[AK4204]
ANALOG CHARACTERISTICS (Audio)
(Ta=25°C; VDD1=VDD2= 3.3V; VSS1=VSS2=0V; Input Signal Frequency =1kHz; Measurement band width=10Hz
∼
20kHz; R
L
=5kΩ, unless otherwise specified)
Parameter
min
typ
max
Unit
Output Level (Note
5)
-
2
-
Vrms
Gain
-
6
-
dB
THD+N (at 2Vrms output, VDD1≥3.135V)
-90
-
dB
Dynamic Range (-60dBFS with A-weighted)
-
102
dB
S/N (A-weighted)
-
102
dB
Inter channel Isolation
-
100
dB
Output Offset Voltage
±0
±5
mV
LPF Frequency Response
-3dB
-
130
-
kHz
Note 5. VDD1=
≥3.135V,
THD+N=-90dB.
ANALOG CHARACTERISTICS (Video)
(Ta=25°C; VDD1=VDD2= 3.3V; VSS1=VSS2=0V; unless otherwise specified,
Parameter
Conditions
min
typ
Input Signal
Output Gain
Input=0.2Vp-p, 100kHz
-
6
Output Signal
f=100kHz, THD=-30dB.
2.52
Frequency Response
Response at 6.75MHz
-
-0.5
Input=0.2Vpp, Sin Wave
Response at 27MHz
-
-43
(0dB at 100kHz)
Group Delay Distortion
S/N（※）
Load Resistance
Load Capacitance
max
1.5
-
-
-
Unit
Vpp
dB
Vpp
dB
dB
|GD3MHz－GD6MHz|
-
10
-
nsec
BW= 100kHz to 6MHz.
-
75
dB
R1+R2 (Note
8)
140
150
-
Ω
C1
8)
400
pF
C2
8)
15
pF
Note 6. The analog characteristics are specified at the pin of each output.
Note 7. Input Sync Tip Level=-0.43V∼-0.14V(the sync chip level based on the pedestal level)
Horizontal Line Sync Pulse=4.0μs
∼5.4μs,
Equalizing Pulse=2.0μs
∼2.7μs,
Serration Pulse=4.0μs
∼5.4μs
Note 8. Refer to
*CCIR 567 weighting.
R1
75
Ω
VOUT
C2
max: 15pF
(C2)
C1
max: 400pF
(C1)
R2
75
Ω
Figure 2. Load Resistance R1+R2 and Load Capacitance C1/C2.
Rev. 0.1
-6-
2012/02
AKM [ ASAHI KASEI MICROSYSTEMS ]
