΛ+5.0Vݻʹఆͯ͠ɺAVDD, DVDD, PVDD, TVDDʹ1kHz, 50mVppͷਖ਼ݭ೾Λॏ৞ͨ͠৔߹ɻ
8. CCIR-ARMͰଌఆͨ͠৔߹͸102dB (typ. @fs=48kHz)Ͱ͢ɻ
9. C_L=20pF, X'tal=24.576MHz, CM1-0=“10”, CM1-0=“10”, OCKS1-0=“10”@48kHz,“00”@96kHz, “11”@192kHz.
10. TVDD=13mA(typ).
11. ੩ࢭ࣌ɻRX ೖྗ͸ΦʔϓϯɺΫϩοΫΛؚΉશͯͷσΟδλϧೖྗϐϯΛ DVSS ݻʹఆͨ͠৔߹ͷ஋
Ͱ͢ɻTEST3= “L” ͸௨ৗϞʔυɺTEST3= “H” ͸ςετϞʔυͰ͢ɻ
ϑΟϧλಛੑ
(Ta=25°C; AVDD, DVDD, PVDD=4.75∼5.25V; TVDD=2.7∼5.25V; fs=48kHz)
Parameter
Symbol
min
ADC Digital Filter (Decimation LPF):
Passband
(Note 12) ±0.1dB
PB
0
-0.2dB
-
-3.0dB
-
Stopband
Passband Ripple
SB
28.0
PR
Stopband Attenuation
SA
68
Group Delay
(Note 13)
GD
Group Delay Distortion
∆GD
ADC Digital Filter (HPF):
Frequency Response (Note 12) -3dB
FR
-0.1dB
DAC Digital Filter:
Passband
Stopband
(Note 12)
-0.1dB
-6.0dB
PB
0
-
SB
26.2
Passband Ripple
PR
Stopband Attenuation
SA
54
Group Delay
(Note 13)
GD
DAC Digital Filter + Analog Filter:
Frequency Response:
0 ∼ 20.0kHz
FR
40.0kHz (Note 14)
FR
80.0kHz (Note 14)
FR
typ
20.0
23.0
16
0
1.0
6.5
24.0
19.2
±0.2
±0.3
+0/-0.6
max
18.9
-
-
±0.04
21.8
-
±0.02
Units
kHz
kHz
kHz
kHz
dB
dB
1/fs
µs
Hz
Hz
kHz
kHz
kHz
dB
dB
1/fs
dB
dB
dB
Notes:
12. ௨աҬͱ્ࢭҬ͸ fs ʹൺྫ͠·͢ɻ
ྫ͑͹ɺ-0.1dB Ͱͷ 21.8kHz ͸ 0.454 x fs(DAC)Ͱ͢ɻ
13. σΟδλϧϑΟϧλʹΑΔԋࢉ஗ԆͰɺΞφϩά৴߸͕ೖྗ͞Ε͔ͯΒ྆νϟωϧͷ 24 Ϗοτσʔ
λ͕ ADC ͷग़ྗϨδελʹηοτ͞ΕΔ·Ͱͷ࣌ؒͰ͢ɻ
DAC ʹ͍ͭͯ͸ɺ྆νϟωϧͷ 20/24 Ϗοτσʔλ͕ DAC ͷೖྗϨδελʹηοτ͞Ε͔ͯΒΞφ
ϩά৴߸͕ग़ྗ͞ΕΔ·Ͱͷ࣌ؒͰ͢ɻ
14. 40.0kHz@fs=96kHz , 80.0kHz@fs=192kHz.
MS0339-J-00
- 12 -
2004/09