ASAHI KASEI
[AK4707]
ANALOG CHARACTERISTICS (VIDEO)
(Ta = 25°C; VP = 12V, VD= 5V; VVD1 = VVD2 = 5V; unless otherwise specified.)
Parameter
Conditions
min
typ
0.7
2.2
6
max
Units
V
V
dB
dB
dB
kΩ
Vpp
Ω
Sync Tip Clamp Voltage
Chrominance Bias Voltage
Gain
at output pin.
at output pin.
Input = 0.3Vp-p, 100kHz
5.5
-0.5
-1.0
40
6.5
0.5
1.0
-
1.5
-
400
15
3
Interchannel Gain Mismatch TVRC, TVG, TVB. Input = 0.3Vp-p, 100kHz.
-
Frequency Response
Input Impedance
Input Signal
Load Resistance
Load Capacitance
Input=0.3Vp-p, 100kHz to 6MHz
Chrominance input (internally biased)
f = 100kHz, maximum with distortion < 1.0%
(Note 11)
60
-
-
-
150
C1 (Note 11)
C2 (Note 11)
pF
pF
Vpp
Dynamic Output Signal
Y/C Crosstalk
f = 100kHz, maximum with distortion < 1.0%
f = 4.43MHz, 1Vp-p input. Among TVVOUT,
TVRC and VCRVOUT outputs.
Reference Level = 0.7Vp-p, CCIR 567 weighting.
BW = 15kHz to 5MHz.
0.7Vpp 5steps modulated staircase.
chrominance &burst are 280mVpp, 4.43MHz.
0.7Vpp 5steps modulated staircase.
chrominance &burst are 280mVpp, 4.43MHz.
-
-
-
-
-
-
-
dB
dB
−50
S/N
-
-
-
74
0.3
0.3
Differential Gain
Differential Phase
%
Degree
Note 11. Refer the Figure 1.
R1
75 ohm
Video Signal Output
R2
75 ohm
C2
C1
max: 15pF
max: 400pF
Figure 1. Load Resistance R1+R2 and Load Capacitance C1/C2.
MS0551-E-00
2006/10
- 13 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
