ASAHI KASEI
[AK4707]
ANALOG CHARACTERISTICS (AUDIO)
(Ta = 25°C; VP = 12V, VD = 5V; VVD1 = VVD2 = 5V; Signal Frequency = 1kHz;
Measurement frequency = 20Hz ∼ 20kHz; RL ≥4.5kΩ; 0dB=2Vrms output; unless otherwise specified)
Parameter
min
100
100
typ
max
Units
Analog Input: (TVINL/TVINR/VCRINL/VCRINR pins)
Analog Input Characteristics
Input Voltage
2.0
-
Vrms
kΩ
Input Resistance
150
Analog Input: (AINL+/AINL-/AINR-/AINR+ pins)
Analog Input Characteristics
Input Voltage
1.0
-
Vrms
kΩ
Input Resistance
150
Stereo/Mono Output: (TVOUTL/TVOUTR/VCROUTL/VCROUTR pins)
(Note 6)
Analog Output Characteristics
Volume#0 Step Width
THD+N (at 2Vrms output)
Dynamic Range (−60dB Output, A-weighted) (Note 7)
2.3
3.0
−86
96
96
90
3.7
-80
dB
dB
dB
dB
dB
(Note 7)
92
92
80
S/N
(A-weighted)
(Note 7)
(Note 7,Note 8)
(Note 7,Note
Interchannel Isolation
Interchannel Gain Mismatch
8)
-
-
0.3
-
-
dB
Gain Drift
200
ppm/°C
Load Resistance
TVOUTL/R, VCROUTL/R
Load Capacitance
(AC-Lord, Note 10)
4.5
kΩ
TVOUTL/R, VCROUTL/R
Output Voltage
20
2.15
pF
Vrms
dB
1.85
-
2
Frequency Response 0 ∼ 20.0kHz
Power Supply Rejection (PSR)
± 0.5
50
(Note 9)
dB
Note 6. Measured by Audio Precision System Two Cascade.
Note 7. Analog In to TVOUT. Path : AINL+/− → TVOUTL, AINR+/− Æ TVOUTR
Note 8. Between TVOUTL and TVOUTR with analog inputs AINL+/-, AINR+/-, 1kHz/0dB.
Note 9. The PSR is applied to VD with 1kHz, 100mV.
Note 10. THD+N: -80dB(min. at 2Vrns)
MS0551-E-00
2006/10
- 12 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
