
ASAHI KASEI 
[AK4706] 
MS0507-E-00 
2006/05 
- 13 - 
ANALOG CHARACTERISTICS (AUDIO) 
(Ta = 25
°
C; VP=12V, VD1=VD2=5V; VVD1=VVD2=VVD3=VVD4=5V; fs = 48kHz; BICK = 64fs; Signal Frequency 
= 1kHz; 24bit Input Data; Measurement frequency = 20Hz 
~
 20kHz; R
L 
≥
4.5k
; Volume #0=Volume #1=0dB, 
0dB=2Vrms output; unless otherwise specified) 
Parameter 
DAC Resolution 
Analog Input: 
(TVINL/TVINR/VCRINL/VCRINR pins) 
Analog Input Characteristics 
Input Voltage 
Input Resistance 
Analog Input: 
(DACL/DACR pin) 
Analog Input Characteristics 
Input Voltage 
Input Resistance 
Stereo/Mono Output: 
(TVOUTL/TVOUTR/VCROUTL/VCROUTR/MONOOUT pins; Note 8) 
Analog Output Characteristics 
Volume#0 Gain (DAPD bit =”0”) 
(DVOL1-0 = “00”) 
(DVOL1-0 = “01”) 
(DVOL1-0 = “10”) 
(DVOL1-0 = “11”. Note 9) 
Volume#2 Gain (DAPD bit =”1”) 
(DVOL1-0 = “00”) 
(DVOL1-0 = “01”) 
Volume#1 Step Width (+6dB to –12dB) 
                                    (-12dB to –40dB) 
                                    (-40dB to –60dB) 
THD+N                       (at 2Vrms output. Note 10) 
(
at 3Vrms output. 
Note 10
, 
Note 11)
Dynamic Range  (-60dB Output, A-weighted. Note 10) 
S/N                                             (A-weighted. Note 10) 
Interchannel Isolation                        (Note 10, Note 12)
Interchannel Gain Mismatch             (Note 10, Note 12)
Gain Drift 
Load Resistance (AC-Lord; Note 13) 
TVOUTL/R, VCROUTL/R, MONOOUT
Load Capacitance 
TVOUTL/R, VCROUTL/R, MONOOUT
Output Voltage                                 (Note 13, Note 14) 
Power Supply Rejection                        (PSR. Note 15) 
Note 8. Measured by Audio Precision System Two Cascade. 
Note 9. Output clips over –2.5dBFS digital input. 
Note 10. DAC to TVOUT 
Note 11. Except VCROUTL/VCROUTL pins. 
Note 12. Between TVOUTL and TVOUTR with digital inputs 1kHz/0dBFS. 
Note 13. THD+N: -80dB(min. at 2Vrns), -60dB(typ. at 3Vrms). 
Note 14. Full-scale output voltage by DAC (0dBFS). Output voltage of DAC scales with the voltage of VD1,  
    Stereo output (typ@0dBFS) = 2Vrms × VD1/5 when volume#0=volume#1=0dB. The output must not exceed 3Vrms. 
Note 15. The PSR is applied to VD1 with 1kHz, 100mV. 
min 
typ 
max 
24 
Units 
bit 
2 
- 
Vrms 
k
100 
150 
1 
- 
Vrms 
k
40 
60 
- 
- 
- 
- 
0 
-6 
+2.44 
+4 
6.0 
0 
2 
2 
2 
-86 
-60 
96 
96 
90 
0.3 
200 
- 
- 
- 
- 
dB 
dB 
dB 
dB 
dB 
dB 
dB 
dB 
dB 
dB 
dB 
dB 
dB 
dB 
dB 
5.3 
-0.7 
1.6 
0.5 
0.1 
6.7 
0.7 
2.4 
3.5 
3.9 
-80 
- 
- 
- 
92 
92 
80 
- 
- 
4.5 
1.85 
- 
ppm/
°
C
k
pF 
Vrms 
dB 
20 
2.15 
2 
50