
ASAHI KASEI 
AKM CONFIDENTIAL
[AK4703] 
Rev. 0.1 
2004/03 
- 8 - 
DIGITAL CHARACTERISTICS 
(Ta = 25
°
C; VD = 4.75 
~
 5.25V) 
Parameter 
High-Level Input Voltage 
Low-Level Input Voltage 
Low-Level Output Voltage 
 (SDA pin: Iout= 3mA, INT pin: Iout= 1mA) 
Input Leakage Current 
Symbol 
VIH 
VIL 
min 
2.0 
- 
typ 
- 
- 
max 
- 
0.8 
Units
V 
V 
VOL 
- 
- 
0.4 
V 
Iin 
- 
- 
±
10 
μA 
ANALOG CHARACTERISTICS (AUDIO) 
(Ta = 25
°
C; VP = 12V, VD = 5V; VVD1 = VVD2 = 5V; Signal Frequency = 1kHz; Measurement frequency = 20Hz 
~
20kHz; R
L 
≥
4.5k
; 0dB=2Vrms output; unless otherwise specified) 
Parameter 
Analog Input: 
(TVINL/TVINR/VCRINL/VCRINR pins) 
Analog Input Characteristics 
Input Voltage 
Input Resistance 
Analog Input: 
(LIN/RIN pins) 
Analog Input Characteristics 
Input Voltage 
Input Resistance 
Stereo/Mono Output: 
(TVOUTL/TVOUTR/VCROUTL/VCROUTR/MONOOUT pins)         (Note 6) 
Analog Output Characteristics 
THD+N               (at 2Vrms output)                   (Note 7)
Dynamic Range  (
60dB Output, A-weighted)  (Note 7)
S/N                     (A-weighted)                           (Note 7)
Interchannel Isolation                                     (Note 7, 8)
Interchannel Gain Mismatch                          (Note 7, 8)
Gain Drift 
Load Resistance (AC-Lord, Note 10) 
TVOUTL/R, VCROUTL/R, MONOOUT 
Output Voltage                                             (Note 9, 10)
Power Supply Rejection (PSR)                             (Note 11)
Note 6. Measured by Audio Precision System Two Cascade. 
Note 7. Analog In to TVOUT. Path : AINL+/
 (AINR+/
) 
→
 TVOUTL (TVOUTR) 
Note 8. Between TVOUTL and TVOUTR with analog inputs (AINL/R+/
) 1kHz/0dB. 
Note 9. THD+N : 
80dB(min. at 2Vrns). 
Note 10. Analog input voltage by LIN/RIN pins (0dB). Stereo output (typ@0dBFS) = 2Vrms × VD/5. 
               Do not output signals over 3Vrms. 
Note 11. The PSR is applied to VD with 1kHz, 100mV. 
FILTER CHARACTERISTICS 
(Ta = 25
°
C; VP = 11.4 
~
 12.6V, VD = 4.75 
~
 5.25V, VVD1 = VVD2 = 4.75 
~
 5.25V) 
Parameter 
Symbol 
LPF 
Frequency Response    0 
~
 20.0kHz 
FR 
min 
typ 
max 
Units 
2 
- 
Vrms 
k
100 
150 
1 
- 
Vrms 
k
40 
60 
86 
96 
96 
90 
0.3 
200 
2 
50 
80 
- 
- 
2.15 
dB 
dB 
dB 
dB 
dB 
92 
92 
80 
- 
- 
4.5 
1.85 
- 
ppm/
°
C
k
Vrms 
dB 
min 
typ 
max 
Units 
- 
±
 0.5 
- 
dB